Tender For Operation And Maintenance Of The Andipatty - Sedapatty Cwss In Madurai And Theni Districts Including Repair And Rectification Works And Supply Of Chemicals For The Period From 01.01.2027 To 31.03.2029 (Package 15 A)
Tender Value
9.58 Crore
Estimated cost
Bid Submission
20 Nov 2026
13 days left
EMD
7.19 Lakhs
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Madurai → Tamil Nadu
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Operation And Maintenance Of The Andipatty - Sedapatty Cwss In Madurai And Theni Districts Including Repair And Rectification Works And Supply Of Chemicals For The Period From 01.01.2027 To 31.03.2029 (Package 15 A)
BOQ
| Sl. No. | Item Description |
| 1 | SUPPLY EARMARKED QUANTITY OF WATER NOTED AGAINST EACH CWSS IN MADURAI AND THENI DISTRICTS BY CARRYING OUT ALL THE NECESSARY WORKS SUCH AS PUMPING, ATTENDING TO LEAK AND BURST, ATTENDING TO ELECTRICAL AND MECHANICAL REPAIR WORKS, PROVIDING DISINFECTION, PREVENTIVE MAINTENANCE OF ALL INSTALLATIONS, SUMP CLEANING AND DELIVERANCE OF EARMARKED QUANTITY OF WATER TO THE BENEFICIARIES AS PER SCHEDULE AND STANDARD OPERATING PROCEDURES AND AS DIRECTED BY THE TWAD BOARD OFFICERS FOR the period from 01.01.2027 to 31.03.2029. |
| 2 | Operation and Maintenance of the Andipatty - Sedapatty CWSS in Madurai and Theni Districts including repair and rectification works and supply of chemicals for the period from 01.01.2027 to 31.03.2029 (Package 15 A) |
| 3 | Total Basic Value |
| 4 | Add GST @18% on Basic Value |
| 5 | 2.0 For the year 2026- 2027 (01.01.2027 to 31.03.2027) |
| 6 | Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 26.336 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 2370.24 ML (26.336*90) Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers |
| 7 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 8 | PVC /PSC Pipes of various sizes |
| 9 | Removing the burst PSC/PVC pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipeline with sound pipe including jointing and cost of refilling the pipeline with water for retesting the pipe line etc complete. (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers. |
| 10 | 350 mm dia PSC Pipe Various Classes |
| 11 | 400 mm dia PSC Pipe Various Classes |
| 12 | 600 mm dia PSC Pipe Various Classes |
| 13 | 700 mm dia PSC Pipe Various Classes |
| 14 | 50mm PVC 6KSC |
| 15 | 63mm PVC 4KSC |
| 16 | 75mm PVC 4KSC |
| 17 | 90mm PVC 4 KSC |
| 18 | 110mm PVC 4KSC |
| 19 | 140mm PVC 4KSC |
| 20 | Supply and delivery of the following sizes of DI, HDPE, PVC pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers. |
| 21 | 350 mm dia DI Pipe |
| 22 | 400 mm dia DI Pipe |
| 23 | 600 mm dia DI Pipe |
| 24 | 700 mm dia DI Pipe |
| 25 | 50mm PVC 6KSC |
| 26 | 63mm PVC 4KSC |
| 27 | 75mm PVC 4KSC |
| 28 | 90mm PVC 4 KSC |
| 29 | 110mm PVC 4KSC |
| 30 | 140mm PVC 4KSC |
| 31 | 50 mm PVC Coupler Fabricated 6 KSC |
| 32 | 63 mm PVC Coupler Fabricated 4 KSC |
| 33 | 75 mm PVC Coupler Fabricated 4 KSC |
| 34 | 90 mm PVC Coupler Fabricated 4 KSC |
| 35 | 110 mm PVC Coupler Fabricated 4 KSC |
| 36 | 140 mm PVC Coupler Fabricated 4 KSC |
| 37 | Supply and Delivery of MJ Collars |
| 38 | 350 mm dia PSC Pipe Various Classes |
| 39 | 400 mm dia PSC Pipe Various Classes |
| 40 | 600 mm dia PSC Pipe Various Classes |
| 41 | 700 mm dia PSC Pipe Various Classes Attending Leaks occurred in all the size, class and material of pipes in all the pipelines of this CWSS for the following items round the clock as per the standard specifications including earthwork excavation ,removal of slushy soil , labour charges, civil works, cost of materials, dewatering , genset, welding unit,and providing night lamps, barrigading arrangements, caution sign boards ,trafic diversion arrangements and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.8 of General conditions of Contract Part II.and as directed by TWAD Board officers |
| 42 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 43 | For PSC Pipes of various classes |
| 44 | Supply and delivery of the following sizes of DI, HDPE, PVC pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers. |
| 45 | 350 mm dia DI Pipe |
| 46 | 400 mm dia DI Pipe |
| 47 | 600 mm dia DI Pipe |
| 48 | 700 mm dia DI Pipe |
| 49 | Supply and delivery of lead wool as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 50 | 350 mm dia PSC Pipe Various Classes |
| 51 | 400 mm dia PSC Pipe Various Classes |
| 52 | 600 mm dia PSC Pipe Various Classes |
| 53 | 700 mm dia PSC Pipe Various Classes |
| 54 | Supply and delivery of Hard crete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 55 | 350 mm dia PSC Pipe Various Classes |
| 56 | 400 mm dia PSC Pipe Various Classes |
| 57 | 600 mm dia PSC Pipe Various Classes |
| 58 | 700 mm dia PSC Pipe Various Classes |
| 59 | Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 60 | 350 mm dia PSC Pipe Various Classes |
| 61 | 400 mm dia PSC Pipe Various Classes |
| 62 | 600 mm dia PSC Pipe Various Classes |
| 63 | 700 mm dia PSC Pipe Various Classes |
| 64 | Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers |
| 65 | 350 mm dia PSC Pipe Various Classes |
| 66 | 400 mm dia PSC Pipe Various Classes |
| 67 | 600 mm dia PSC Pipe Various Classes |
| 68 | 700 mm dia PSC Pipe Various Classes |
| 69 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 70 | For PSC Pipes of various classes Attending Leaks occurred in all the size, class and material of pipes in all the pipelines of this CWSS for the following items with MS Clampsets round the clock as per the standard specifications including earthwork excavation, removal of slushy soi, labour charges, civil works, cost of materials, dewatering , and providing night lamps, barrigading arrangements, caution sign boards ,trafic diversion arrangements and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.8 of General conditions of Contract Part II and as directed by TWAD Board officers. |
| 71 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 72 | For MS Pipes of various classes |
| 73 | Supply and Delivery of MS pipes SPIRAL/LONGITUDIDNAL WELDING as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001. Pipes shall be internally lined with plant applied cement mortar lining 1:2, The Lining thickness range from 6 mm to 12 mm and pipes shall be externally coated with plant applied CM 1:3, minimum 20mm thick including reinforcement inclusive of Transportation charges anywhere in Tamil Nadu etc., complete and as directed by TWAD Board officers |
| 74 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 75 | Hire charges for providing Gas cutting unit including cost of rent for cutting unit, consumption of gas requirred for cutting etc., complete and as directed by TWAD Board Officers. |
| 76 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 77 | Hire charges for providing 62 kva genset for lighting arrangements and welding plant including cost of diesal, conveyance charges and operation completion of all woks to satisfaction of TWAD officers. |
