Military Engineer Services-MES has published Tender For Comprehensive Repair/Maintenance Of Central Ac Plant, Dehumidifiers And Lift Under Ge Narangi. Submission Date for this Tender is 04-07-2023. Passenger Lift Tenders in narangi Assam. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | NOTE (Applicable for all items):- The bidders/contractors are advised to read tender documents & all corrigendum/amendments and General conditions of contracts before entering/quoting the rates. |
| 2 | Material and labour for servicing ofthe FRP cooling tower by taking down the choked FRP Fills, segments, rusted structural supports, bolts and nuts and replacement of FRP fills, repair to FRP segments, cold water sumps by applying the resin lining as per the standards by applying polyster resin,renewal of whole PVC FRP fills, rusted bolts and nuts, blocked nozzels, cleaning the cooling tower fan assembly, repairing of the grills of the cooling tower and also repair any kind of leakages from the cooling tower, replacement of bearings, complete painting ofiron structure of cooling tower with resin matching colour, testing & commissioning the cooling tower of the central AC plant of capacity 52/25.1 TR complete all as specified and directed. |
| 3 | Taking down old UNSV Thermal electrical sensor from chiller/ condensor unit and replacment of thermoelectrical sensor of existing model, including testing and comissioning complete all as specified and directed. |
| 4 | Supply and fixing in repair cooling tower fan blade assembly FRP type of Central AC 52 TR capacity cooling toweras same as existing complete all as specified and as directed. Make: Delta/ Global/Mihir |
| 5 | Suply and fixing as in repair Sprinkler with PVC arm with aluminium center movable distributor and fixing in cooling tower of Central AC 25.1 TR capacity as per existing, complete all as specified and directed. Make: Delta/Global/Mihir |
| 6 | Supply and fixing as in repair Sprinkler with arm and fixing for cooling tower of Central AC 52 TR capacity with PVC sprinklers complete all as specified and directed. Make: Delta/Global or equivalent as approved by GE. |
| 7 | Supply and fixing as in repair flanged mounted electric motor confirming to IS:2223 for cooling tower of capacity 1.5HP complete all as specified and directed. Make: Kirlosker/Oswal/HE /Kissan Notes: (a) Contractor shall provide the original purchase vouchers and test certificates. (b) Electric motor shall be fixed its in its existing position and unit rate of this item includes disconnecting the fittings and fixing the same with new motor. (c) Old motor will be deposited to deptt. |
| 8 | Material and labour for cleaning water sump of size 3 mtr x 3 mtr and 2.0 mtr deep, complete removing the all mud and tree leaves, drain out water by dewatering pump, cleaning all the algae formation indise the tank, removing all scalling and other formed particles inside walls by scrubbing, also including cleaning all vegetation growth all around the tank complete all as specified and directed. |
| 9 | All as per serial item No 8.00 here-in-before but of size 3 mtr x 3 mtr and 1.5 mtr deep complete all as specified and directed. |
| 10 | Material and labour for complete flushing out the refrigerating system (chiller unit)of capacity 52 TR consist of condenser, Evaporator, cooling coil, refrigeration suction & discharge liquid line and testng with Nitrogen gas, removal of complete dirt, oil and carbon and cleaning of the whole system at ABOD AC Plantinclude replacement of drier gas filters complete all as specified and directed. Note:- Cleaning of 01 Nos of Refrigerator unit (chiller unit) shall be measured and paid asEach job. |
| 11 | Allas per serial item No. 10.00 here-in-before but plant capacity 25 TR at FAD AC Plant complete all as specified and directed. |
| 12 | Material and labour for carryout the descaling of shell and tube condenser by circulating the diluted RAC-III Organic compound at the appropriate ratio according to the scale deposite in side the copper tubes of the condenser, circulate the chemicals till removal of the scale deposite, and opening the both end covers and manually brushes the tubes by using nylon brushes, cleaning the end covers, degreasing the complete copper tubes end covers by circulating the caustic soda solution and flushing through after boxing up the both end covers, the work including isolation the each condensers by dummy the inlet and outlet water pipes, renew all the end covers/inlet and outlet flanges rubber gaskets, rusted bolts, nuts etc for chilled water type 52.0 TR capacity at ABOD AC Plant complete all as specified and directed. Note:- Cleaning of 01 Nos of Condeser unit shall be measured and paid as Each job. |
