Military Engineer Services-MES has published Tender For Comprehensive Maintenance To Central/Package Ac Plants, Cool/Cold Rooms And Connected Accessories Under Ge (U-Ii) Visakhapatnam. Submission Date for this Tender is 14-10-2023. HVAC Tenders in visakhapatnam Andhra Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Oct-2023 | BOQ CORRIGENDUM | BOQ | 14-10-2023 |
| 2 | 10-Oct-2023 | Other corrigendum | Other | 14-10-2023 |
| Sl. No. | Item Description |
| 1 | Comprehensive Maintenance of the following Central/ Package/ VRF AC Plants installed at MO(V), WED, HF/DF & DSRU Areas, Complete including Cooling Tower, AHUs, Electrical Control Panels, Pumps, Pipelines, Outdoor & Indoor Units, Copper Tubes, Drain Line, Ducts, Electric Connections etc, and connected equipment of complete AC system including attending to breakdown and carrying out Repairs / Overhauling / Leak Testing/ Servicing and Replacement of defective parts to ensure smooth functioning of AC Plants to the entire satisfaction of Garrison Engineer complete all as specified and as directed by the Engineer-in-Charge. (A) Water cooled Central AC Plants. (i) Sterlla AC Plant of capacity (3×25 TR)(NAD) (ii) P-7 AC Plant of capacity (3×25 TR)(NAD) (iii) TRS-II AC Plant of capacity (3×110 TR)(NAD) (iv) P-195 AC Plant of capacity (3×80 TR)(NAD) (v) 555(New Mine Workshop) AC Plant of capacity (3×90 TR)(NAD) (vi) K-Ster AC Plant of capacity (3×52 TR)(NAD) (vii) Tanker Store AC Plant of capacity (3×25.4 TR)(MOV) (vii) Store House AC Plant of capacity (3×90 TR)(MOV) (vii) Cold and Cool Room AC Plant of capacity (20000Btu)(BV Yard) (vii) Cold and Cool Room AC Plant of capacity (10000Btu)(BV Yard) (B) Air cooled Package/Central type & VRF AC Plants. (i) Margel AC Plant MO(V) of capacity (3×17 TR) (ii) SNF AC Plant (package unit) MO(V) of capacity (3×7.5 TR) (iii) VRF AC Plant at HF/DF admin office of capacity (3×26 HP |
| 2 | (B) Air cooled Package/Central type & VRF AC Plants.2 (i) CNAI AC Plant of capacity (3×8.5 TR) (ii) P-314 AC Plantof capacity (3×15 TR) (iii) CQAE AC Plant of capacity (2×7.5 TR) (iv) Para-11 AC Plant of capacity (2×5 TR)(NAD) (v) P-16 Magazine AC Plant of capacity (3×5 TR)(NAD) (vi) P-3 Bldg AC Plant of capacity (2×5.5 TR)(NAD) (vii) P-555(Mine Workshop) AC Plant of capacity (3×5.5 TR)(NAD) (viii) P-52 DAC Plant of capacity (2×8.5 TR)(NAD) (ix) P-171 Old AC Plant of capacity (3×11 TR)(NAD) (x) P-144 AC Plant of capacity (3×15 TR)(NAD) (xi) P-121 LT Mag AC Plant of capacity (2×15 TR)(NAD) (xii) 600 LT Old AC Plant of capacity (3×23 TR)(NAD) (xiii) C Shed AC Plant of capacity (2×23 TR)(NAD) (xiv) 600 LT New AC Plant of capacity (3×25 TR)(NAD) (xv) B Shed AC Plant of capacity (3×40 TR)(NAD) (xv) P-171 New AC Plant of capacity (3×45 TR) (xv) Viswakarma Adm Bldg AC Plant of capacity (4×5.5 TR) |
| 3 | Note for Serial Item No. 1: The quoted rate shall be deemed to include the following provisions: [a]MINIMUM MANPOWER TO BE EMPLOYED: The contractor shall be required to employ the One Electrician [2 Years Certificate holders from recognised ITI / NCT / VT in the relevant trade with 3 Years of relevant experience] and One Refrigeration Mechanic [2 Years Certificate holders from recognised ITI / NCT / VT in the relevant trade with 3 Years of relevant experience] per Shift of 08 Hours from 0900 Hours to 1700 Hours and these Tradesmen shall report to Office of AGE [E/M] for day to day maintenance and efficient functioning of AC Plants. [c]The contractor shall carryout the comprehensive maintenance of the AC Plants catered under subject work through the Original Equipment Manufacturer of that AC Plants or from their accredited / authorised agencies only. The lowest bidder shall submit MoU from the Original Equipment Manufacturer of the AC Plants or from their accredited / authorised agencies to provide technical support, trained persons for maintenance & testing and spares before commencement of the work to GE. The spares shall be of the make as per existing or as per the OEM. [c] Preventive / Periodical Maintenance and Annual Comprehensive Maintenance to all AC Plants comprising of Chiller Unit i.e. Descaling of Condenser, Chiller etc. complete AHUs with Electric Motor including Pan type Humidifiers’ of different KW ratings, complete Ducting, Fan Coil Units, Cooling Tower Complete, Hot Water Generator and its Piping Network, Chilled Water Piping, Condensate Piping, Pump and Motor of Chilling Water and Condenser of Cooling Towers, Water Supply Piping, Instrument Starter, Connected Control Cabling / Wiring including Electric Panel and Switchgear all as specified. The contractor shall submit the record of Periodical / Preventive / Annual Maintenance Services carried out along with documentary evidence before claiming payment. |