| 78 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 79 | Hire charges for providing welding unit including cost of rent for welding unit and cable cost of welding rods of good quality and labour charges towards welding including conveyance charges till completion of work to satisfaction of TWAD officers. |
| 80 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 81 | Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers |
| 82 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 83 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 84 | 711mm diax6.3mm thick MS Pipe Various Classes Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers |
| 85 | Rewinding of Motor and repair works to Vertical Turbine Motors including cost of all material, conveyance, labour charges for removing and reerection of Vertical Turbine Motors etc., complete and as directed by TWAD Board Officers.-150 HP |
| 86 | Rewinding of Motor and repair works to Centifugal HSC Motors including cost of all material, conveyance, labour charges for removing and reerection of HSC motors etc., complete and as directed by TWAD Board Officers.- |
| 87 | 220 HP |
| 88 | 168 HP |
| 89 | Rewinding of Motor and reconditioning of Pump and repair works to various capacity of Openwell Submersible Pumpset including cost of all material, conveyance, labour charges for removing and reerection ofsubmersible pumset etc., complete and as directed by TWAD Board Officers. |
| 90 | 12 HP |
| 91 | 18 HP |
| 92 | Rewinding of Motor and reconditioning of Pump and repair works to various capacity of Centrifugal Monoblock Pumpset including cost of all material, conveyance, labour charges for removing and reerection ofCentrifugal Monoblock Pumpset etc., complete and as directed by TWAD Board Officers. |
| 93 | 10 HP |
| 94 | 7.5 HP |
| 95 | 2 HP Carrying out the repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II complete and as directed by the TWAD Board officers. |
| 96 | Repair and Reconditioning works in Vertical turbine Pumpset including cost of all material (excluding bronze impeller), conveyance, Labour charges for removing and re erection Vertical turbine Pumpset etc., complete and as directed by TWAD Board Officers -150 HP |
| 97 | Repair and Reconditioning works in Centifugal HSC Pumpsets including cost of all material (excluding bronze impeller), conveyance, Labour charges for removing and re erection Centifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers |
| 98 | 168 HP |
| 99 | 220 HP |
| 100 | Attending Repair, rectification and reconditioning of CI Sluice valve / Double air valve/Non return Valve including cost of all material,, conveyance, labour charges for removing and reerection of CI Sluice Valve etc., complete and as directed by TWAD Board Officers. |
| 101 | 700 mm CI Sluice valve |
| 102 | 600 mm CI Sluice valve |
| 103 | 400 mm CI Sluice valve |
| 104 | 300 mm CI Sluice valve |
| 105 | 250 mm CI Sluice valve |
| 106 | 200 mm CI Sluice valve |
| 107 | 150 mm CI Sluice valve |
| 108 | 125 mm CI Sluice valve |
| 109 | 100 mm CI Sluice valve |
| 110 | 80 mm CI Sluice valve |
| 111 | 65 mm CI Sluice valve |
| 112 | 50 mm CI Sluice valve |
| 113 | 400 mm dia C.I NRV |
| 114 | 350 mm dia C.I NRV |
| 115 | 300 mm dia C.I NRV |
| 116 | 250 mm dia C.I NRV |
| 117 | 200 mm dia C.I NRV |
| 118 | 80 mm dia C.I NRV |
| 119 | 50 mm dia C.I NRV |
| 120 | 300 mm dia D.I NRV |
| 121 | 150 mm dia C.I Double Airvalve |
| 122 | 100 mm dia C.I Double Airvalve |
| 123 | 80 mm dia C.I Double Airvalve |
| 124 | 50 mm dia C.I Double Airvalve |
| 125 | 40 mm dia C.I Double Airvalve Attending cable fault by replacing the cable |
| 126 | Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers. |
| 127 | 3.5 core 300 Sq. mm aluminium cable |
| 128 | Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying in trenches inside the pump room or in air |
| 129 | 3.5 core 300 Sq. mm aluminium cable |
| 130 | Jointing the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers |
| 131 | 3.5 core 300 Sq. mm aluminium cable Supply and delivery of the following Electrical Works consumable items at the site of work to carryout the general maintenace works |
| 132 | Supply and delivery of Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to IS/IEC 60947-4-2 etc., complete and as directed by TWAD Board Officers |
| 133 | 400 Amps |
| 134 | 325 Amps |
| 135 | 125 Amps |
| 136 | 40 Amps |
| 137 | Supply and delivery of Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers |
| 138 | Upto 5A |
| 139 | 5A-10A |
| 140 | 10A-20A |
| 141 | Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply. |
| 142 | Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammetre, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Pushbutton switches, including the capacitor(the cost of capacitor is to be taken separately) etc., complete and as directed by TWAD Board Officers. |
| 143 | For 5 HP Starter - 2 Nos |
| 144 | Supply and delivery of Star-Delta starter confirming to IS 13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ Three Phase/50HZ (+/- 5%) and 415V (+/- 10%) including 3 pole magnetic contactor with under voltage release - 3 nos., CT operated Ammeter (65 mm dia) with suppressed scale, Voltmeter (65mm dia), Voltmeter selector switch, Miniature circuit breaker, Thermal Overload relay, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, wiring with 1 sq.mm/4 sq. mm copper pvc insulated cable, powder coated vermin proof box, including the capacitor (the cost of capacitor is to be taken separately). |
| 145 | 12 HP |
| 146 | 18 HP |
| 147 | 10 HP |
| 148 | 7.5 HP |
| 149 | Supply and delivery of following Range AMPS 4 Pole MCCB Switch (Moulted case circuit breakers) with thermo dynanmic relase inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board officers to control EB supply from E.B Pole to Main Panel Board |
| 150 | 630 Amps 3 Pole MCCB Switch |
| 151 | 400 Amps 3 Pole MCCB Switch |
| 152 | Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) with thermo dynanmic relase inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board officers to control EB supply from E.B Pole to Main Panel Board |
| 153 | 630 Amps 3 Pole MCCB Switch |
| 154 | 400 Amps 3 Pole MCCB Switch |
| 155 | Supply and delivery Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking |
| 156 | 100/200/300 KVAR Power capacitor at Various location |
| 157 | Supply and delivery of the following GM Gate Valves inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board Officers |
| 158 | 50 mm Gate valve |
| 159 | 65 mm Gate valve |
| 160 | 80 mm Gate valve |
| 161 | 100 mm Gate valve |
| 162 | Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers |
| 163 | Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers. |
| 164 | Supply, Delivery of Liquid chlorine Cylinder as per IS specification (with chlorine 99.80% Moisture, Na 203 Hydrogen and carbon Dioxide are to be nil) for water treatment plant in TWAD Board including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board Officers. |
