PROVN OF POWER SUPPLY AND OTHER PRE-PRQUISITES FOR CONSTR OF PVMS NO. 250122, 64 SLICE CT SCAN AT B BLOCK OF BASE HOSP BARRACKPORE UNDER GE BARRACKPORE

Amount

Supply,Install,Testing and Commissioning of step down transformer voltage rating HT11/0.433 KV,out door type of capacity 315 KVA, LEVEL 3, 3 Phase,4 Wire,50 Hz, 5 star rating, oil cooled, core type, floor mounted, Delta/star connected maximum losses as defined in vector group DYN 11,Double copper wound ONAN manual type off load tap changing facility on HT side to vary secondary voltage from minus 7.5 % to plus 7.5 % in steps of 2.5 % continuous rating of capacity 315 KVA incl cable box on both HT & LT side .The transformer shall be completed with all standard fittings and accessories, guages,first fill transformer oil as as per indication level etc and confirming to IS :1180 and fittings and accessories of transformers shall confirm to IS 3639-1996 as amended and duly mounted on rollers as per load bearing capacity of transformer and the transformer shall have the following fittings/accessories fitted complete all as specified and directed. (a) Rating plate and terminal marking plate of HT/LT sides. (b) Two earthing terminals for body earthing and two additional for neutral brought out on a bushing. (c) Lifting Lugs. (d) Dehydrating silicagel breather. (e) Oil level indicator with minium and maximum marking. (f) Cooling Radiator. (g) Thermometer pocket. (h) Drain valve with plug or cover plate. (i) Conservator tank. (j) Oil filling hole with cover including funnel. (k) Air release device. (l) Thermometer 100 mm dia/stem type with metal guard having maximum temperature indication with resetting devices for transformer. (m) Winding temperature indicator. (n) Air release device for transformer Note 1:- Information plate /Technical data plate as laid down in para 15.2 and 15.3 as per IS.

Supply, laying & testing 11 KV (Earthed) grade cable XLPE insulated, screened, PVC bedded,galvanized steel strip or wire armoured, electric power cables (heavy duty ) with stranded aluminium conductor,11000 volts earth grade, of cross sectional area 95 sq mm 3 core complete all as specified and directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and directed. Make: Raychem/M-Seal/Denson

Material and labour for steel tubular swaged poles complete with cast iron base plate,finial taper plug, bolts ,nuts screws as specified type 410 SP-55, 11 metres long for fabricating of 2 pole structure on 11 meter with two coats of red oxide two coats of silver paint for all iron channel/Angles and necessary bracings supports and includng complete all as specified and directed.

Material and labour for cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending colt or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of red oxide primer coat and two coat of aluminuim paint all as specified and directed.

M & L for Lightning arrestors explusion type complete with all fittings, transmission class, discharge capacity 65 kilo amp 11 KV

Supply and fix in repair 11 KV out door type Air Break gang operated device of rating 400 Amps, triple pole, vertical type,mechanically operated, mounted on HT insulators and steel channel frame with operating machanism worked from ground level with GI tubing 25 mm dia medium grade with operating handle and locking arrangement including seven lever navtal lock and providing ACSR conductor jumpers duly crimped with lugs, connecting to existing 11 KV supply and testing complete all as specified and directed.

Supply and fix drop out fuse unit expulsion type for air break gange operated switch single pole mounted on and including insulators for 11KV working pressure fixed to and including MS channel with nut,bolts and washers etc, synthetic bounded fuse carrying tube complete with line taps and suitable for current carrying capacity upto 50Amps and testing complete all as specified and directed. (Make:- Jaipuriya Brothers /RAMCO/ Atlas /Elpro /ECE /Pactil /Oblum)

Material and labour for PCC (1:4:8), type D2, (using 40 mm graded stone aggregate) for making good cutting portion, mass concrete, filling of foundations etc including necessary use and waste of form work complete all as specified and directed

M&L for pin type porcelain ,vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one iron nut ,150 mm height,150 mm dia for 11000 volts grade complete all as specified and directed

Material and labour for PCC (1:3:6), type C2, (using 40 mm graded stone aggregate) for making good cutting portion mass concrete, filling of foundations etc including necessary use and waste of form work complete all as specified and directed

Material and labour for XLPE insulated, LT armoured electric cable with aluminium stranded conductor 1100 volts grade ,cross-sectional area 400 sqmm, 3.5 core laid in trenches/pipes/ducts/walls with necessary cable lugs and glands, nuts, bolts and washers etc and testing complete all as specified and directed.

