SPECIAL REPAIR / REPLACEMENT OF BER DG SET AT BAMRAULI

Amount

Surface excavation not exceeding 30cm deep and average 15cm deep and getting out in soft/loose soil complete all as specified and directed.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5 deep and getting out in soft / loose soil complete all as specified and directed.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5 deep and getting out in hard / dense soil complete all as specified and directed.

Returning, filling in including spreading, watering and well ramming in layers not exceeding 25cm in soft / loose soil complete all as specified and directed.

Removing surplus soil to a distance not exceding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and directed.

Excavating in post holes each not exceeding 0.5 Cum in soft / loose soil, getting out, and removing surplus soil to a distance not exceeding 50 metre and making good surface complete all as specified and directed. Note :- PCC for filling shall be measured and paid for separately under respective item of this schedule.

Sand cushioning for under ground cable with locally available sand for protection of cable 8cm before laying cable and 15cm deep over the cable including spreading and consolidations, complete. Note :- Punned thickness will be measured and paid.

Material and labour hard core of guage not exceeding 63mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to true surface complete all as specified and directed.

Provide Cement concrete 1:4:8 type D-2 (Using 40mm graded crushed stone aggregate) in foundations, filling and mass concrete complete all as specified and directed.

Provide, plain cement concrete 1:2:4 type B-2, (using 40 mm graded crushed stone aggregate) as in mass concrete, sub base and foundation etc complete all as specified and directed.

Supply and lay sub class ‘B’ bricks (old Size) ,common burnt clay building bricks for cable protection laid length wise perpendicular to the axis of cable, abutting each other gap should not more than 10mm complete all as specified and directed. .

Material and labour mild steel work in tubular trusses, including special shaped washer etc complete using ERW or induction butt welded tubes conforming to I.S. 1161-1979 grade St.-240 complete all as specified and directed. Note :- Necessary design aspect shall be verified from GE before execution of this item at ground.

Material and labour pre painted galvalume aluminium zinc coating GI base trapezoidal profiel steel sheet 0.50mm thick (TCT) of an colour having minimum tensile strength of 550 Mpa as in roof covering, fixed with self tapping screws all as specified in particular specification. Note :- (i) Colour of prepainted sheet will be as approved by GE.

Material and labour 50 mm thick plain cement concrete, type B-1, 1:2:4 (using 20mm graded crushed stone aggregate, laid in bays, surface finished even and smooth using extra cement as in flooring. Note :- The unit rate quoted by contractor deemed to include the cost of glass dividing strip. (ii) Glass dividing strip shall be provided as specified in SSR Part II/Part I

Material and labour 75 mm thick plain cement concrete (1:3:6) type C-2 , using 40 mm graded crushed stone aggregate as in plinth protection laid in alternate panel not exceeding 3 metre surface shall be finished even and fair complete all as specified and directed.

Material and labour preparing new or previously untreated steel surfaces of any description not otherwise described over 10 cm width or girth and applying two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Preparing new or old untreated surfaces of wood or wood based materials, steel and iron work ends of posts, backs of chowkhats etc area not exceeding 0.10 square metre each and applying one coat of tar or coal tar black paint complete all as specified and directed.

MCCB, four pole, 415 Volt, 630 Amp rating, 50 KA ultimate breaking capacity fixed including necessary connection complete all as specified and directed. Note :- Legrand CAT No DPX 630 or equivalent model of make specified in appendix 'B' to particular specifications.

Earthing complete with galvanized steel earth plate electrode 600x600x6mm buried directly in ground (earth pit not less than 2.25 metre deep below ground level) with top edged of the plate not less than 1.5 metre below ground level connected to galvanized iron earth stip of size 32 x 6 mm by means of bolt, nut check nut and washer of galvanized iron or steel protected by galvanized iron pipe of 40mm bore medium grade, including funnel 20mm dia bore galvanized iron pipe medium grade for watering wire mesh, charcoal or coke and common salt in alternative layers all around the earth electrode compacted thickness 15cm including excavation and earth work, PCC 1:3:6 type C-2, CI pit cover, incl disposal of surplus soil to a distance n.exc. 50m , testing on completion, complete as shown in electrical plate No. 3 of MES, SSR Part-I. Notes:- (i)The concrete pit shall be made in PCC 1:3:6 type C-1, using 20 mm graded crushed stone aggregate 40mm thick precast cover slab of RCC (1:2:4), type B-1, using 20mm graded crushed stone aggregate with suitable MS handle in lieu of CI cover shown in electrical plate No 3 of MES SSR Part-I shall be provided. Reinforcement in RCC cover shall be of 8mm dia TMT bars laid @150mm c/c both ways. (ii) Item includes the cost of 7.5 metre GI pipe for protection of earth strip. Any variation in length shall be adjusted through deviation order. (iii) Item includes cost of 7.5 metre earth strips. Any variation in length shall be adjusted through deviation order. (iv) Earth plate electrode shall be surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides.