| 13 | All as per serial item No. 12.00 here-in-before but plant 25.1 TR capacity shell and tube condensers at FAD AC Plant complete all as specified and directed. |
| 14 | Supply and fixing in repair fan belt of blower motors (AHU) of Size A-39 complete all as specified and directed. |
| 15 | Supply and fixing in repair fan belt of blower motors (AHU) of Size B-43 complete all as specified and directed. |
| 16 | Material and labour for complete leak testing, rectification of leaks by welding/ brazing and pressure testing as per the standards and holding the pressure for 48 Hrs and observe for any pressure drop in the system complete all as specified and directed. |
| 17 | Material and labour for vacuumising and dehyderating the complete system and charging only the refrigerant and testing and commissioning the system, setting of all control safety devices complete all as specified and directed. Note: Refrigerant will be measured and paid under separate item as supply only. |
| 18 | Supply only R-22 refrigerant gas complete all as specified and directed. Make : MACRON/FLORON or equivalent as approved by GE. Note : (a) Contractor shall produce the original purchase vouchers along with test certificates of entire quantity. (b) Cylinder shall be arranged by the contractor at his own. However, after charging of gas, emptied gas cylinder shall be returned to the contractor. (c) Gas shall be arranged by the contractor as per the requirement given by the Engineer-in-Charge. (d) During transportation if any leakage is found, contractor shall be held responsible for any lapses. However, net measured quantity shall be taken into account for payment purpose. (e) Before top up the gas in the cyliner, it shall be ensured by the contractor that cylinder is in order for filling the gas, necessary calibration shall be carried out by the contractor at his own and unit rates of this item includes this element. While quoting the rates, this aspect shall be taken into account and nothing extra shall be admissible on this account. |
| 19 | Supply only R407C refrigerant gas complete all as specified and directed. Make : MACRON/FLORON or equivalent as approved by GE. Note : (a) Contractor shall produce the original purchase vouchers along with test certificates of entire quantity. (b) Cylinder shall be arranged by the contractor at his own. However, after charging of gas, emptied gas cylinder shall be returned to the contractor. (c) Gas shall be arranged by the contractor as per the requirement given by the Engineer-in-Charge. (d) During transportation if any leakage is found, contractor shall be held responsible for any lapses. However, net measured quantity shall be taken into account for payment purpose. (e) Before top up the gas in the cyliner, it shall be ensured by the contractor that cylinder is in order for filling the gas, necessary calibration shall be carried out by the contractor at hi own and unit rates of this item includes this element. While quoting the rates, this aspect shall be taken into account and nothing extra shall be admissible on this account. |
| 20 | Supply only Danfoss S-180 Oil for scroll compressor complete all as specified and directed. |
| 21 | Material and labour for complete servicing of the pump motor sets 7.5 HP by dismantling from the position, cleaning, greasing, including renewable of the bushes, both end ball bearings (make of bearing : NBC/SKF or equivalent as approved by GE), gasket, gland packing/water seats, both end terminal re-assembling, in position connect to the circuit test and commissioning complete all as specified and directed. |
| 22 | All as per serial item No. 21.00 here-in-before but 5 HP complete all as specified and directed. |
| 23 | All as per serial item No. 21.00 here-in-above but 3 HP complete all as specified and directed. |
| 24 | Material and labour for disconecting of monoblock pump set and motor of capacity 7.5HP of any make, strip opening and taking out gland packing, bearingcarefully and servicing the impeller and motor complete and re-winding with appropriate size of super enamelled winding wire incl replacement of worn out ball bearing, gland pack,rubber gasket, capacitor, nuts, bolts and washer greasing complete and refixing on same place and connecting to MS pipe and testing complete all as specified and directed. NOTE: Unit rates of this item includes the cost of services and including replacement of ball bearing, gland packing, rubber gasket, capacitor, nuts, bolts, washer of required size and greasing etc. |