Material and labour for XLPE insulated, LT armoured electric cable with aluminium stranded conductor 1100 volts grade ,cross-sectional area 240sqmm, 3.5 core laid in trenches/pipes/ducts/walls with necessary cable lugs and glands, nuts, bolts and washers etc and testing complete all as specified and directed.

Material and labour for XLPE insulated, LT armoured electric cable with aluminium stranded conductor 1100 volts grade, cross-sectional area 50 sqmm, 3.5 core laid in trenches/pipes /ducts/walls with necessary cable lugs and glands, nuts, bolts and washers etc and testing complete all as specified and directed.

Material and labour for Earthing complete with galvanised steel earth plate electrode 600mmX 600mmX 6mm thick buried directely in ground vertically ( earth pit not less than 2.25 metres deep below ground level) with top edge of plate not less than 1.5 metres below ground level, connected to and including galvanised iron strip of size 32 X 6 mm from earth electrode to test point/equipment or up to 7.5 metres whichever is less by means of GI bolts, nuts, check nuts and washers all as per electrical plate No 3 of SSR Pt-I and GI watering pipe of 20 mm dia medium grade,GI funnel with wire mesh,including charcoal, salt packed all around the earth electrode plate in layers,PCC earth pit chamber (1:3:6) type C1, RCC cover (1:2:4) type B1, including excavation/earth work in any strata and returning filling, removal of surplus soil and testing for required value complete all as specified and directed.

Supply, installation, testing and commissinoning LT Feeder Panel of size 1500 x 1200 x 800, 3 phase ,4 wire ,415 volts, AC ,50Hz ,outdoor type, , floor mounted, free standing, dust and vermin proof, air ventilation made out of 3.15 mm thick CRCA sheet and suitable sized angle iron and flat duly powder coated and any manufacturer shall be followed CPRI norms and as approved by GE.Panel shall have front and rear opening,locking arrangement, cable alleys, bus bar chamber and switch gear compartment ,hinged door with rubber gasket, bottom cable entry holes for incoming and out going cables, earthing terminals, affix danger notice plate,aluminium bus bar duly covered with heat shrink sleeves colour coaded duly fixed on DMC/SMC insulators, housed in a separate bus bar chamber,see through glass and control wiring with copper conductor cables of adequate size and length,incoming and outgoing MCCBs shall have extended bus bar links and civil work/PCC foundation as per site requirement and removing of old unserviceable item from existing location after disconnecting of existing cables complete all as specified and directed including comprising of following:- (a) MCCB 630 Amps,FP, 36KA,415 volts,50Hz-01 No. (b) MCCB 400 Amps,FP,36 KA,415 volts,50Hz- 01 Nos. (c) MCCB 250 Amps, FP 36 KA 415 volts, 50 Hz-02. (f) Digital voltmeter,with VSS -01 set. (g) Digital, Ammeter,with CTs & ASS-01 set. (h) LED phase indication lamps RYB-01 set. (j) Aluminium bus bar TPN 800 Amps rating -01 set. Make of LT panel :- BCH Electrical Limited /ROYCO Engineering or equivalent in any manufacturers as per CPRI norms followed and as approved by GE. Note:- The contractor shall be responsible for factory inspection and drawings (General& circuit lay out drawings ) as approved by the Accepting Officer/Engineer -in-charge before procurement.

Supply, installation, testing and commissinoning LT Feeder Panel of size 1300 x 1300 x 1300 x 500MM, 4 wire ,415 volts, AC ,50Hz ,outdoor type, , floor mounted, free standing, dust and vermin proof, air ventilation made out of 3.15 mm thick CRCA sheet and suitable sized angle iron and flat duly powder coated and any manufacturer shall be followed CPRI norms and as approved by GE.Panel shall have front and rear opening,locking arrangement, cable alleys, bus bar chamber and switch gear compartment ,hinged door with rubber gasket, bottom cable entry holes for incoming and out going cables, earthing terminals, affix danger notice plate,aluminium bus bar duly covered with heat shrink sleeves colour coaded duly fixed on DMC/SMC insulators, housed in a separate bus bar chamber,see through glass and control wiring with copper conductor cables of adequate size and length,incoming and outgoing MCCBs shall have extended bus bar links and civil work/PCC foundation as per site requirement and removing of old unserviceable item from existing location after disconnecting of existing cables complete all as specified and directed including comprising of following:- (a) Manual Change Over 400 Amp 4P (Open Exeution) - 1 No. (b) MCCB 400 Amps 4P, 36 KA - 2 No. (c) Outgoing MCCB 400 Amp 4P, 3 KA - 1 No. (d) Digital Amp + voltmeter -01 set. (e) MCB 6 Amp, SP 10 KA for protection - 3 Pcs. (f) LED indication lamps RYB-03 set. (g) Metering CT's 400/5 Amp -3Pcs Make of LT panel :- BCH Electrical Limited /ROYCO Engineering or equivalent in any manufacturers as per CPRI norms followed and as approved by GE. Note:- The contractor shall be responsible for factory inspection and drawings (General& circuit lay out drawings ) as approved by the Accepting Officer/Engineer -in-charge before procurement.