| 4 | [d]Supply and fixing ofMinor Spares viz. Mechanical / Electrical / Electronics etc.(except Spares catered vide Serial Item No. 2 to 75 of BoQ ) as and when required for trouble free and smooth operation of AC Plantsincluding overhauling as and when required to all mechanical parts of AC Plants,repair / maintenance of Cooling Towers, AHU, Condensing Units etc. complete all as directed by the Engineer-in-Charge. All the safety measures shall be ensured for serviceable condition round the clock and cost of their spares and consumables etc. shall deemed to be included in the rate quoted. Nothing extra shall be paid extra on these accounts. [e]Spares required for maintenance of AC Plants other than those catered vide Serial Item No. 2 to 75 of this Schedule / BoQ, Consumables such as Grease, Lubricants, Cotton Waste and other connected consumables etc. required for daily operation and routine maintenance. [f]Labour charges for replacement of spares catered vide Serial Item No. 2 to 75 of this Schedule/ BoQ as supply only shall be deemed to include the rate quoted for this item.Spare Parts catered vide Serial Item No. 2 to 75 of this Schedule/ BoQ as supply only shall be supplied in advance and kept under the custody of the Engineer-in-Charge and shall be issued to the contractor whenever the requirement arises. No AC Plant shall be kept non operational due to non availability of spares. [g] Any defective components and / or any other materials which is not specified / given in Schedule "A", but essential for trouble free and smooth operation of AC Plants. Nothing extra shall be paid extra on this account. |
| 5 | [h] Contractor shall rectify the defects within 24 hours as per directed by the Engineer-in-Charge. [i]Contractor shall maintain the Temperature of AC Plant as per the direction of GE / AGE / User or their Representative as per the Design Conditions at all times. [j] Necessary Tools and Plants like Centrifugal Pump 0.5 HP, Vacuum Pump 1 HP and connecting Rubber Tube, Pressure Gauges, Flaring Nuts etc. and Safety Equipment / Tools for tradesman shall be readily available at site during contract period. [k]Periodical cleaning of Cooling Tower, AHU Filters & Chemical servicing of Cooling Tower shall be the Contractor"s responsibility. [l]The contractor shall arrange Dry/Wet Bulb Thermometer for recording hourly room temperature. Room Temperature and Humidity Display Unit / Instrument shall be provided at Plant Room for continuous monitoring. [m]On completion of comprehensive maintenance the contractor shall carryout the complete system and controls functional tests before handing over of the plant to department or his successor in presence of user and Engineer-in-Charge. If any components / spares are found defective or unserviceable, the contractor shall replace the same at his own cost in presence of user and Engineer-in-Charge and a certificate to this effect and tests carried out duly signed by the contractor, user and Engineer-in-Charge shall be submitted before claiming the final Bill. |
| 6 | [n]Collective / Selective control by carrying out periodical checks, repairs and testing as specified and as recommended by the manufacturers and as directed by the Engineer-in-Charge to ensure smooth, safe and efficient operation including all spares / accessories etc. of compatible make as specified by the OEM complete and all as specified and as directed. [o]Preventive and breakdown maintenance of all the equipment by regular Oiling, Greasing etc. as per OEM recommendations. [p]To take care of housekeeping, environmental cleanliness of area up to 5m all around installation shall be kept absolutely neat and clean. [q]To maintain all installations provided under this contract as per IE Rules / Standard Engineering Practice and maintenance of installation Log Book and Maintenance Register. [r]The cost of the Complaint Slips, Registers, Log Books, Cost of T & P for Maintenance. [s]Emergency Light and necessary tools shall be available in a tool box with the Electricians and Refrigeration Mechanics in the shift for smooth functioning of AC Plants. [t]Conveyance and communication system like mobile phone etc. shall be provided by the contractor to all Electricians and Refrigeration Mechanics. [u]The contractor shall abide by the latest Labour Rules and Minimum Wages Act. Wages paid by the contractor to the persons employed shall not be less than the minimum wages fixed by State / Central Government from time to time whichever is higher. The contractor shall also insure the workmen employed on the job. |