| 25 | All as per serial item No. 24.00 here-in-before but5 HP complete all as specified and directed. |
| 26 | Supply and fixing in repair butterfly valves with counter flanges of size 100 mm including bolts and nuts necessary cutting and welding and applying two coats of synthetic enamel painting over a coat of red oxide primer in welded portion, flanges complete all as specified and directed. |
| 27 | All as per serial item No. 26.00 here-in-before but of size 80mm complete all as specified and directed. |
| 28 | Supply and fixing of Dual Plate Check Valves Cast Iron body (NRV) & Rating of PN -10 include nuts & bolts complete all as specified and directed of 100mm bore size. Make:- Advance/Castle / Intervalve /SAAPL |
| 29 | All as per serial item No 28.00 here-in-before but of size 80mm complete all as specified and directed. |
| 30 | Supply, installation, testing and commissioning as in repair 3 way mixing / divertingvalve of stainless steel of size 80 mm dia with proportional cooling only thermostats for the Air Handling Units complete all as specified and directed. Make: Rapidcontrol/Synergy/Honeywell |
| 31 | Supply, installation, testing and commissioning as in repair 25 mm diaBall valves of stainless steel for drain with fittings etc. complete all as specified and directed. Make : Zoloto/Bir/Leader |
| 32 | Material and labour for duct insulation with 25 mm thick nitrile faom sheet insulation having density 50 kg/cum, as specified and including the following:- (a)Material and labour for cleaning the duct surface (to be insulated ) by scrapping carefully with wire brush etc. to make the surface completely free of mill scale, dirt, dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage. (b) Material and labour for applying rubber based adhesive CPRX compound. (c) Material and labour for sealing of all longitudinal joints and circular overlaps with and including Nitrile foam tape /Aluminium foil tape 50 mm wide, to make the insulation leakproof. (d) Material and labour for securing the insulation with and including mechanically fastened nylon/steel straps of size 12 mm/50 mm at maximum intervals of 1.2 mtr. |
| 33 | Supply and fix as in repair flanged mounted electric motor confirming to IS:2223 for cooling tower of capacity 1.5HP complete all as specified and directed. Make- Kirlosker/Oswal/HE/Kissan NOTE : (a) Contractor shall provide the original purchase vouchers and test certificates. (b) Electric motor shall be fixed its in its new position and unit rate of this item includes disconnecting the fittings and fixing the same with new motor. (c) Old motor will be deposited to deptt. |
| 34 | Supply and fixing in repair condensor safety valve 350 PSI to 550 PSI complete all as specified and directed. Make – SPORLAN/DENFOSS/SANLAN |
| 35 | Supply and commissioning as in repair scroll sealed compressor of capacity 25.1 TR of cooling capacity 38.6 KW at 50 Hz can be operated on R407C refrigerant with discharge connection mounting torque 110 N-m for AC plant of capacity3 x 25 TR at 14 FAD AC Plant including valve and other fittings and testingfor leakage and rectification by welding / brazing including and charging of refrigerant upto the required capacity complete all as specified and directed. Make:- Similiar with existing make and model. Note:(a) Refrigerant gas shall be measured and paid separately as Supply only under respective item of this Schedule. (b) Contractor shall produce original purchase voucher along with test certificate frommanufacturer / autorized dealer of Compressor manufacturer as applicable. (c) Contractor shall provide the testing facility as the testing of compressor/ installation shall be carried out in accordance to the laid down procedure. Unit rate of this item includes the said element. (d) Old Compressor be deposited to deptt. |
| 36 | All as per serial item No 35.00 here-in-before but having nominal cooling capacity of 52 TR operated on R-22 refrigerant with discharge connection torque 110 N-m at ABOD AC plant having capacity3 x 52.1 TR complete all as specified and directed. Make: Similar with existing make and model. |