M & L for brick sub class 'B' 250mm x 115mm x 75mm and laid in trenches as in protection of UG cable complete all as specified and directed.

Sand cushioning / filling under floors or in foundations including watering and consolidation complete all as specified and directed.

Excavation in trenches not exceeding 1.5 mtr wide and not exc 1.5 mtr depth for laying of cables, pipe lines, protection pipes and foundations etc and getting out in soft loose soil complete all as specified and directed.

Returning, filling in soil including spreading leveling watering and well rammimg in layer n exc 25 cm complete all as specified and directed

Removing excavated soil not exc 50 mtr ant depositing where directed at a level not exc 1.5 mtr above the starting point all as specified and directed

Material & labour for GI pipe, 100 mm bord "light grade" laid in trenches/ floors/on, pole/road for cable protection with all fittings complete all as specified and directed .

Boaring holes horizontally under road without damaging the surface of road (minimum 1.0 Mtr bellow the road surface) with the help of GI tubing of any dia not exc 80mm dia for passing of UG cable all as specified and as directed.

Surface dressing n.exc 15 cm deep soft/loose soil complete all as specified and directed

M&L for PCC (1:4:8), type D-2 (using 40mm graded stone aggregate) as in foundations, filling and mass concrete including necessary form work complete all as specified and as directed.

M & L for brick work with subclass `B' bricks, straight or curved on plan exc 6 m mean radius built in Cement Mortar (1 : 6) complete all as specified and directed.

M & L for broken brick bats hardcore 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.

M & L for 100mm thick plain cement concrete (1:3:6), type D2, (using 40mm graded stone aggregate) maintaining panels as in sub-base complete all as specified and directed.

M & L for 50mm thick plain cement concrete (1:4:8) type D2,(using 40mm graded stone aggregate) maintaining panels as in sub-base complete all as specified and directed.

M&L for 100 mm thick cement concrete (1:2:4) type B-1, (using 20 mm graded stone aggregate) with metallic hardener and finishing cement concrete surface even and smooth using extra cement complete all as specified and directed

M&L for rendering 15 mm thick plastering on fair faces of brickwork surfaces in cement mortar (1:6) making smooth and even surfaces without using extra cement complete all concrete surfaces as specified and as directed.

M&L for preparation of new plastered surfaces of wall and applying two coats of cement base paint complete all as specified and directed.

Excavating in post holes (or similar holes) each n.exc 0.5 cum, getting out soft/loose soil, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance n.exc 50 m and making good surface all as specified and directed.

S & F Angle iron Posts and struts in fencing including embiding in concrete, cutting tops to shape as directed, drilling holes, notching for wire etc including MS flat iron fillets and MS Nut and bolts including all necessary drilling, bolting, welding or riveting, etc and similar work conforming to Fe 290 Gde E-165 all as specified and directed.

S & F 10 mm dia mild steel round bars as in line bars or hooking at one end fixed independently with chain link fencing or fixed the wire mess as strengthening bar including welding and binding etc all as directed and specified.

Supply only Chain link MS Galvanised Fencing any size or type complete all as specified and directed.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc including provision of binding wire and all specified and directed.

M & L for preparation of new steel surfaces of any description not exc 10 cm width or girth and applying two coats of synthetic enamel paint of approved shade over one coat of red oxide primer not otherwise described including rubbing out and cleaning rust on new steel surfaces complete all as specified and as directed.

Supplying and laying reinforced precast concrete cable cover class HV, Type 1,flat, size 300mm x180 mm x 40 mm for protection under ground HT cable complete all as specified and directed

Supply and fix Voltage stabilizer for automatic operation, three phase, naturally oil cooled, indoor type & designed for input variation between 300V to 480V with output voltage stabilized at 415 with accuracy+2.5% and speed of correction 8 Volts per second and of capacity 200 KVA complete all as specified and directed.