| 165 | Supply, Delivery of Ferrice Alum (Sulphate of Alumina - Ferric) Grade - II in Loose slab required for Water Treatment Plant anywhere in the schemes maintained by TWAD Board as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transportation charges etc., complete and as directed by TWAD Board Officers. Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete and as directed by TWAD Board Officers |
| 166 | Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers |
| 167 | 15.00 LL capacity of Clear water sump @ Vaigaidam |
| 168 | 12.00 LL capacity sump @ Thimmarasanayakkanur and Kanavai |
| 169 | 6.00 LL Capacity sump at Chettiyapatty |
| 170 | 2.00 LL Capacity elevater MSR |
| 171 | 1.00 LL Capacity elevater MSR |
| 172 | 60,000 Lit capacity MSR |
| 173 | 30,000 Lit capacity MSR Attending Major Repair works for following KVA/443V Transformer including dismantling, Copper dueal coat super enameled winding coils, insulation material, Transformer Oil, LV Pushing copper rod, silica gel breather, Capillary type thermometer, gasket & oil, core winding, reassessmbling & etc,. complete and as directed by TWad Board Officers |
| 174 | 1) For 400 KVA |
| 175 | Labour Charges for dismantling of 400 KVA Transformer with all accessories by using crane etc.complete as directed by TWAD Board officers |
| 176 | Supply and delievery of HV 11KV Copper Dual Coat Super enameled Winding Coils for 3 phase to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 177 | Supply and delievery of HV 433KV Copper Winding for 3 phase insulation to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 178 | Supply and delievery of 3 phase insulation material to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 179 | Supply and delievery of new transformer oil to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 180 | Supply and delievery of 11KV HV bushing with Metal parts to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 181 | Supply and delievery of 433V LV bushing copper rod to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 182 | Supply and delievery of silica gel breather to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 183 | Supply and delievery of capillary type thermometer including accessories to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 184 | Supply and delievery of gasket & oil seals to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 185 | Supply and delievery of paint to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 186 | Charges for hot air chamber treatment for IR value improvement Work 900c for 2 days to 400 KVA Transformer etc.,complete as directed by TWAD board officers. |
| 187 | Charges for Transformer tank cleaning and painting work to 400 KVA Transformer as per IS Specification as directed by TWAD Board Officers. |
| 188 | Labour charges for new windings reassembling with new insulation off load tape switch connection loads with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS specifications as directed by TWAD board officers.. |
| 189 | Charges for attending Core winding job to tank accessories fixing as per IS specification including testing work with loading to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 190 | Charges for Re erection of 400 KVA Tranformers and all accessories by using crane and fixing etc complete as directed by Twad Board officers. |
| 191 | Conveyance charges for transformers unit from site to work shop site and work shop site to Station completion of rectification works etc complete as directed by Twad Board officers For the year 2027- 2028 (01.04.2027 to 31.03.2028) |
| 192 | Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 26.559 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally (26.559*366 days) Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers |
| 193 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 194 | PVC /PSC/HDPE Pipes of various sizes |
| 195 | Removing the burst C.I./ D.I pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipeline with sound pipe including jointing and cost of refilling the pipelinewith water for retesting the pipe line etc complete. (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers. |
| 196 | 350 mm dia PSC Pipe Various Classes |
| 197 | 400 mm dia PSC Pipe Various Classes |
| 198 | 600 mm dia PSC Pipe Various Classes |
| 199 | 700 mm dia PSC Pipe Various Classes |
| 200 | 50mm PVC 6KSC |
| 201 | 63mm PVC 4KSC |
| 202 | 75mm PVC 4KSC |
| 203 | 90mm PVC 4 KSC |
| 204 | 110mm PVC 4KSC |
| 205 | 140mm PVC 4KSC |
| 206 | Supply and delivery of the following sizes of DI, HDPE, PVC pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers. |
| 207 | 350 mm dia DI Pipe |
| 208 | 400 mm dia DI Pipe |
| 209 | 600 mm dia DI Pipe |
| 210 | 700 mm dia DI Pipe |
| 211 | 50mm PVC 6KSC |
| 212 | 63mm PVC 4KSC |
| 213 | 75mm PVC 4KSC |
| 214 | 90mm PVC 4 KSC |
| 215 | 110mm PVC 4KSC |
| 216 | 140mm PVC 4KSC |
| 217 | 50 mm PVC Coupler Fabricated 6 KSC |
| 218 | 63 mm PVC Coupler Fabricated 4 KSC |
| 219 | 75 mm PVC Coupler Fabricated 4 KSC |
| 220 | 90 mm PVC Coupler Fabricated 4 KSC |
| 221 | 110 mm PVC Coupler Fabricated 4 KSC |
| 222 | 140 mm PVC Coupler Fabricated 4 KSC |
| 223 | Supply and Delivery of MJ Collars |
| 224 | 350 mm dia PSC Pipe Various Classes |
| 225 | 400 mm dia PSC Pipe Various Classes |
| 226 | 600 mm dia PSC Pipe Various Classes |
| 227 | 700 mm dia PSC Pipe Various Classes Attending Leaks occurred in all the size, class and material of pipes in all the pipelines of this CWSS for the following items round the clock as per the standard specifications including earthwork excavation ,removal of slushy soil , labour charges, civil works, cost of materials, dewatering , genset, welding unit,and providing night lamps, barrigading arrangements, caution sign boards ,trafic diversion arrangements and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.8 of General conditions of Contract Part II.and as directed by TWAD Board officers |
| 228 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 229 | For PSC Pipes of various classes |
| 230 | Supply and delivery of the following sizes of DI, HDPE, PVC pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers. |
| 231 | 350 mm dia DI Pipe |
| 232 | 400 mm dia DI Pipe |
| 233 | 600 mm dia DI Pipe |
| 234 | 700 mm dia DI Pipe |
| 235 | Supply and delivery of lead wool as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 236 | 350 mm dia PSC Pipe Various Classes |
| 237 | 400 mm dia PSC Pipe Various Classes |
| 238 | 600 mm dia PSC Pipe Various Classes |
| 239 | 700 mm dia PSC Pipe Various Classes |
| 240 | Supply and delivery of Hard crete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 241 | 350 mm dia PSC Pipe Various Classes |
| 242 | 400 mm dia PSC Pipe Various Classes |
| 243 | 600 mm dia PSC Pipe Various Classes |
| 244 | 700 mm dia PSC Pipe Various Classes |
| 245 | Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 246 | 350 mm dia PSC Pipe Various Classes |
| 247 | 400 mm dia PSC Pipe Various Classes |
| 248 | 600 mm dia PSC Pipe Various Classes |
| 249 | 700 mm dia PSC Pipe Various Classes |
| 250 | Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers |
| 251 | 350 mm dia PSC Pipe Various Classes |
| 252 | 400 mm dia PSC Pipe Various Classes |
| 253 | 600 mm dia PSC Pipe Various Classes |
| 254 | 700 mm dia PSC Pipe Various Classes |
| 255 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 256 | For PSC Pipes of various classes Attending Leaks occurred in all the size, class and material of pipes in all the pipelines of this CWSS for the following items with MS Clampsets round the clock as per the standard specifications including earthwork excavation, removal of slushy soi, labour charges, civil works, cost of materials, dewatering , and providing night lamps, barrigading arrangements, caution sign boards ,trafic diversion arrangements and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.8 of General conditions of Contract Part II and as directed by TWAD Board officers. |
| 257 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 258 | For MS Pipes of various classes |
| 259 | Supply and Delivery of MS pipes SPIRAL/LONGITUDIDNAL WELDING as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001. Pipes shall be internally lined with plant applied cement mortar lining 1:2, The Lining thickness range from 6 mm to 12 mm and pipes shall be externally coated with plant applied CM 1:3, minimum 20mm thick including reinforcement inclusive of Transportation charges anywhere in Tamil Nadu etc., complete and as directed by TWAD Board officers |
| 260 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 261 | Hire charges for providing Gas cutting unit including cost of rent for cutting unit, consumption of gas requirred for cutting etc., complete and as directed by TWAD Board Officers. |
| 262 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 263 | Hire charges for providing 62 kva genset for lighting arrangements and welding plant including cost of diesal, conveyance charges and operation completion of all woks to satisfaction (SE/ Lr,.No, 281010/ F.Vedasandur/ DO II /2010 DATED: 29.10.2010 ) of TWAD officers. |
| 264 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 265 | Hire charges for providing welding unit including cost of rent for welding unit and cable cost of welding rods of good quality and labour charges towards welding including conveyance charges till completion of work to satisfaction (SE/ Lr,.No, 281010/ F.Vedasandur/ DO II /2010 DATED: 29.10.2010 ) of TWAD officers. |
| 266 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 267 | Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers |
| 268 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 269 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 270 | 711mm diax6.3mm thick MS Pipe Various Classes Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers |
| 271 | Rewinding of Motor and repair works to Vertical Turbine Motors including cost of all material, conveyance, labour charges for removing and reerection of Vertical Turbine Motors etc., complete and as directed by TWAD Board Officers.-150 HP |
| 272 | Rewinding of Motor and repair works to Centifugal HSC Motors including cost of all material, conveyance, labour charges for removing and reerection of HSC motors etc., complete and as directed by TWAD Board Officers.- |
| 273 | 220 HP |
| 274 | 168 HP |
| 275 | Rewinding of Motor and reconditioning of Pump and repair works to various capacity of Openwell Submersible Pumpset including cost of all material, conveyance, labour charges for removing and reerection ofsubmersible pumset etc., complete and as directed by TWAD Board Officers. |
| 276 | 12 HP |
| 277 | 18 HP |
| 278 | Rewinding of Motor and reconditioning of Pump and repair works to various capacity of Centrifugal Monoblock Pumpset including cost of all material, conveyance, labour charges for removing and reerection ofCentrifugal Monoblock Pumpset etc., complete and as directed by TWAD Board Officers. |
| 279 | 10 HP |
| 280 | 7.5 HP |
| 281 | 2 HP Carrying out the repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II complete and as directed by the TWAD Board officers. |
| 282 | Repair and Reconditioning works in Vertical turbine Pumpset including cost of all material (excluding bronze impeller), conveyance, Labour charges for removing and re erection Vertical turbine Pumpset etc., complete and as directed by TWAD Board Officers -150 HP |
| 283 | Repair and Reconditioning works in Centifugal HSC Pumpsets including cost of all material (excluding bronze impeller), conveyance, Labour charges for removing and re erection Centifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers |
| 284 | 168 HP |
| 285 | 220 HP |
| 286 | Attending Repair, rectification and reconditioning of CI Sluice valve / Double air valve/Non return Valve including cost of all material,, conveyance, labour charges for removing and reerection of CI Sluice Valve etc., complete and as directed by TWAD Board Officers. |
| 287 | 700 mm CI Sluice valve |
| 288 | 600 mm CI Sluice valve |
| 289 | 400 mm CI Sluice valve |
| 290 | 300 mm CI Sluice valve |
| 291 | 250 mm CI Sluice valve |
| 292 | 200 mm CI Sluice valve |
| 293 | 150 mm CI Sluice valve |
| 294 | 125 mm CI Sluice valve |
| 295 | 100 mm CI Sluice valve |
| 296 | 80 mm CI Sluice valve |
| 297 | 65 mm CI Sluice valve |
| 298 | 50 mm CI Sluice valve |
| 299 | 400 mm dia C.I NRV |
| 300 | 350 mm dia C.I NRV |
| 301 | 300 mm dia C.I NRV |
| 302 | 250 mm dia C.I NRV |
| 303 | 200 mm dia C.I NRV |
| 304 | 80 mm dia C.I NRV |
| 305 | 50 mm dia C.I NRV |
| 306 | 300 mm dia D.I NRV |
| 307 | 150 mm dia C.I Double Airvalve |
| 308 | 100 mm dia C.I Double Airvalve |
| 309 | 80 mm dia C.I Double Airvalve |
| 310 | 50 mm dia C.I Double Airvalve |
| 311 | 40 mm dia C.I Double Airvalve Attending cable fault by replacing the cable |
| 312 | Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers. |
| 313 | 3.5 core 300 Sq. mm aluminium cable |
| 314 | Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying in trenches inside the pump room or in air |
| 315 | 3.5 core 300 Sq. mm aluminium cable |
| 316 | Jointing the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers |
| 317 | 3.5 core 300 Sq. mm aluminium cable Supply and delivery of the following Electrical Works consumable items at the site of work to carryout the general maintenace works |
| 318 | Supply and delivery of Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to IS/IEC 60947-4-2 etc., complete and as directed by TWAD Board Officers |
| 319 | 400 Amps |
| 320 | 325 Amps |
| 321 | 125 Amps |
| 322 | 40 Amps |
| 323 | Supply and delivery of Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers |
| 324 | Upto 5A |
| 325 | 5A-10A |
| 326 | 10A-20A |
| 327 | Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply. |
| 328 | Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammetre, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Pushbutton switches, including the capacitor(the cost of capacitor is to be taken separately) etc., complete and as directed by TWAD Board Officers. |
| 329 | For 5 HP Starter - 2 Nos |