| 37 | Supply and fixing in repair power contactor of ML3, 40 Amp, 3 Pole with coil voltage of 240 V, 50Hz with 2 NO + 2NC auxillary contacts suitable for upto 10 HP starter complete all as specified and directed. Make : L&T/C&S/ Legrand/ Havells. |
| 38 | Supply and fixing in repair power contactor of ML2, 16 Amp to 25 Amps, 3 Pole with coil voltage of 240 V, 50Hz with 2 NO + 2NC auxillary contacts suitable for upto 10 HP starter complete all as specified and directed. Make : L&T/C&S/ Legrand/ Havells. |
| 39 | Supply and fixing in repair single phase preventer of 240 V, 50 Hz suitable for upto 7.5 HP starter complete all as specified and directed. Make : L&T/C&S/ Legrand/ Havells. |
| 40 | Supply and fixing in repair CT Coil of 240 V, 50Hz suitable for upto 7.5 HP starter complete all as specified and directed. Make : L&T/C&S/ Legrand/ Havells. |
| 41 | Supply and fixing in repair electonic thermostatic switch type water pressure cut out switch including necessary wiring with sensors/micro processing panel and testing for smooth functioning complete all as specified and directed. |
| 42 | Supply and fixing in repair HRC switch fuse unit 3 pole, 415 volt, in Micro processor panel of AC plant complete all as specified and directed. |
| 43 | Supply and fixing in repair original electronic PCB (mother board) of microprocessor based control panel unit with control circuit display of Central type AC plantand testing for smooth functioning of AC plant complete all as specified and directed as per manufacturer/OEM design as per existing make & Model. Contractor shall also submitt the test sheet of relay functioning of chiller unit after completion of job. Make of chillar unit : Bluestar |
| 44 | Supply and fixing in repair MCCB 4 pole, 250 Amps, 415 volt Icu=100% lcs 36KA complete all as specified and directed. |
| 45 | Supply and fixing in repair MCCB 4 pole, 100 Amps, 415 volt Icu=100% lcs 25 KA complete all as specified and directed. |
| 46 | Supply and fixing in repair MCB TP 3 pole, 40-63 Amps, 415 volt, 10 KA complete all as specified and directed. |
| 47 | Supply and fixing in repair industrial type thermometer with adopter graduated both in Fahrenheit and Centigrade including syphon assembly complete all as specified and directed. Make: Danfoss/H-Guru/ Fiebeg |
| 48 | Supply and fixing in repair water pressure gauge 100 mm dia, analogue type range 0-500 PSI or 0-14 kg/sqcm including necessary rapair to leakage of water by replacing 15 mm dia water tube in U shape for fixing water pressure gauge in vertical position with control valve connected to mains chilled/raw water pipe line 100/80 mm dia complete all as specified and directed. |
| 49 | Supply and fixing as in repair thermostat expansion valve of copper metal suitable for capacity25 to 52 TRchillar unit capacity of Plants complete all as specified and directed. Make: Honeywell/ Sporlan/Danfoss |
| 50 | Taking down existing burnt bakelite connector from panel baord, replacement of 63 Amps bakelite cable connector after replacement of burnout existing copper lugs complete all as specified and directed. |
| 51 | Taking down existing burnt bakelite connector from panel baord, replacement of 20 Amps bakelite cable connector after replacement of burnout existing copper lugs complete all as specified and directed. |
| 52 | Supply and fixing in repair cast iron ‘Y’ Strainers made of mild steel of size 100mm including nuts & bolts complete all as specified and directed. Make-Castle/Advance/Audco |
| 53 | Supply and fixing in repair cast iron ‘Y’ Strainers made of mild steel of size 80mm including nuts & bolts complete all as specified and directed. Make-Castle/Advance/Audco |
| 54 | Servicing and cleaning of AHUs cooling coil and pan, Washing filterswith the help of pressure jetand cleaning with de-scaling chemicals, cleaning PAN humidifier and dehumidifier, cleaning HOt water generator and brazing, if required incl testing complete all as specified and directed for the suitable capacity following AC Plants. |
| 55 | 8500 CFM capacity |
| 56 | 19000 CFM capacity |