Surface excavation n.exc 30 cm deep and averaging 15cm deep and getting out in soft loose soil complete all as specified and directed.

M&L for Brick work with sub class ‘B’ bricks straight or curved on plan exc any radius in half brick thick built in cement mortar (1:4) all as specified and directed.

M&L for broken stone or boulders hardcore guage n.exc 63 mm , deposited, spread and levelled in layers n.exc 15 cm thick, watered and rolled / rammed to a true surface complete all as specified and directed.

M&L for 75 mm thick cement concrete (1:4:8) type D-2, (using 40mm graded stone aggregate) as in sub base of footpath complete all as specified and directed.

M&L for 80mm thick Machine pressed precast concrete interlocking paver block any shape and size with grey cement and pigment with glossy finish confirming to IS-15658-2006 of M-40 Grade laid over complete all as specified and directed.

M&L for plain cement concrete (1:2:4) type B-1, (using 20mm graded aggregate) in kerbs , copings rounded or chamfered on edges , finishing top surfce even and smooth without using extra cement as in path side strips incl of form work of side complete all as specified and directed.

S&F framed work such as grills, gratings etc with ends bars shouldered and riveted or forged into spikes, framed guard bars etc conforming to fe-290, Gde-E-165 complete all as specified and directed

M&L for preparation of new steel surface over 10 cm with or grith and applying two coats of synthetic enamel paint over a coat of redoxide complete all as specified and directed.

M&L for preparation of newly plastered surface and applying two coat of cement base paint over one coat of alkali resistant primer complete all as specified and directed.

M&L for rendering 15 mm thick in CM (1:4) on fair faces of brick or concrete surfaces finished even and smooth without using extra cement including water proofing compound complete all as specified and directed.

M&L for providing pre cast cement concrete (1:2:4), type B1, (using 20 mm graded stone aggregate) as in cover slab for manholes etc, set in cement mortar (1:4) complete all as specified and directed.

M&L for mild steel bars 10 mm dia and over, cut to length, bent to shape required including cranking, bending spirally for hooping for columns hooking ends and includig MS wire not less than 0.9 mm dia or securing with clips complete all as specified and directed.

-do- Item No-53 but 6 mm to 8 mm dia

M&L for cement concrete (1:2:4) type B1, (using 20 mm graded stone aggregate) as in benching inside manhole complete all as specified and directed.

S&F LLDPE Septic tanks, for 30 users, on site LLDPE septic tank designed to carry sewage and sullage water, excavation in any type of soil, PCC (1:4:8) below foundation, Vent shaft, connection etc, complete for fixing in any type of including connection etc vent shaft complete upflow filter including media. etc, complete as specified and directed.

M & L for Soakage wells of size 2.40 Mtr dia x 3 mtr deep, including excavation in any type of soil, foundation in PCC (1:3:6), type C2, walls of honey combed masonry with top ring of concrete including intercepting chamber and screen chamber made of Brick masonary in CM (1:4) , RCC cover slab / SFRC cover, interconnecting pipes of RCC/DWC complete, filled with brick bats complete as specified and directed .

M&L for Cement concrete (1:2:4) type B0 (using 12.5 mm graded stone agg) as in coping, bed plates, kerbs etc including weathering, slightly rounded or chamffered angle and throating including necessary form works and finished surfaces fair and even with using extra cement all as directed.

M&L for DWCPE (SN8) 180 (OD)/163(ID) mm diameter Pipes, laid on 150 mm thick bed of PCC(1:3:6),type C2, with excavation in any type of soil, including manholes/drop manhole of standard size made of Brick masonry/ RCC/Precast RCC with SFRC ventilating cover and frame complete to make sewer line functional for depth 0.70-1.65m complete all as specified and directed .

S&F 110mm PVC (SWR) pipes singles socketed , in any length with rubber ring joints, laid in trenches or in floors complete as specified and directed

S&F 110mm PVC (SWR) pipes singles socketed , in any length with rubber ring joints, fixed on walls complete as specified and directed

S&F PVC (SWR) bends any radius 110mm complete as specified and directed

S&F PVC (SWR)Junction single )single T) equal or unequal any radius 110mm complete as specified and directed

S&F PVC (SWR) bent cowl 110mm complete as specified and directed

Supply only Liquid water proofing compound.

Ultimate Solution Company

SOMIK DAS

ChakrabortyTraders