Military Engineer Services-MES has published Provision Of Connecting Path Near Bldg No. 370 And Stainless Steel Scrub Sink For Ot At 10 Afh At Af Station Under Ge ( Af ) Hasimara Provn Of Isolation Transformer Alongwith Hard Standing And Shed At 155 Sqn And Provn Of Connecting Path Near Bldg No. 3. Submission Date for this Tender is 10-02-2022. Transformer Supply Tenders in West Bengal. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 22-Jan-2022 | CORRIGENDUM TO TENDER | Other | 28-01-2022 |
| 2 | 28-Jan-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 04-02-2022 |
| 3 | 03-Feb-2022 | CORRIGENDUM TO CRITICAL DATES | Date | 10-02-2022 |
| Sl. No. | Item Description |
| 1 | Excavating in trenches, n exe 1.5m wide and n exe 1.5m in depth for foundation, etc or for shafts, wells, cesspits, manhole etc. n. exe 10 sqm on plan and n exe 1.5m in depth and getting out in soft/loose,soil complete all as specified and directed. |
| 2 | Removing excavated soil n exe. 50m and deposting where directed at a level n exe . 1.5m above the starting point complete all as specified and directed. |
| 3 | Returning, filling in including spreading , levelling, watering and well ramming in layers not exe. 25cm in soft/loose soil complete all as specified and directed. |
| 4 | Surface excavation n exe 30cm deep and averaging 15 cm deep and getting out in soft/ loose soil complete all as specified and directed.. |
| 5 | M & L for Brick work with sub class "B" bricks straight or curved on plan to any radius in half brick thick built in cement mortar (1:4) complete all as specified and directed. |
| 6 | M & L for 75mm thick plain cement concrete (1:2:4) type B-2,(using 20 mm graded stone aggregate )for path hard standing complete all as specified and directed.. |
| 7 | M & L for Forming 12mm thick expansion joints filled with pre- formed bituminous filler and top 30 mm primed and sealed with sealing compound, Grade "A"for 100mm thick concrete slab complete all as specified and directed.. |
| 8 | M & L for PCC (1:4:8) type D2 (using 40mm graded stone aggregate) in sub base under floor, filling and mass concrete complete all as specified and directed. |
| 9 | M & L for PCC (1:2:4) type B-1 (using 20mm stone graded aggregate) as in benching, copings, kerbs etc incl necessary from work complete complete all as specified and directed.. |
| 10 | M & L for 15mm thick cementplaster in CM (1.6) on fair faces of brick or concerte surfaces of wall and finished even and fair without using extra cement complete all as specified and directed.. |
| 11 | M & L for three coat of white washing on new plasteredsurfaces incl preparation of surfaces complete all as specified and directed. |
| 12 | S & F PVC (SWR)110 mm bore pipes, single socketed in any length with rubber ring joints, laid in trenches or in floors. |
| 13 | S & F 1200 x 650 x 1000 + 300mm (L X W X H + Splash back) size hand wash sink should be made out of 18/20 Guage 304 type stainless stell seamless welded, polished to mat finish including connecting to drainage and water points and making good cuttings wall. The wash station must be provided with auto taps (02 Nos) (Sesor & Foot operated both type), auto stainless steel liquid soap dispenser & hand dryer &. in build water ( with thermostatic controller to prevent accidental burning by only hot water)complete all as specified and directed. |
| 14 | Supply, installation, testing and commissioning ofIsolation transformer capacity 160 KVA three phase, 50 Hz, Copper wound, oil cooled, class of insulation A, metallic body duly powder coated designed for input voltage range 415 + 5% and output voltage range 415 + 5%, Ratio 1:1, Vector Group : Dyn 11, Delta-star, with Outdoor Enclosure/ Canopy headed IP 55 Protection class (CPRI Approved) with first filling of transformer oil of requisite die electric strength up to level, efficiency more than 95%, seperate neutral bushing shall be brought out for earthing, Potential difference between neutral to earth less than one volt with all standard fittings like digital tempeature meter, adequate number of cooling radiators, lifting hooks one set, Earthing termianl two Nos complete with overload / short circuit protection.tested on high voltage insulation test transformer varnished with fine grade in vaccum impregnation plant of size 160 KVA complete all as specified and as directed. Make : Volina/ AE / Aplab/ Andrewyule/ ITE Gurgaon. Note : Approval from CPRI for Enclosure/ Canopy headed IP 55 protection of any size/ type to be submitted to Engr-in-Charge. |
| 15 | Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 120 sq mm 3.5 core complete all as specified and as directed |
| 16 | Supply and laying double walled corrugated (DWC) HDPE duct pipe of 50mmdia conformingto IS,colour as approved by GE complete with fittings for cable protection complete all as specified and as directed. |
| 17 | Excavation in post holes (or similar holes) each n.exc 0.5cum getting out, returning,filling in & rammingearth or broken rubble mixed with earth around, in layers n . exc 25 cm in soft/loose soil, complete all as specified and directed. |