| 7 | [v]The contractor is responsible for Insurance, EPF, ESI, Gratuity, Bonus, Labour Welfare Cess etc., as applicable and shall be paid to the Workmen as per existing Labour Rules / Acts / Regulations and rate quoted shall be deemed to be included for the same. [w]DRESS CODE: The contractor shall provide the workmen with Dark Blue Colour uniform with labels showing the Name of Firm and the Designation and "GE [U – II] [V]" printed on them along with protective clothing. The contractor shall also provide shoes to the workers and the persons shall not be allowed to enter the work site without wearing shoes. [x]INSURANCE: The contractor shall be responsible for all Accidents / Injuries happening to the workmen. Any accident causing Minor / Fatal Injury, Partial Disability due to any untoward incident or non-adherence to Safety and IE Regulations or fault in maintaining of AC Plants / Safety Mechanism or on account of any mishandling / wrong operation / lack of knowledge of safety precautions or on account of any circumstances beyond his/their control, the contractor shall be solely responsible for settling all claims of compensation to the deceased, failing which department will have a right to recover any sum indicated / claimed by Labour Commissioner / Court authorities. No claim whatsoever will be entertained in this regard. No compensation is payable by the department on this account. Contractor shall provide first aid boxes to meet any emergency situations. [y]The rate quoted by the contractor shall be deemed to be including Basic Rate [Minimum Wages as notified by Government of India / State Government / Local Body, whichever is higher], employer"s contribution towards Employees Provident Fund [EPF] liability, contribution towards Employees State Insurance Corporation [ESIC], contribution towards Bonus, Overhead and Profit and Labour Welfare Cess [LWC] as applicable depending upon the manpower requirement. This will create onus on the contractor to ascertain the relevant rates and quote accordingly. The rates quoted shall be inclusive of all Taxes, Cess, Levies as applicable including GST. |
| 8 | Supply only compressor oil suitable for R-22/HCFC type mineral lubricant complete all as specified and as directed. |
| 9 | Supply only compressor oil suitable for R-134/R-407C/410AHFC type polyolester lubricant mineral lubricant complete all as specified and as directed. |
| 10 | Supply only Copper Refrigerant tube of 1/2" Outer Dia minimum 1mm thick for condenser of AC Plants complete all as specified and directed. |
| 11 | Supply only Insulation of Copper pipes of DVRF/Ductable/Package AC Systems complete all as specified and as directed. |
| 12 | Supply only DLT sensor as per plant model and capacity complete all as specified and as directed.. |
| 13 | Supply only Pipe Temperature/ Pipe Temperature/ Gas/ liquid Sensor of any capacity complete all as specified and as directed. |
| 14 | Supply only High Pressure Cut-Out Switch MP-1 suitable for Central AC Plant complete all as specified and as directed. |
| 15 | Supply only Low Pressure Cut-Out Switch MP-1 suitable for Central AC Plant complete all as specified and as directed. |
| 16 | Supply only Oil Pressure Cut-Out Switch MP-55 suitable for Central AC Plant complete all as specified and as directed. |
| 17 | Supply only HRC fuses 6/12/20 Amps rating complete all as specified and as directed. |
| 18 | Supply only HRC fuses 32/63/100 Amps rating complete all as specified and as directed. |
| 19 | Supply only MCB, 5 to 32 Amps, SP, 240 Volts, 10KA, C Series complete all as specified and as directed. |
| 20 | Supply only MCB, 5 to 32 Amps, SPN, 240 Volts, 10KA, C Series complete all as specified and as directed. |
| 21 | Supply only MCB, 40 to 63 Amps, TP, 415 Volts, 10KA, C Series complete all as specified and as directed. |
| 22 | Supply only MCB, 16 to 32 Amps, TPN, 415 Volts, 10KA, C Series complete all as specified and as directed. |
| 23 | Supply only MCCB, 3 Pole, 63 Amps, 16 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. |
| 24 | Supply onlyMCCB, 3 Pole, 100 Amps, 25 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. |