Supply, installing, commissioning and testing complete of manufacturer or OEM (Original equipment Manufacturer) manufatured and tested silent static Diesel Engine driven generating set capacity of delivering 400 KVA continuous rating, and at 10% overload for 1 hour (in 12 hours of operation), 415 volts, AC 3 phase, 4 wire system of supply, 50 Hz at power factor 0.8 minimum. The DG set shall consist of a diesel engine coupled directly to a matching alternator, and mounted on Dunlop metallastik foundation pads on a common base frame and thereafter installed in the CPCB approved acoustic enclosure complete with control panel standardised by manufacturer, fuel tank with mounting arrangement and inlet, outlet, return oil arrangement, flexible exhaust pipe complete all as specified and shall comprises of the following :- (i) Engine (prime mover) : Diesel engine 1500 RPM, of suitable BHP, fluid cooled, turbo charged, 12 Volts electric two number maintenance free batteries, complete with fly wheel and vibration damper, radiator and all standard fittings/fixtures as per standard manufacturing design practices and including suitable instrument panel with RPM meter, lubricant oil temperature and pressure gauge, water temperature gauge and freqency meter (digital type), battery charging ammeter and fuses, and also including self starter (24 V), battery charging alternator etc and complete with HWT & LLOP alarm and shut down safeties. (ii) Alternator : AC alternator, brushless, 415V, AC 50 Hz, 3 phase, 4 wire type, rated for continuous output of 400 KVA, PF 0.8, 1500 RPM insulation class 'H' enclosure SPDP (IP 23), self excited and self regulated with AVR for ± 1% voltage regulation, coupled directly/suitably to and to match the above engine.

(iii) Base plate : Made out of structural steel as per manufacturer's recommended design/specifications. (iv) Fuel tank : Capacity of fuel tank shall be as per manufacturer recommendation (minimum for 12 hours continous run) and provided with level indicator, drain plug, air vent float, gauge and fuel float switch. (v) Safeties : for high enclosures temperature and emergency shut-down from outside. 2 number, 180 AH, 12V lead acid batteries and adequate size copper conductor cable leads with terminals. (vi) Engine control panel : Made of 14 gauge CRCA MS sheet, dust and vermin proof, (protection class IP 41 or superior), duly fitted with the equipment/ metres specified in particular specifications. (vii) Automatic mains failure (AMF) control panel : fabricated from minimum 14 gauge CRCA steel sheet (including CPRI type certified), dust and vermin proof, protection class IP -54 suitable for 415 volts, 3 phase, 4 wire, 50 Hz, AC supply system with adequate layers of powder coating floor mounting type with front opening, and panel shall comprises of all necessary accessories as per Manufacturer or OEM including one number onload change over switch 630 Amps four pole 415 volts, 50 Hz with front operated rotary handle for by pass arrangement of electric supply to be fixed by manufacturer in AMF panel. (viii) Platform/Plinth/Base shall be provided as per manufacturers recommendations however minimum 1.00 metre space should be available all around the DG set and height of plinth shall not be less than 0.60 metre and for foundations and finishes refer as per drawing No : CE/ALD/TD-190, Sheet No. 1/1. (ix) Tool kit : Operation and Maintenance catalogue, 1 year spare part list, overhauling manuals, guarantee card etc shall be provided as per manufacturer standard practices.

Supplying, laying, testing and commissioning of XLPE insulated, PVC bedded, galvanised steel strip armoured, heavy duty electric cable with stranded aluminium conductor, 1100 Volts grade, connecting both end with suitable lugs of cross sectional area 300 sqmm 3.5 core, . Note :- (i) Excavation, earth work, sand cushioning, protection cover and pipe shall be measured and paid for separately under respective items of this schedule. (ii) Cost of Aluminimum thimbles / lugs and cable gland is included in unit rate quoted by contractor.

Horizontal boring of holes under road by trenches less technology using ultra sound technology with machine for laying 150 mm bore HDPE pipe without disturbing the road surface. Note :- (i) Boring shall be done upto 2.00 metre below the top surface of road / pavement / hard standing etc. (ii) Quoted rate deem to be included cost of HDPE Pipe 150 mm bore suitable for 0.4 mpa working pressure. (iii) During boring any obstruction met, another boring shall be carried out without any extra cost.

M/S ANKIT ENTERPRISES

MONA GENERATOR SEVICES PVT. LTD.

BRITE INDUSTRIES

Chauhan Associates

M/s NSA Engineering Corporation

M/s M A Traders

DKS ENGINEERING WORKS

M/S Garg Sons