| 18 | M & L for plain cement concrete (1:3:6) type C2 (using 40 mm graded stone aggregate) in foundation filling and mass concrete complete all as specified and as directed. |
| 19 | S & F framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 complete all as specified and as directed |
| 20 | M & L forroof trusses (framed) trusssed, purloing, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc confirming to Fe 410-W(Gde-E-250 ) quality-A complete all as specified and directed. |
| 21 | S & F Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws as specified. |
| 22 | M & L for providing two coats of synthetic enamel paint (ist quality)over a coats of red oxide zinc chromeprimer on new steel surface after preparation complete all as specified and directed. |
| 23 | M & L Hardcore of broken stone or boulders of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and directed. |
| 24 | M&L for Brick work with sub-class `B" bricks, straight or curved on plan exceeding 6 M mean radius built in cement mortar (1:6) complete all as specified and directed |
| 25 | M&L for rendering 15 mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:4) and finished even and smooth without using extra cement complete all as specified and directed. |
| 26 | M&L for 75mm thick Plain Cement Concrete (1:3:6) TypeC2 ,(using 40 mm graded stone aggregate) inflooring, surface finished even & smooth without using extra cement complete all as specified and directed. |
| 27 | M&L for 100 mm thick Plain Cement Concrete (1:2:4) TypeB2 , (using 40 mm graded stone aggregate) as in hard standing, etc complete all as specified and directed. |
| 28 | M&L for preparation and applying two coats of cement base paint onplastered surface of wall over one coat of priming coat complete all as specified and directed. |
| 29 | M&L for earthing complete with galvanised steel / galvanised cast iron earth plate electrode 600 x 600 x6mm thick, buried directly in ground to a depth not less than 2.25 metre deep below ground level with top edge of plate not less than 1.5 M below normal ground level,surrounded with adequate qty of charcoal dust ixed with sath to a packed thickness of 15 cm all around the plate using GI strip 32 x 6 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected to equipent atanother end. GI earth strip encased in and including 40 mm dia GI "light grade" pipe from upper end of earth plate up to equipments , 20 mm dia bore GI pipe light grade as water pipe from earth chamber to upper edge of earth plate, test point, GI funnel,with wire mesh fixed on water pipe and PCC 1:2:4 type B-1 (Using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 50mm thick pre cast RCC 1:2:4 type B-1 duly reinforced with MS round bar as in lifting handles, excavation, earth work including including laying the GI pipe concealed in floor/wall all as described in electricalplate ofSSRPart- I, complete all as specifiedanddirectedandtestingon completion. Note:- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department complete all as specified and directed.. |
| 30 | Supply, fabricating, installing, testing and commissioning of Outdoor type LT feeder pillar box of suitable size factory fabricated, floor mounted double door, dust and vermin proof CPRI approved made out of 3.15 mm thick CRCA sheet mounting on 50x50x5mm Angle iron supports at the base duly painted with synthetic enamel paint and panel board with front and back opening and locking arrangement compete including finishing with two coats of powder coated paint of approved shade over one coat of red oxide zinc chrome primer including all busbar of copper bus Bar strip 40mm x 10mm for threephase 4 wire 415 Volts, 50 Hz, AC supply including suitable size copper conductor control wiring, necessary cable glands, lugs etc, proper arrangement for ventilation with and including the following accessories at 155 Sqm (a) INCOMING (i)MCCB 400 Amps AC 4 pole 415 Volt 50 KA breaking capacity as per IS/IEC 60947-2 & IEC 60947-2 with thermal magnetic release range 320-400 Amp- 01 Nos with suitable rotary extendable handle for operation of MCCB of Make : L & T Cat part No CM94103OOR1OG or equivalent in Schneider / Legrand/ ABB (b) OUTGOING (ii)MCCB 250 Amps, AC 4 pole 415 Volt 36 KA Breaking Capacity as per s per IS/IEC 60947-2 & IEC 60947-2 with thermal magnetic release range 250-320 Amp- 03 Noswith suitable rotary extendable handle for operation of MCCB of Make : L & T cat part No CM98403OOQOOG or equivalent in Schneider /Legrand / ABB (iii) MCB SPN 63 Amp - 04 of Make : L & T CatPart No BB20630B or equivalent in Schneider/ Legrand / ABB (iv) Digital voltmeter with selector switch with Suitable CT"s for incoming of Make : AE or equivalent in L & T /Schneider/ ABB (v) Digital ammeter with selector switch alognwith suitable CT"s for incoming andeach outgoing connection Make : AE or equivalent in /Schneider/ ABB (vi) Phase indicating lamp LED Type (R-Y-B) for incoming and each outgoing connections of Make : AE, L&T, Schneider shall be deducted from the total amount of BOQ to arrive at the contract sum. |
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