Military Engineer Services-MES has published Repair Maintenance Of Central Ac Plant And Connected Items In Mh And Signal Centre Of Danapur Cantt Under Ge Danapur. Submission Date for this Tender is 13-09-2021. HVAC Tenders in DANAPUR Bihar. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 02-Sep-2021 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 09-09-2021 |
| 2 | 10-Sep-2021 | CORRIGENDUM | Date | 13-09-2021 |
| Sl. No. | Item Description |
| 1 | M&L for cleaning of all condensor tubes of central/package AC plant by disconnecting the condensor from the system, cleaning by descaling pump of suitable capacity using descaling solution of Make:-MAIC / HIBIRD or Hydrochloric acid 20%, cleaning the system through cooling tower by using descaling solution, cleaning condensor tubes by nylon brushes & mild steel rods of suitable size and necessary pumping set and tools etc complete for smooth and proper functioning of plants of following cap of plant :-(Note:- T&P such as pumps, tube etc & descaling solution etc shall be arranged by the contractor at his own cost.) |
| 2 | 3x 7.5 TR Cap (ICU Plant MH). |
| 3 | 2x 5 TR Cap (Signal centre) |
| 4 | M& for Cleaning and Servicing quarterly of nozzles & heaterof cooling tower of central/package AC plantsof any acapcity, as and when required or directed by the Engineer in charge. |
| 5 | M&L for replacement of Oil Pressure Switch of model MP55 oras per exitingof AC Plantscomplete all as directed by Eng-in-Charge. Make INDFOS/Denfos |
| 6 | M&L for replacement of HP/LP cut out of as per exitingof AC Plantscomplete all as directed by Eng-in-Charge. Make INDFOS/Denfos |
| 7 | M&L for replacement of Liquid line solenoid valve(Electrically operated)of as per exitingof AC Plantscomplete all as directed by Eng-in-Charge. Make INDFOS/Denfos |
| 8 | M&L for replacement ofSuction pressure gauge 96 mm dia,range 30 to 150 PSI and testing complete all as directed by Eng-in-Charge. |
| 9 | M&L for replacement of Discharge pressure gauge 96mm dia, range 0 to 300 PSI and testing complete all as directed by Eng-in-Charge. |
| 10 | M&L for replacement ofOil pressure gauge 96 mm dia, range 0 to 150 PSI and testing complete all as directed by Eng-in-Charge. |
| 11 | M&L for replacement of Water pressure gauge 96 mm dia of suitable range and testing complete all as directed by Eng-in-Charge . |
| 12 | M&L for replacement ofContactors for 3 phase blower motor rating-25 Amp as directed by Eng-in-Charge and testing complete make L&T/BCH |
| 13 | M&L for replacement of Contactors for 3 phase compressor rating-35 Amps and testing completeall as directed by Eng-in-Charge. Make-L&T/BCH |
| 14 | M&L for replacement of O/L relay suitable for 35 Amps contactor completeall as directed by Eng-in-Charge. Make- L&T, Havells, BCH or equivalent. |
| 15 | M&L for replacement of O/L relay suitable for 25 Amps contactor completeall as directed by Eng-in-Charge. Make- L&T, Havells, BCH or equivalent. |
| 16 | M&L for replacement ofStart/Stop push button heavy duty type completeall as directed by Eng-in-Charge. |
| 17 | Supplying & fixing in repair including connecting and testing of 3 phase ,digital Voltmeter 0-500 Volt calibration square flush 96 mm, accuracy class 0.50,including necessary control wire of copper PVC insulatedcomplete all as specified and directed by Eng-in-Charge. |
| 18 | Supplying & fixing in repair including connecting and testing of 3 phase, digital Amperemeter 0-100 Amps with CTs calibration square flush 96 mm including necessary control wire of copper PVC insulatedcomplete all as specified and directed by Eng-in-Charge. |
| 19 | M&L for replacement of Ammeter range-0-30 Amps completeall as directed by Eng-in-Charge. |
| 20 | M&L for replacement ofCurrent transformer (CT) of ratio 30/5 and testing complete all as directed by Eng-in-Charge. |
| 21 | M&L for replacement ofCurrent transformer (CT) of ratio 100/5 and testing complete all as directed by Eng-in-Charge. |
| 22 | M&L for replacement of Voltmeter selector switch for (0-500 volts) voltmeter as per sample / existing complete all as directed by Eng-in-charge. |
| 23 | M&L for replacement of Ammeter selector switchas per sample,Ammeter existing complete all as directed by Eng-in-charge. |
| 24 | M&L for replacement ofSingle phase preventercompleteall as directed by Eng-in-Charge. Make-Minilec |
| 25 | M&L for replacement ofHeater strip 3.0 KW, ISI marked completeall as directed by Eng-in-Charge. |
| 26 | M&L for replacement ofHeater strip 2 KW, ISI marked completeall as directed by Eng-in-Charge. |