| 25 | Supply only MCCB, 3 Pole, 125 Amps, 25 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. |
| 26 | Supply only MCCB, 3 Pole, 250 Amps, 36 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. |
| 27 | Supply only MCCB, 3 Pole, 400 Amps, 50 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. |
| 28 | Supply only Power Contactor coil, 230 Volts, 12 Amps rating complete all as specified and as directed. |
| 29 | Supply only Power Contactor of MNX-9, 25 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 1NO + 1NC complete all as specified and as directed. |
| 30 | Supply only Power Contactor of MNX-18, 30 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 1NO + 1NC complete all as specified and as directed. |
| 31 | Supply only Power Contactor of MNX-25, 45 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 2NO + 2NC complete all as specified and as directed. |
| 32 | Supply only Power Contactor of MNX-32, 55 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 2NO + 2NC complete all as specified and as directed. |
| 33 | Supply only Power Contactor of MNX-50, 85 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 2NO + 2NC complete all as specified and as directed. |
| 34 | Supply only Bimetal Overload Relay, type MN, direct mounting / direct operated for the range of16 to 20 Amps complete all as specified and as directed. |
| 35 | Supply only Bimetal Overload Relay, type MN, direct mounting / direct operated for the range of 32 to 63 Amps complete all as specified and as directed. |
| 36 | Supply only "V" beltfor powertransmission of any type and size as per sample and site reqmt complete all as specified and directed. |
| 37 | Supply only in replacement of pre-filter, cleanable type, made of non woven synthetic media with GI frame, Box / Bag type, having efficiency 90% down to 10 microns, of existing shape and size complete all as specified and as directed. |
| 38 | Supply only in replacement of MICRO-VEE5 micron fine-filter, cleanable type, made of non woven synthetic media with GI frame, Box / Bag type, having efficiency 97% down to 3 microns, of existing shape and size complete all as specified and as directed. |
| 39 | Supply only, in replacement, of pressure gauge, dial type, with siphon assembly,suitable to fix on existing chiller pipe lines, complete all as directed. |
| 40 | Supply only pressure relief valve of condenser 3/8" BSP threaded suitable for 300 PSI complete all as specified and as directed. |
| 41 | Supply only R-134A / R-410A Refrigerant Gas complete all as specified and as directed. |
| 42 | Supply only R-22 Refrigerant Gas complete all as specified and as directed. |
| 43 | Supply only R-410A/407A/404A Refrigerant Gas complete all as specified and as directed. |
| 44 | Supply only Nitrogen Gas complete all as specified and as directed. |
| 45 | Supply only Single Phase Preventor, 415 Volts, Type VSP-2 Auto Reset 40 Volts unbalance complete all as specified and as directed. |
| 46 | Supply only ET-100, 9 to 30 Seconds, 240 / 215 Volts complete all as specified and as directed. |
| 47 | Supply only strip type heaters of capacity 1.5 KW suitable for AHU of central AC plant of any capacity complete all as specified and as directed. |
| 48 | Supply only strip type heaters of capacity 3.0 KW suitable for AHU of central AC plant of any capacity complete all as specified and as directed. |
| 49 | Supply only thermometer of range 0 F to 100 F to condenser / chiller inlet or outlet pipe complete all as specified and as directed. |
| 50 | Supply only Unloader Power Element Suitable for compressor of existing model and make complete all as specified and as directed. |
| 51 | Supply only Thermostatic Expansion Valve MIV 34/HVE-11/16/34 suitable for Central AC Plants complete all as specified and as directed. |
| 52 | Supply only Motor coupler sleeve with key suitable for Centrifugal pump sets of 3 to 7.5 HP Capacity of existing make complete all as specified and as directed. |
| 53 | Supply only Display units and Programmable Control Board [PCB] suitable for Package Type Air Cooled AC Plants of capacity up to 7.5 TR including testing complete all as specified and as directed. |
| 54 | Supply only Display units and Programmable Control Board [PCB] suitable for Package Type Air Cooled AC Plant of capacity above 7.5 TR but not exceeding 15 TR including testing complete all as specified and as directed. |