| 330 | Supply and delivery of Star-Delta starter confirming to IS 13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ Three Phase/50HZ (+/- 5%) and 415V (+/- 10%) including 3 pole magnetic contactor with under voltage release - 3 nos., CT operated Ammeter (65 mm dia) with suppressed scale, Voltmeter (65mm dia), Voltmeter selector switch, Miniature circuit breaker, Thermal Overload relay, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, wiring with 1 sq.mm/4 sq. mm copper pvc insulated cable, powder coated vermin proof box, including the capacitor (the cost of capacitor is to be taken separately). |
| 331 | 12 HP |
| 332 | 18 HP |
| 333 | 10 HP |
| 334 | 7.5 HP |
| 335 | Supply and delivery of following Range AMPS 4 Pole MCCB Switch (Moulted case circuit breakers) with thermo dynanmic relase inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board officers to control EB supply from E.B Pole to Main Panel Board |
| 336 | 630 Amps 3 Pole MCCB Switch |
| 337 | 400 Amps 3 Pole MCCB Switch |
| 338 | Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) with thermo dynanmic relase inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board officers to control EB supply from E.B Pole to Main Panel Board |
| 339 | 630 Amps 3 Pole MCCB Switch |
| 340 | 400 Amps 3 Pole MCCB Switch |
| 341 | Supply and delivery Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking |
| 342 | 100/200/300 KVAR Power capacitor at Various location |
| 343 | Supply and delivery of the following GM Gate Valves inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board Officers |
| 344 | 50 mm Gate valve |
| 345 | 65 mm Gate valve |
| 346 | 80 mm Gate valve |
| 347 | 100 mm Gate valve |
| 348 | Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers |
| 349 | Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers. |
| 350 | Supply, Delivery of Liquid chlorine Cylinder as per IS specification (with chlorine 99.80% Moisture, Na 203 Hydrogen and carbon Dioxide are to be nil) for water treatment plant in TWAD Board including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board Officers. |
| 351 | Supply, Delivery of Ferrice Alum (Sulphate of Alumina - Ferric) Grade - II in Loose slab required for Water Treatment Plant anywhere in the schemes maintained by TWAD Board as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transportation charges etc., complete and as directed by TWAD Board Officers. Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete and as directed by TWAD Board Officers |
| 352 | Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers |
| 353 | 15.00 LL capacity of Clear water sump @ Vaigaidam |
| 354 | 12.00 LL capacity sump @ Thimmarasanayakkanur and Kanavai |
| 355 | 6.00 LL Capacity sump at Chettiyapatty |
| 356 | 2.00 LL Capacity elevater MSR |
| 357 | 1.00 LL Capacity elevater MSR |
| 358 | 60,000 Lit capacity MSR |
| 359 | 30,000 Lit capacity MSR Attending Major Repair works for following KVA/443V Transformer including dismantling, Copper dueal coat super enameled winding coils, insulation material, Transformer Oil, LV Pushing copper rod, silica gel breather, Capillary type thermometer, gasket & oil, core winding, reassessmbling & etc,. complete and as directed by TWad Board Officers |
| 360 | 1) For 400 KVA |
| 361 | Labour Charges for dismantling of 400 KVA Transformer with all accessories by using crane etc.complete as directed by TWAD Board officers |
| 362 | Supply and delievery of HV 11KV Copper Dual Coat Super enameled Winding Coils for 3 phase to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 363 | Supply and delievery of HV 433KV Copper Winding for 3 phase insulation to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 364 | Supply and delievery of 3 phase insulation material to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 365 | Supply and delievery of new transformer oil to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 366 | Supply and delievery of 11KV HV bushing with Metal parts to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 367 | Supply and delievery of 433V LV bushing copper rod to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 368 | Supply and delievery of silica gel breather to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 369 | Supply and delievery of capillary type thermometer including accessories to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 370 | Supply and delievery of gasket & oil seals to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 371 | Supply and delievery of paint to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 372 | Charges for hot air chamber treatment for IR value improvement Work 900c for 2 days to 400 KVA Transformer etc.,complete as directed by TWAD board officers. |
| 373 | Charges for Transformer tank cleaning and painting work to 400 KVA Transformer as per IS Specification as directed by TWAD Board Officers. |
| 374 | Labour charges for new windings reassembling with new insulation off load tape switch connection loads with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS specifications as directed by TWAD board officers.. |
| 375 | Charges for attending Core winding job to tank accessories fixing as per IS specification including testing work with loading to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 376 | Charges for Re erection of 400 KVA Tranformers and all accessories by using crane and fixing etc complete as directed by Twad Board officers. |
| 377 | Conveyance charges for transformers unit from site to work shop site and work shop site to Station completion of rectification works etc complete as directed by Twad Board officers |
| 378 | 1) For 1000 KVA |
| 379 | Labour Charges for dismantling of 1000 KVA Transformer at headworkswith all accessories by using crane etc.complete as directed by TWAD Board officers |
| 380 | Supply and delievery of HV 11KV Copper Dual Coat Super enameled Winding Coils for 3 phase to 1000KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 381 | Supply and delievery of HV 433KV Copper Winding for 3 phase insulation to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 382 | Supply and delievery of 3 phase insulation material to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 383 | Supply and deliever1000KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 384 | Supply and delievery of 11KV HV bushing with Metal parts to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 385 | Supply and delievery of 433V LV bushing copper rod to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 386 | Supply and delievery of silica gel breather to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 387 | Supply and delievery of capillary type thermometer including accessories to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 388 | Supply and delievery of gasket & oil seals to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 389 | Supply and delievery of paint to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 390 | Charges for hot air chamber treatment for IR value improvement Work 900c for 2 days to 1000 KVA Transformer etc.,complete as directed by TWAD board officers. |