| 27 | M&L for replacement of Safety valve for condenser operating at 350 PSI as per sample completeall as directed by Eng-in-Charge. |
| 28 | M&L for charging of compressor oil N - 68 and testing complete all as directed by Eng-in-Charge. |
| 29 | M&L for chargingofRefrigerant R - 22 (Freon Gas) Gas cylinder sealedwith adaptor as per auth. dealer and testing complete all as directed by Eng-in-Charge. |
| 30 | M&L for replacement of Fan- belt as per sample / existingfor compressor motor (central AC) complete all as directed by Eng-in-Charge. |
| 31 | M&L for replacement of Fan- belt as per sample / existingfor blower motor (central AC) complete all as directed by Eng-in-Charge. |
| 32 | M&L for replacement of Fan- belt as per sample / existingfor blower motor (package AC) complete all as directed by Eng-in-Charge. |
| 33 | M&L for replacement of suitable size of Fine filter for blower section of package type AC, as persample complete all as directed by Eng-in-Charge. |
| 34 | M&L for replacement of Indicator assembly with bulb of suitable / existing size complete all as directed by Eng-in-Charge. |
| 35 | M&L for replacement of Thermostat of ISI marked complete all as directed by Eng-in-Charge. |
| 36 | M&L for replacement of Suction shut off valveas per existing complete all as directed by Eng-in-Charge. |
| 37 | M&L for replacement ofDischarge shut off (DSV) valve as per existing complete all as directed by Eng-in-Charge. |
| 38 | M&L for replacement ofLiquid line shut off (LLSV) valve as per existing complete all as directed by Eng-in-Charge. |
| 39 | M&L for flaring Copper pipe line ofsize 1/8" dia, length 15 cm with copper nut complete all as directed by Eng-in-Charge. |
| 40 | M&L for replacement of capillary tube made of copper size 5/8" dia complete all as directed by Eng-in-Charge. |
| 41 | S & F in repair Gun metal gate valve, ISI marked complete with iron wheel head,screwed both ends for iron pipe of following sizes complete all as specified and directed |
| 42 | 25 mm bore |
| 43 | 40 mm bore |
| 44 | 50 mm bore |
| 45 | S&F in repair On load change over Switch, 100 Amps, 4 pole, 415 Volts, front operated complete all as directed by Eng-in-Charge. |
| 46 | S&F in repair On load change over Switch, 63 Amps, 4 pole, 415 Volts, front operated complete all as directed by Eng-in-Charge. |
| 47 | M&L for replacement of block bearing of blower fan including balancing of blower fan for package type AC, complete all as directed by Eng-in-Charge. |
| 48 | M&L for replacement of block bearing of blower fan including balancing of blower fan for Central AC complete all as directed by Eng-in-Charge. |
| 49 | Dismantling burnt electric motor of capacity 2 HP, 3 phase 415 Volts, 50 cycle from booster/ Blower/ CT fan including cutting burnt coils, cleaning the slots and rewinding with and including super enamelled copper wire of existing size & gauge, re-insulating, two coats varnishing & heating, reassembling and commissioning & testing complete all as directed by Eng-in-charge. |
| 50 | Allas per item No 44.00 above but for 10 HP motor and ditto. |
| 51 | M&L for overhauling of booster pump of capacity 2HP including replacement of ball bearing, bushes, impeller, gland paking, water seal, nut, washers etc and testing complete all as directed by Eng-in-charge. |
| 52 | M&L for overhauling of booster pump of capacity 5 HP including replacement of ball bearing, bushes, impeller, gland paking, water seal, nut, washers etc and testing complete all as directed by Eng-in-charge. |
| 53 | M&L for overhauling of electric motor of capacity 1 to 2 HP including replacement of ball bearing, bushes, oiling, greasing, varnishing and reassembling and testing complete all as directed by Eng-in-charge. |
| 54 | M&L for overhauling of electric motor of capacity 5 HP including replacement of ball bearing, bushes, oiling, greasing, varnishing and reassembling and testing complete all as directed by Eng-in-charge. |
| 55 | M&L for overhauling of electric motor of capacity 10 HP including replacement of ball bearing, bushes, oiling, greasing, varnishing and reassembling and testing complete all as directed by Eng-in-charge. |
| 56 | Disconnecting all electrical wiring connections and removal of damaged/ unserviceable spares / parts and wiring with and including 1.0 sq mm multistranded copper wire and interlocking connections with suitable size lugs,connectors including marking numbers, cable tie, nut bolts, screws & making provn for single phase preventer & systematically controlled with all safety provisions of LT electric control panel board, testing and commissioning for central type A/C plant complete all as directed by Eng-in-charge. Make of wire-Havells |