| 55 | Supply only Display units and Programmable Control Board [PCB] suitable for Package Type Air Cooled AC Plant of capacity above 15 TR but not exceeding 25 TR including testing complete all as specified and as directed. |
| 56 | Supply only Display units and Programmable Control Board [PCB] suitable for Package Type Air Cooled AC Plant of capacity above 25 TR but not exceeding 66 TR including testing complete all as specified and as directed. |
| 57 | Supply only Display units and Programmable Control Board [PCB] suitable for Package Type Air Cooled AC Plant of capacity above 80 TR but not exceeding 110 TR including testing complete all as specified and as directed. |
| 58 | Supply only Blower Fan of AHU as per existing size and make including necessary fixing arrangement complete all as specified and as directed. |
| 59 | Supply only in replacement of un-armoured 1.5Sqmm (nominal area), PVC insulated, 6 core, unsheathedcopper conductor cable, ISI marked and making all electric connections for AHUcontrol remot panel toVarious AHUscomplete all as specified and as directed. |
| 60 | M & L for disconnecting Motor of capacity 3 HP from the existing Compressor/AHU/Chiller / Condenser Pump Set / Cooling Tower, and carrying to work shop and Rewinding the motor with appropriate gauge super enamelled copper conductor, varnishing, drying, replacement of Bearings with new Bearings, worn-out bushes, connectors, terminal plate and fixing back in original position, connecting cable through terminal block, applying Two coats of synthetic enamel paint of approved tint including preparation of surfaces and including testing on completion, complete all as specified and as directed. |
| 61 | All as per Serial Item No. 54 above but of Motor of capacity 5 HP complete all as specified and as directed. |
| 62 | All as per Serial Item No. 54 bove but of Motor of capacity 7.5 HP complete all as specified and as directed. |
| 63 | All as per Serial Item No. 54 above but of Motor of capacity 10 HP complete all as specified and as directed. |
| 64 | All as per Serial Item No. 54 above but of Motor of capacity 15 HP complete all as specified and as directed. |
| 65 | All as per Serial Item No. 54 above but of Motor of capacity 20 HP complete all as specified and as directed. |
| 66 | All as per Serial Item No. 54 above but of Motor of capacity 40 HP complete all as specified and as directed. |
| 67 | M & L for dismantling Centrifugal / Monoblock Pump coupled with Electric Motor, 3 Phase, 415 Volts for overhauling the pump sets of capacity up to 5 HP and including replacement bearings with new bearings, cleaning with Kerosene / Petrol for removing the scales, replacement of Case Ring, Latern Ring, Shaft Sleeve, CI Gland Covers with MS Studs, Ball Bearings, Coupling Key, Rubber Bush, Nut, Bolts, Impeller Key, Lock Washer, Gasket, Greasing etc., re-assembling same in position, testing and commissioning complete all as specified and as directed. |
| 68 | All as per Serial Item No. 61 above but of Motor of capacity 7.5 HP to 12.5 HP complete all as specified and as directed. |
| 69 | All as per Serial Item No. 61 above but of Motor of capacity 15 HP to 25 HP complete all as specified and as directed. |
| 70 | All as per Serial Item No. 61 above but of Motor of capacity 30 HP to 40 HP complete all as specified and as directed. |
| 71 | Supply only DOL Starter suitable up to 6 HP Motor including replacing defective wiring with copper wire, lugs etc. complete all as specified and as directed |
| 72 | Supply only Star Delta Starter suitable 15 to 30HP motor including replacing defective wiring with copper wire, lugs, etc including testing and commissioning complete all as specified and as directed. |
| 73 | Supply only PVC Fills of size 600x300x150mm suitable for Cooling Tower including taking down old unservicieable PVC fills complete all as specified and as directed. |
| 74 | Supply only Sprinkler suitable for cooling tower of any capacityincluding taking down old unservicieable sprinkler complete all as specified and as directed. |
| 75 | Material & Labour for Opening of short circuited DIDW Centrifugal Blower motor 4000 cfm, cutting and removing the burnt stator winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge including cleaning of slots,all necessary insulating materials, varnishing, dryining completeand refixing the same complete all as specified and directed. |