| 391 | Charges for Transformer tank cleaning and painting work to 1000 KVA Transformer as per IS Specification as directed by TWAD Board Officers. |
| 392 | Labour charges for new windings reassembling with new insulation off load tape switch connection loads with delta star connection by copper bracing work two coatings varnish apply work to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers.. |
| 393 | Charges for attending Core winding job to tank accessories fixing as per IS specification including testing work with loading to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 394 | Charges for Re erection of 1000 KVA Tranformers and all accessories by using crane and fixing etc complete as directed by Twad Board officers. |
| 395 | Conveyance charges for transformers unit from site to work shop site and work shop site to Station completion of rectification works etc complete as directed by Twad Board officers For the year 2028- 2029 (01.04.2028 to 31.03.2029) |
| 396 | Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 26.782 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally (26.782*365 days) Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers |
| 397 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PVC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 398 | PVC /PSC/HDPE Pipes of various sizes |
| 399 | Removing the burst C.I./ D.I pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipeline with sound pipe including jointing and cost of refilling the pipelinewith water for retesting the pipe line etc complete. (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers. |
| 400 | 350 mm dia PSC Pipe Various Classes |
| 401 | 400 mm dia PSC Pipe Various Classes |
| 402 | 600 mm dia PSC Pipe Various Classes |
| 403 | 700 mm dia PSC Pipe Various Classes |
| 404 | 50mm PVC 6KSC |
| 405 | 63mm PVC 4KSC |
| 406 | 75mm PVC 4KSC |
| 407 | 90mm PVC 4 KSC |
| 408 | 110mm PVC 4KSC |
| 409 | 140mm PVC 4KSC |
| 410 | Supply and delivery of the following sizes of DI, HDPE, PVC pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers. |
| 411 | 350 mm dia DI Pipe |
| 412 | 400 mm dia DI Pipe |
| 413 | 600 mm dia DI Pipe |
| 414 | 700 mm dia DI Pipe |
| 415 | 50mm PVC 6KSC |
| 416 | 63mm PVC 4KSC |
| 417 | 75mm PVC 4KSC |
| 418 | 90mm PVC 4 KSC |
| 419 | 110mm PVC 4KSC |
| 420 | 140mm PVC 4KSC |
| 421 | 50 mm PVC Coupler Fabricated 6 KSC |
| 422 | 63 mm PVC Coupler Fabricated 4 KSC |
| 423 | 75 mm PVC Coupler Fabricated 4 KSC |
| 424 | 90 mm PVC Coupler Fabricated 4 KSC |
| 425 | 110 mm PVC Coupler Fabricated 4 KSC |
| 426 | 140 mm PVC Coupler Fabricated 4 KSC |
| 427 | Supply and Delivery of MJ Collars |
| 428 | 350 mm dia PSC Pipe Various Classes |
| 429 | 400 mm dia PSC Pipe Various Classes |
| 430 | 600 mm dia PSC Pipe Various Classes |
| 431 | 700 mm dia PSC Pipe Various Classes Attending Leaks occurred in all the size, class and material of pipes in all the pipelines of this CWSS for the following items round the clock as per the standard specifications including earthwork excavation ,removal of slushy soil , labour charges, civil works, cost of materials, dewatering , genset, welding unit,and providing night lamps, barrigading arrangements, caution sign boards ,trafic diversion arrangements and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.8 of General conditions of Contract Part II.and as directed by TWAD Board officers |
| 432 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 433 | For PSC Pipes of various classes |
| 434 | Supply and delivery of the following sizes of DI, HDPE, PVC pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers. |
| 435 | 350 mm dia DI Pipe |
| 436 | 400 mm dia DI Pipe |
| 437 | 600 mm dia DI Pipe |
| 438 | 700 mm dia DI Pipe |
| 439 | Supply and delivery of lead wool as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 440 | 350 mm dia PSC Pipe Various Classes |
| 441 | 400 mm dia PSC Pipe Various Classes |
| 442 | 600 mm dia PSC Pipe Various Classes |
| 443 | 700 mm dia PSC Pipe Various Classes |
| 444 | Supply and delivery of Hard crete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 445 | 350 mm dia PSC Pipe Various Classes |
| 446 | 400 mm dia PSC Pipe Various Classes |
| 447 | 600 mm dia PSC Pipe Various Classes |
| 448 | 700 mm dia PSC Pipe Various Classes |
| 449 | Supply and delivery of cement including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers |
| 450 | 350 mm dia PSC Pipe Various Classes |
| 451 | 400 mm dia PSC Pipe Various Classes |
| 452 | 600 mm dia PSC Pipe Various Classes |
| 453 | 700 mm dia PSC Pipe Various Classes |
| 454 | Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers |
| 455 | 350 mm dia PSC Pipe Various Classes |
| 456 | 400 mm dia PSC Pipe Various Classes |
| 457 | 600 mm dia PSC Pipe Various Classes |
| 458 | 700 mm dia PSC Pipe Various Classes |
| 459 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 460 | For PSC Pipes of various classes Attending Leaks occurred in all the size, class and material of pipes in all the pipelines of this CWSS for the following items with MS Clampsets round the clock as per the standard specifications including earthwork excavation, removal of slushy soi, labour charges, civil works, cost of materials, dewatering , and providing night lamps, barrigading arrangements, caution sign boards ,trafic diversion arrangements and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.8 of General conditions of Contract Part II and as directed by TWAD Board officers. |
| 461 | Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers. |
| 462 | For MS Pipes of various classes |
| 463 | Supply and Delivery of MS pipes SPIRAL/LONGITUDIDNAL WELDING as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001. Pipes shall be internally lined with plant applied cement mortar lining 1:2, The Lining thickness range from 6 mm to 12 mm and pipes shall be externally coated with plant applied CM 1:3, minimum 20mm thick including reinforcement inclusive of Transportation charges anywhere in Tamil Nadu etc., complete and as directed by TWAD Board officers |
| 464 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 465 | Hire charges for providing Gas cutting unit including cost of rent for cutting unit, consumption of gas requirred for cutting etc., complete and as directed by TWAD Board Officers. |
| 466 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 467 | Hire charges for providing 62 kva genset for lighting arrangements and welding plant including cost of diesal, conveyance charges and operation completion of all woks to satisfaction (SE/ Lr,.No, 281010/ F.Vedasandur/ DO II /2010 DATED: 29.10.2010 ) of TWAD officers. |
| 468 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 469 | Hire charges for providing welding unit including cost of rent for welding unit and cable cost of welding rods of good quality and labour charges towards welding including conveyance charges till completion of work to satisfaction (SE/ Lr,.No, 281010/ F.Vedasandur/ DO II /2010 DATED: 29.10.2010 ) of TWAD officers. |