| 57 | Decsription allas per item No. 51.00 above but for package type AC plant and ditto. |
| 58 | M&L for charging of nitrogen gas in central typle AC plant upto 150 PSI fortesting of leakage and then vaccumnizing the same in duration three month complete all as directed by Eng-in-charge. |
| 59 | Taking out open type compressor model SMC 2/65, 7.5 ton capacitydismantling the compressor unit for complete servicing i.e oiling, cleaning and replacement of unserviceable sparesetc as required with necessary mechanism including commissioning & testing complete all as directed by Eng-in-charge. Note:- Spare parts shall bemeasured and paidseperataly under relevant item . |
| 60 | Suply only Linner Set complete all as specified and directed by Eng-in-charge. |
| 61 | Suply only Piston of model 265 complete all as specified and directed by Eng-in-charge. |
| 62 | Suply only Gazel pin complete all as specified and directed by Eng-in-charge. |
| 63 | Suply only ring set complete all as specified and directed by Eng-in-charge. |
| 64 | Suply only suctionreed, complete all as specified and directed by Eng-in-charge. |
| 65 | Suply only discharge reed, complete all as specified and directed by Eng-in-charge. |
| 66 | Suply only suction valve, complete all as specified and directed by Eng-in-charge. |
| 67 | Suply only dischargeVale, complete all as specified and directed by Eng-in-charge |
| 68 | Suply only connecting bearing, complete all as specified and directed by Eng-in-charge |
| 69 | Suply only connecting bush , complete all as specified and directed by Eng-in-charge. |
| 70 | Suply only Bronze Bush for crank shaft, complete all as specified and directed by Eng-in-charge. |
| 71 | Suply only packing seal, complete all as specified and directed by Eng-in-charge. |
| 72 | Suply only springs, complete all as specified and directed by Eng-in-charge. |
| 73 | Suply only sim washer, complete all as specified and directed by Eng-in-charge. |
| 74 | Suply only Loader frame,complete all as specified and directed by Eng-in-charge. |
| 75 | M&L for machine work/Leth work for Oil Pump including opening making serviceable in all recpect, oiling, greasing etc. and properlyrefixing including transportation complete all as directed by the engineer in charge. |
| 76 | M&L machine work/Leth work for andgrinding, remelting & finishing of crank shaft,with full overhauling making serviceable and re-assembling & transportation, fitting /fixing complete all as directed by the engineer in charge.. |
| 77 | M&L for replacement of MCCB 100 Amps, 4 pole, 25 KA and making all electrical connections & testing complete all as directed by Eng-in-charge. |
| 78 | M&L for replacement of MCB 63 Amps, 4 pole, 10 KA and making all electrical connections & testing complete all as directed by Eng-in-charge. |
| 79 | M&L for replacement of MCB 40 Amps, 4 pole, 10 KA and making all electrical connections & testing complete all as directed by Eng-in-charge. |
| 80 | M&L for replacement of MCB10 to 32 Amps, SPN, 10 KA and making all electrical connections & testing complete all as directed by Eng-in-charge. |
| 81 | M&L for oil seal of 7.5 Ton compressor complete all as directed by Eng-in-charge. Make- ACCEL |
| 82 | Taking out all filters of central type AC plant carefully and cleaning the filters and chamber (AHU)with the help of vaccum cleaner and fitting back all filters in duration complete all as directed by Eng-in-charge. |
| 83 | Description all as per item no 77.00 above but of package type AC plant. |
| 84 | M&L for replacement of humidity/dehumidity fier unit complete all as directed by Eng-in-charge. Make-Honey well |
| 85 | M&L for replacement of fresh air intake shutter of iron with closing /opening handle as per sample/existing complete all as directed by Eng-in-charge. |
| 86 | M&L for replacement of 4 pole Isolator, 63 Amps complete all as directed by Eng-in-charge.Make-Havells / Capital |
| 87 | M&L for prepration of old painted surfaces steel/iron of any description over 10 cm in width or girth not otherwise described and two coat of painting with Aluminium paint over a coat of red oxide primer complete all as specified and directed by Engineer-in-Charge. |