| 76 | Material & Labour for Opening of short circuited DIDW Centrifugal Blower motor 1500 cfm, cutting and removing the burnt stator winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge including cleaning of slots,all necessary insulating materials, varnishing, dryining completeand refixing the same complete all as specified and directed. |
| 77 | Material & Labour for Painting toMS / GI pipe line 150 / 100 / 80 mm dia for Condensor Water Pump to Cooling Tower and vice versaas per existing colors code with all supporting materials with one coat of synthetic enamel paint from ground level to bottom of the dome of the make up tank complete all as directed. Note :- Special type of tools & tackles, swings, scaffolding and safety accessories etc required for the work shall be arranged by the contractor and rate quoted shall deemed to be included for the same. |
| 78 | Material & Labour for Painting to compressor, condensor, compressor motor, Condensor Water Pump, AHU motor and Cooling Tower of AC plant capacity 3 x 20 TR to 3 x 66 TR and vice versaas per existing colors code with all supporting materials with one coat of synthetic enamel paint from ground level to bottom of the dome complete all as specified and directed. Note :- Special type of tools & tackles, swings, scaffolding and safety accessories etc required for the work shall be arranged by the contractor and rate quoted shall deemed to include for the same. |
| 79 | All as per item No. 72 above but AC Plant Capacity of 3 x 80 TR to 3 x 110 TR complete all as specified and as directed. |
| 80 | Material & Labour for replacement of Joists of Cooling Tower, bracings, supports, clamps, straps D-clamps, back plates and MS frames fabricated from structural steel sections such as MS channel, angle iron and flats of suitable size etc including nuts, ,bolts, washers eye hooks, welding, bending cold or hot drilling holes for bolts in any shape or size including preparation of steel surface and applying two coats of aluminium paint over a coat of red oxide primer complete all as specified. |
| 81 | S & F in repairs Butterfly Valves of Cast Iron 80 mm dia including all necessary bolts, nuts complete all as specified and as directed. |
| 82 | S & F in repairs Butterfly Valves of Cast Iron 100 mm dia including all necessary bolts, nuts complete all as specified and as directed. |
| 83 | S & F in repairs Butterfly Valves of Cast Iron 125 mm dia including all necessary bolts, nuts complete all as specified and as directed. |
| 84 | S & F in repairs Butterfly Valves of Cast Iron 150 mm dia including all necessary bolts, nuts complete all as specified and as directed. |
| 85 | S & F in repairs Cast Iron Non Return Valve with bypass arrangement with suitable flanges, suitable for100 mm bore pipes conforming to IS – 5312, Class PN –1.6, including necessary nuts, bolts, washers, rubber gasket etc for jointing complete all as specified and as directed. |
| 86 | S & F in repairs 50 mm thick EPS insulation for MS piping of Chilled Water of Size 65 to 125mm dia of 16 KG / Cu.m density covered with wire mesh & cement plaster or Aluminum Cladding complete all as specified and as directed. |
| 87 | M & L for Under Deck Insulation for metal roof with bonded fibre glass wool of density 16 Kg / Cu.m, 50 mm thick, suitably factory laminated with aluminium foil backed up by scrim and Kraft paper packing with 50 mm projection for overlap and butting comprising of the following complete all as specified and as directed: [a] Insulating material shall confor to BS-476, Part 4, 5, 6 & 7. [b] S & F 6 mm dia MS Rods between purlins suitable for supporting the thickness of insulation material beneath the metal roof. [c] S & F 22 SWG GI Wire support for insulation. [d] S & F Chicken Wire Mesh 12.5 mm 22 SWG of hexagonal construction below the insulation for supporting the same. |
| 88 | Taking down old serviceable GI Ducts of any size and shape from existing ducting and refixing the same after reconditioning of duct by replacing necessary gaskets, nuts, bolts and other required accessories complete all as specified and as directed. |
| 89 | Supply only Y type Strainer, 125/ 100 mm dia including replacement of filter, packing, nuts and bolts complete all as specified and as directed. |
| 90 | All as per Serial Item No. 83 above but of size 80mm bore complete all as specified and as directed. |
| 91 | S & F GI Sheet of 22 Gauge with TDF Flange as in Rectangular / Square Duct made out of "L" shaped hollow profile, duly factory boxed, including all accessories such as corner, cleat, carriage bolt, gasket and appropriate sealant on longitudinal joints etc. including fabrication and erection complete all as specified and as directed. |