| 470 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 471 | Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers |
| 472 | 711mm diax6.3mm thick MS Pipe Various Classes |
| 473 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 474 | 711mm diax6.3mm thick MS Pipe Various Classes Carrying out the following repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers |
| 475 | Rewinding of Motor and repair works to Vertical Turbine Motors including cost of all material, conveyance, labour charges for removing and reerection of Vertical Turbine Motors etc., complete and as directed by TWAD Board Officers.-150 HP |
| 476 | Rewinding of Motor and repair works to Centifugal HSC Motors including cost of all material, conveyance, labour charges for removing and reerection of HSC motors etc., complete and as directed by TWAD Board Officers.- |
| 477 | 220 HP |
| 478 | 168 HP |
| 479 | Rewinding of Motor and reconditioning of Pump and repair works to various capacity of Openwell Submersible Pumpset including cost of all material, conveyance, labour charges for removing and reerection ofsubmersible pumset etc., complete and as directed by TWAD Board Officers. |
| 480 | 12 HP |
| 481 | 18 HP |
| 482 | Rewinding of Motor and reconditioning of Pump and repair works to various capacity of Centrifugal Monoblock Pumpset including cost of all material, conveyance, labour charges for removing and reerection ofCentrifugal Monoblock Pumpset etc., complete and as directed by TWAD Board Officers. |
| 483 | 10 HP |
| 484 | 7.5 HP |
| 485 | 2 HP Carrying out the repair works occuring during the maintenance period in the Electrical, Mechanical and Elctro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all charges for dismantling, repair, reinstallation, conveyance, cost of materials and all other incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II complete and as directed by the TWAD Board officers. |
| 486 | Repair and Reconditioning works in Vertical turbine Pumpset including cost of all material (excluding bronze impeller), conveyance, Labour charges for removing and re erection Vertical turbine Pumpset etc., complete and as directed by TWAD Board Officers -150 HP |
| 487 | Repair and Reconditioning works in Centifugal HSC Pumpsets including cost of all material (excluding bronze impeller), conveyance, Labour charges for removing and re erection Centifugal HSC Pumpsets etc., complete and as directed by TWAD Board Officers |
| 488 | 168 HP |
| 489 | 220 HP |
| 490 | Attending Repair, rectification and reconditioning of CI Sluice valve / Double air valve/Non return Valve including cost of all material,, conveyance, labour charges for removing and reerection of CI Sluice Valve etc., complete and as directed by TWAD Board Officers. |
| 491 | 700 mm CI Sluice valve |
| 492 | 600 mm CI Sluice valve |
| 493 | 400 mm CI Sluice valve |
| 494 | 300 mm CI Sluice valve |
| 495 | 250 mm CI Sluice valve |
| 496 | 200 mm CI Sluice valve |
| 497 | 150 mm CI Sluice valve |
| 498 | 125 mm CI Sluice valve |
| 499 | 100 mm CI Sluice valve |
| 500 | 80 mm CI Sluice valve |
| 501 | 65 mm CI Sluice valve |
| 502 | 50 mm CI Sluice valve |
| 503 | 400 mm dia C.I NRV |
| 504 | 350 mm dia C.I NRV |
| 505 | 300 mm dia C.I NRV |
| 506 | 250 mm dia C.I NRV |
| 507 | 200 mm dia C.I NRV |
| 508 | 80 mm dia C.I NRV |
| 509 | 50 mm dia C.I NRV |
| 510 | 300 mm dia D.I NRV |
| 511 | 150 mm dia C.I Double Airvalve |
| 512 | 100 mm dia C.I Double Airvalve |
| 513 | 80 mm dia C.I Double Airvalve |
| 514 | 50 mm dia C.I Double Airvalve |
| 515 | 40 mm dia C.I Double Airvalve Attending cable fault by replacing the cable |
| 516 | Supply, delivery of 1.1 KV Armoured Aluminium Conductor Cross linked Poly Ethylene insulated PVC Sheatehed cables conforming to IS 7098 (PART I)/1988 and as amended thereafter with ISI making etc., complete and as directed bt TWAD Board Officers. |
| 517 | 3.5 core 300 Sq. mm aluminium cable |
| 518 | Laying of following cable as per I.E. rules etc., complete and as directed by TWAD Board Officers -For laying in trenches inside the pump room or in air |
| 519 | 3.5 core 300 Sq. mm aluminium cable |
| 520 | Jointing the 1.1KV grade Armoured Aluminium Conductor cable CABLE conforming to IS 1554 PART I and as amended thereafter including jointing material and labour with ISI making etc., complete and as directed bt TWAD Board Officers |
| 521 | 3.5 core 300 Sq. mm aluminium cable Supply and delivery of the following Electrical Works consumable items at the site of work to carryout the general maintenace works |
| 522 | Supply and delivery of Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to IS/IEC 60947-4-2 etc., complete and as directed by TWAD Board Officers |
| 523 | 400 Amps |
| 524 | 325 Amps |
| 525 | 125 Amps |
| 526 | 40 Amps |
| 527 | Supply and delivery of Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers |
| 528 | Upto 5A |
| 529 | 5A-10A |
| 530 | 10A-20A |
| 531 | Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply. |
| 532 | Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammetre, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Pushbutton switches, including the capacitor(the cost of capacitor is to be taken separately) etc., complete and as directed by TWAD Board Officers. |
| 533 | For 5 HP Starter - 2 Nos |
| 534 | Supply and delivery of Star-Delta starter confirming to IS 13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ Three Phase/50HZ (+/- 5%) and 415V (+/- 10%) including 3 pole magnetic contactor with under voltage release - 3 nos., CT operated Ammeter (65 mm dia) with suppressed scale, Voltmeter (65mm dia), Voltmeter selector switch, Miniature circuit breaker, Thermal Overload relay, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, wiring with 1 sq.mm/4 sq. mm copper pvc insulated cable, powder coated vermin proof box, including the capacitor (the cost of capacitor is to be taken separately). |
| 535 | 12 HP |
| 536 | 18 HP |
| 537 | 10 HP |
| 538 | 7.5 HP |
| 539 | Supply and delivery of following Range AMPS 4 Pole MCCB Switch (Moulted case circuit breakers) with thermo dynanmic relase inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board officers to control EB supply from E.B Pole to Main Panel Board |
| 540 | 630 Amps 3 Pole MCCB Switch |
| 541 | 400 Amps 3 Pole MCCB Switch |
| 542 | Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) with thermo dynanmic relase inclusive of handling charges and F.O.R destination etc., complete and as directed by TWAD Board officers to control EB supply from E.B Pole to Main Panel Board |
| 543 | 630 Amps 3 Pole MCCB Switch |
| 544 | 400 Amps 3 Pole MCCB Switch |
| 545 | Supply and delivery Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking |
| 546 | 100/200/300 KVAR Power capacitor at Various location |
| 547 | Supply and delivery of the following GM Gate Valves inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board Officers |
| 548 | 50 mm Gate valve |
| 549 | 65 mm Gate valve |
| 550 | 80 mm Gate valve |
| 551 | 100 mm Gate valve |