| 88 | M&L for spray painting to central AC Plants of following capacitycomprising of compressor, Motor frame & foundation, condenser all connected pipe lines in stranded colour code AHU unit panels boards & cooling tower etc with two coat of heat resistance paint of approved gradeandshade including lettering and numbering after carrying out necessary preparation of surface by emery paper all as specified and directed by EIC. |
| 89 | 3x7.5 TR capacity |
| 90 | 2x5 TR capacity |
| 91 | M&L for replacement of nozzle/Sprinkler of coolling tower of centeral typeA/C plant 7.5 TR as per sample/existing type complete all as directed by Eng-in-charge. |
| 92 | M&L for replacement of nozzle/Sprinkler of coolling tower of Package typeA/C plant 5 TR as per sample/existing type complete all as directed by Eng-in-charge. |
| 93 | M&L Earthing complete with galvanised steel earth plate electrode 600mm X 600 mm X6.30mm thick burried directly in ground (earth plate not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5 m below normal ground level connected to and including GI earth lead of GI strip 32X6mm size by means of steel bolts,nuts, check nuts and washers test points made of GI strip 40X8mm, 10 cm long , PCC 1:2:4 type B-1 in pit, angle iron 25X25X3mm frame work with precast RCC 1:2:4 type B-1 cover reinforced with 8mm dia TMT bars @ 150mm C/C both ways abd 12mm dia MS fabricated handle, medium grade GI watering pipe 20mm bore with funnel, wire mess and light grade GI protection pipe 40mm bore upto 5m lenght for drawing in earth lead ,salt,charcol etc. including excavation and earth work in any type of soil , removal of surplus soil to a distance not exceeding 50m complete all as shown in electrical plate No. 5 of MES schedule 2009 part-I and connected complete all as specified including testing on completion. |
| 94 | M & L in repair for Earth continuity conductor or main earthing lead of 32 x 6 mm galvanized iron strip, buried in ground or fixed to wall in repair complete all as specified and directed by Engr - in - Charge. |
| 95 | M & L for synthetic insulating rubber mat of size 2 m x 1m x 25 mm with ISI mark suitable for 11 KV rating in red colour complete all as specified and directed by Engr - in - Charge. |
| 96 | Supply, laying, jointing & testing in trenches or passing through pipe, 1100 volts grade, XLPE insulated,FRLSscreened, PVC bedded, galvanized steel strip or wire armoured LT electric power under ground cables, heavy duty with aluminium conductor of cross sectional area 70 sqmm 3.5 core with all fixing & connecting accessories such as Alluminium cable lugs, cable gland, nut, bolts, washer etc complete as specified and as directed. (NOTE: Earthwork & Excavation, GI pipe brick protection etc shall be measured and paid separately under relevant items of this BoQ ). |
| 97 | All as per ser item No 89.00 above but of cross sectional area 50 sqmm 3.5 core. |
| 98 | All as per ser item No 89.00 above but of cross sectional area 25 sqmm 3.5 core. |
| 99 | All as per ser item No 89.00 above but of cross sectional area 16 sqmm 4.0 core. |
| 100 | Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundations etc. or for shafts, well cess pits, manholes,pier holes, laying of pipe and cables etc. but not exceeding 10 sqm on plan including dressing/trimming sides and levelling/grading & ramming bottom of excavation and getting out in any type of soil complete all as specified. |
| 101 | Returning, filling in excavated approved soil, including spreading, leveling, watering and well ramming in layers not exceeding 25cm each complete as specified and directed by Engr - in - Charge. |
| 102 | Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point completeas specified and directed by Engr - in - Charge. |
| 103 | Material and labour for river sand, washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable including spreading and levelling complete as specified and directed by Engr - in - Charge. |
| 104 | M&L laying well burnt old sizebricks, sub class "B" bricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection all as specified. |
| 105 | Supply and errection FIRST AID BOX made out of alluminium of size 250 x 150 x 200 mm appxwith locking arrangement with lock complete as per specified and directed by Eng-in-charge. |
| 106 | Supply and fixingof GI tubing, light grade, 100 mm bore with all fitting laid in trenches / pole / wall for protection of cables in repairs complete.Make - TATA / ZINDAL |
| 107 | M & Lfor Cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate in foundations, filling and mass complete all as specified and direct by Eng-in-charge. |
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