| 92 | Supply only Fire / Fresh Air Dampers suitable for AC Plants of up to 110 TR Capacity complete all as specified and as directed. |
| 93 | M & L for Pre - insulated MS pipe, 100 mm dia, Class "C" having thickness of PUF insulation 36 mm of density 36 Kg/Cum and 26 gauge GI cladding including taking down of existing pipe complete all as specified and as directed. |
| 94 | M & L for Pre - insulated MS pipe, 125 mm dia, Class "C" having thickness of PUF insulation 36 mm of density 36 Kg/Cum and 26 gauge GI claddingincluding taking down of existing pipe complete all as specified and as directed. |
| 95 | S & F in repairs, Gun Metal Globe or Gate Valve of Class - I Pressure Tested of 1.5 Mpa, 50 mm bore with iron wheel head, screwed both ends for iron pipe, conforming to IS, ISI Marked complete all specified and as directed. |
| 96 | All as per Serial Item No. 89 above but of 40 mm bore complete all as specified and as directed. |
| 97 | All as per Serial Item No. 89 above but of 25 mm bore complete all as specified and as directed. |
| 98 | All as per Serial Item No. 89 above but of 20 mm bore complete all as specified and as directed. |
| 99 | S & F Rotational Moulded Polythene HDPE Water Tanks, Triple Layered, ISI Marked, Cylindrical & Vertical Type 1000 Litres Capacity hoisted and fixed in position including provision of 40mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed. |
| 100 | S & F Rotational Moulded Polythene HDPE Water Tanks, Triple Layered, ISI Marked, Cylindrical & Vertical Type 2000 Litres Capacity hoisted and fixed in position including provision of 40mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed. |
| 101 | S & F Rotational Moulded Polythene HDPE Water Tanks, Triple Layered, ISI Marked, Cylindrical & Vertical Type 5000 Litres Capacity hoisted and fixed in position including provision of 40mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed. |
| 102 | S & F in repairs Ball Valves, 20 mm Bore, high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe [Minimum Weight 20mm - 210 Grams] etc complete all as specified and as directed. |
| 103 | S & F in repairs Ball Valves, 25 mm Bore, high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe [Minimum Weight 25mm - 455 Grams] etc complete all as specified and as directed. |
| 104 | S & F in repairs Ball Valves, 40 mm Bore, high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe [Minimum Weight 40mm - 690 Grams] etc complete all as specified and as directed. |
| 105 | Supplying, layingand testing XLPE insulated and PVC sheathed, FRLS, armoured heavy duty underground cable, ISI marked with aluminium stranded conductor 1100 Volt grade of size 3.5 Core, 240 Sq.mm cross section suitable for earthed system, laying in trenches/duct/fixed to poles/drawn through pipes/sleeving through pipe in duct, including suitable size Double compression copper stainless steel cable gland, crimping type cable lugs, sockets etc. including taking down of existing cables complete all as specified and as directed. |
| 106 | Supplying, layingand testing XLPE insulated and PVC sheathed, FRLS, armoured heavy duty underground cable, ISI marked with aluminium stranded conductor 1100 Volt grade of size 3.5 Core, 95 Sq.mm cross section suitable for earthed system, laying in trenches/duct/fixed to poles/drawn through pipes/sleeving through pipe in duct, including suitable size Double compression copper stainless steel cable gland, crimping type cable lugs, sockets etc. including taking down of existing cables complete all as specified and as directed. |
| 107 | Supplying, layingand testing XLPE insulated and PVC sheathed, FRLS, armoured heavy duty underground cable, ISI marked with aluminium stranded conductor 1100 Volt grade of size 3.5 Core, 400 Sq.mm cross section suitable for earthed system, laying in trenches/duct/fixed to poles/drawn through pipes/sleeving through pipe in duct, including suitable size Double compression copper stainless steel cable gland, crimping type cable lugs, sockets etc. including taking down of existing cables complete all as specified and as directed. |
| 108 | M & L for Straight Through Joint, Heat Shrinkable type, suitable for 11 KV Grade, 3.5 Core, 240 to 300 Sq.mm, HT, XLPE Insulated, Armoured Power Cable Aluminium Conductor and testing after jointing complete all as specified and as directed. |
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