| 552 | Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board Officers |
| 553 | Supply, Delivery of stable bleaching powder anywhere in the schemes maintained by TWAD Board as per 1065:1989 (grade I) and amended from time to time including freight, loading, unloading, transportation, transit insurances all other incidental charges at site of work etc., complete and as directed by TWAD Board Officers. |
| 554 | Supply, Delivery of Liquid chlorine Cylinder as per IS specification (with chlorine 99.80% Moisture, Na 203 Hydrogen and carbon Dioxide are to be nil) for water treatment plant in TWAD Board including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board Officers. |
| 555 | Supply, Delivery of Ferrice Alum (Sulphate of Alumina - Ferric) Grade - II in Loose slab required for Water Treatment Plant anywhere in the schemes maintained by TWAD Board as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transportation charges etc., complete and as directed by TWAD Board Officers. Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete and as directed by TWAD Board Officers |
| 556 | Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers |
| 557 | 15.00 LL capacity of Clear water sump @ Vaigaidam |
| 558 | 12.00 LL capacity sump @ Thimmarasanayakkanur and Kanavai |
| 559 | 6.00 LL Capacity sump at Chettiyapatty |
| 560 | 2.00 LL Capacity elevater MSR |
| 561 | 1.00 LL Capacity elevater MSR |
| 562 | 60,000 Lit capacity MSR |
| 563 | 30,000 Lit capacity MSR Attending Major Repair works for following KVA/443V Transformer including dismantling, Copper dueal coat super enameled winding coils, insulation material, Transformer Oil, LV Pushing copper rod, silica gel breather, Capillary type thermometer, gasket & oil, core winding, reassessmbling & etc,. complete and as directed by TWad Board Officers |
| 564 | 1) For 400 KVA |
| 565 | Labour Charges for dismantling of 400 KVA Transformer with all accessories by using crane etc.complete as directed by TWAD Board officers |
| 566 | Supply and delievery of HV 11KV Copper Dual Coat Super enameled Winding Coils for 3 phase to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 567 | Supply and delievery of HV 433KV Copper Winding for 3 phase insulation to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 568 | Supply and delievery of 3 phase insulation material to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 569 | Supply and delievery of new transformer oil to 400KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 570 | Supply and delievery of 11KV HV bushing with Metal parts to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 571 | Supply and delievery of 433V LV bushing copper rod to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 572 | Supply and delievery of silica gel breather to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 573 | Supply and delievery of capillary type thermometer including accessories to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 574 | Supply and delievery of gasket & oil seals to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 575 | Supply and delievery of paint to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 576 | Charges for hot air chamber treatment for IR value improvement Work 900c for 2 days to 400 KVA Transformer etc.,complete as directed by TWAD board officers. |
| 577 | Charges for Transformer tank cleaning and painting work to 400 KVA Transformer as per IS Specification as directed by TWAD Board Officers. |
| 578 | Labour charges for new windings reassembling with new insulation off load tape switch connection loads with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS specifications as directed by TWAD board officers.. |
| 579 | Charges for attending Core winding job to tank accessories fixing as per IS specification including testing work with loading to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 580 | Charges for Re erection of 400 KVA Tranformers and all accessories by using crane and fixing etc complete as directed by Twad Board officers. |
| 581 | Conveyance charges for transformers unit from site to work shop site and work shop site to Station completion of rectification works etc complete as directed by Twad Board officers |
| 582 | 1) For 1000 KVA |
| 583 | Labour Charges for dismantling of 1000 KVA Transformer at headworkswith all accessories by using crane etc.complete as directed by TWAD Board officers |
| 584 | Supply and delievery of HV 11KV Copper Dual Coat Super enameled Winding Coils for 3 phase to 1000KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 585 | Supply and delievery of HV 433KV Copper Winding for 3 phase insulation to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 586 | Supply and delievery of 3 phase insulation material to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 587 | Supply and deliever1000KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 588 | Supply and delievery of 11KV HV bushing with Metal parts to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 589 | Supply and delievery of 433V LV bushing copper rod to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 590 | Supply and delievery of silica gel breather to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 591 | Supply and delievery of capillary type thermometer including accessories to 400 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 592 | Supply and delievery of gasket & oil seals to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 593 | Supply and delievery of paint to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 594 | Charges for hot air chamber treatment for IR value improvement Work 900c for 2 days to 1000 KVA Transformer etc.,complete as directed by TWAD board officers. |
| 595 | Charges for Transformer tank cleaning and painting work to 1000 KVA Transformer as per IS Specification as directed by TWAD Board Officers. |
| 596 | Labour charges for new windings reassembling with new insulation off load tape switch connection loads with delta star connection by copper bracing work two coatings varnish apply work to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers.. |
| 597 | Charges for attending Core winding job to tank accessories fixing as per IS specification including testing work with loading to 1000 KVA Transformer as per IS specifications as directed by TWAD board officers. |
| 598 | Charges for Re erection of 1000 KVA Tranformers and all accessories by using crane and fixing etc complete as directed by Twad Board officers. |
| 599 | Conveyance charges for transformers unit from site to work shop site and work shop site to Station completion of rectification works etc complete as directed by Twad Board officers Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Nov 07, 2026
11:30 IST
Tender Published
Tender notice published.
TodayNov 20, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 13 daysNov 23, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 16 daysTender Documents
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