| 57 | Annual comprehensive maintenance/ minor repairs by service Engineer of OEM or his authorised representative having minor adjustment of all landing gate & car gate, controller dressing, car cleaning, sensor reapir/replacement and controller cleaning, replacement of gear oil, adjustment of guide shoe holder, OSG pit clearance adjustment of electrically operated lift of capacity 1000 kgs, Speed 0.70m/sec, 2 floor/2 stop, collective down control type, 3 phase, V3F drive type, checking and repairing sensor system for smooth operation, manual/auto door ACO installed at NBC storage shed of 222 ABOD complete all as specified and directed. Make: ECE Pvt Ltd Note : Testing and necessary Inspection be carried out by competent person from Office of the Chief Inspector of Lift & Excalator of State as per Rule 4 & 6 of The Assam Lifts and Excalators Rule 2016 or as per policy for use of lift and Test report be submitted in duplicate by contractor to Engr-in-charge and cost thereof deemed to be included in the quoted rate. |
| 58 | Supply and fixing in repair/replacement of electric lighting system of electrically operated lift of capacity 1000 kgs complete all as specified and directed. |
| 59 | Material and labour for repairing/replacement of ARD system of Lift, PCB, repairing of UPS, replacement of unserviceable battery 7.5 Ah as per existing complete including of PCB or spares required at site, testing and commissioning complete all as specified and directed. Note: Contractor should submit necessary test certificate after testing and commissioning. Supply of 7.5 Ah battery to be measured and paid seperately under relevant items. |
| 60 | Material and labour for toping up gear oil for electrically operated lift complete all as specified and directed. |
| 61 | Supply and fixing digital temperature meter showing all the parameters, such as date, Wet & dry temp, humidity in % and other related parameters complete all as specified and directed. |
| 62 | Supply and fixing of mechanical fire dampers fusible type approved for 90 minutes fire rating as per UL-555-1995in main supply air duct. The dampers shall be made of heavy gauge galvanized steel havingmulti blade construction. The blades shall be fitted with chrome platedshaft and self lubricated phosphorus bronze bushes. The dampers shallalso be provided with jam seal (compression type) on sides topreventspread of smoke and fire. The blades of the dampers are held in the ‘open’ position by a high tensile spring and a fusible link. The fusible link should be UL stamped and operates at 74°C, causing the damper to close immediately on break fire to prevent the spread of fire through the ducts complete all as specified and directed. |
| 63 | Taking out old unserviceable starter from wall /panel and Supply and fixing Star Delta Starter in sheet metal enclosure with contractor & relays complete suitable for 15 HP motor 440 Volt complete all as specified and directed. Make: BCH/ L&T or equivalent as approved by GE. |
| 64 | Supply only battery 12V, 7.5 Ah dry maintenance free suitable for UPS of lift complete all as specified and directed. |
| 65 | Surface dressing not exceeding 15cm deep including cleaning away all grass vegetation, saplings, shrubs, brushwood, under growth, root, levelling & spreading water and removing rubbish, accumulated sand/mud/wastage up to a distance 200 mtrs outside the periphery of the area under clearance all as specified and directed. |
| 66 | Supply and fixing humidity controller with DigitalHumidistat sub zero with level switch RC- 61L for low level cutout Digital display model Sub Zero/SZ-2911 or equivalent having auto/mannual control with wiring complete including testing and commissioning complete all as specified and directed. Make: Honeywell/Denfoss/Rapidcool |
| 67 | Supply, laying, testing and commissioning of M S Pipes class "C" confirming to IS : 1239/3589 heavy grade of sizes 100mm bore with all fittings laid in floors or fixed to walls and ceilings etc of sizes for condenser water pipes / chiller water line with complete fittings such as bends, tees, elbows, reducers, flanges, anchor, fasterners, thrust blocks, wooden blocks, special fittings, suspension hangers with suitable supportsetc. including painting with synthetic enamel paint with approved colour code complete all as specified and directed. Make :-TATA / Jindal / Prakash /Zenith |
| 68 | All as per serial item No. 65.00 here-in-before but of size 80 mm bore complete all as specified and directed. |
| 69 | Material and labour for complete repairing of chiilled water line by inserting first layer as nitrile foam second layer as glass clothing and aluminium cladding over the top surface of the pipeline complete all as specified and directed. |
| 70 | Material and labour for stiching of canvass canopy between AHU to duct by using additional canvass and two layer of stiching including fixing of zip complete all as specified and directed. |
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