WBPHED/EE/AMD/NIeT-26 of 2024-2025/5

Amount

Supply and delivery at site of vertical submersible pumping machinery directly coupled with wet winding type suitable size submersible motor with following specification: Capacity 22 m3/Hr. at a head of 29 mtrs.,Motor submersible type-3.75KW/5 HP 3 phase,50 Hz±3%,415 Volt ± 6%, 2900 RPM as per Technical Specification. (DOL) (Make- Approved Make) (Test certificate and guarantee certificate is to be submitted at the time of delivery)

Supply delivery and storage at site 80 mm dia.1.5 mtr length ERW M.S. column pipe having thickness 4.85 mm,(as per IS 1239 Part-I Heavy Type) having 11 TPI thread at both end with one heavy type socket and painted by 2 coats of anticorrosive syntietic paint as per Technical specification.

Supply delivery at site 4 mm2 x 3 core 1.1 KV Grade flat submersible copper conductor cable. (Make- Approved Make)

G.I. Wire for cable binding.

Supply and delivery and storage at site 3 Core X 10 Sqmm Al.Ar. Cable , XLPE Insulated 1.1 KV Grade conforming to IS 7098(I). (Test certificate and guarantee certificate is to be submitted at the time of delivery) (Make- Approved Make)

Making straight through joint of 3 core 10 mm2 Al Ar Cable with flat submersible cable by supplying Ferrule,rubber and other necessary materials to make the joint leak proof.

Making straight through joint between 1.5 mm2 or 2.5 mm2(motor cable) and supplied 4 mm2 submersible copper cable for extension of motor cable up to required lengh by supplying necessary seal kit to make joints leak proof all complete as per direction.

Laying of 10 mm2 x3 core Al. Ar. Cable along the length of G.I. collecting line including fixing with supplied clamps, nuts and bolts at a suitable interval so as to prevent sagging of cable complete as per direction of EIC.(Panel to Kiosk+ Kiosk to RBTWs)

Supply and fitting,fixing of Star Type terminal at the kiosk box.

Making M.S. fabricated top cover of 200 mm dia river bed tube well by 12 mm thick M.S. plate with suitable dia holes on it for entry of 80 mm dia. M.S. Column pipe and for 40 mm dia. G.I pipe for copper cable and other necessary drilled holes on the peripheral surface of the top cover for fixing on the tube well flange including supplying and fixing of 80 mm dia. M.S. Heavy type socket and 40 mm dia. G.I. Socket on the holes of the top cover by necessary welding properly as per direction.

Laying of three cables above 35 sqmm and upto 185 sqmm in an under ground trench in single tier formation (horizontal) the trench size : 915 mm x 760 mm average depth with brick protection on the top of each cable with 8 nos. bricks per Mtr. and 4 nos. bricks per mtr. as separator between every two cables including filling the space between the bricks and cables and also the trench with shifted soil, levelling up and restoring surface duly rammed.

Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed.

Installation of submersible pumping machinery along with 80 mm dia. M.S. column pipe part by part in the newly sunk tube wells with an arrangement of derrick, lifting tackles, tools and plants etc. on hire basis and binding the vertical submersible cable with the column pipes properly and fixing M.S. Top Cover on the tube wells with supplying necessary Clamps made of 65 mmX 12 mm thick flat as per reqd length, nuts, bolts, washers etc. all complete as per direction.

Making inter connection of the pump delivery line from top cover of the tube well to laid pump collecting main line near the tube well at river bed with supplying and fixing of 80 mm dia. Heavy type G.I. bend, 80 mm dia. M.S. flange with necessary drill holes, 80 or 100 mm dia. G.I. short piece, 80 mm x 150 mm dia. G.I. reducer and other necessary G.I./M.S. specials as may be reqd as per site situation to complete the work including cutting pipes, making thread and welding the all joints properly if necessary and supplying necessary nuts bolts, washer, rubber insertion etc. to complete the work as per direction and testing & commissioning of the submersible pump as per direction E.I.C.

Add. GST@18%

Add. Cess@1%

M/S. SWAPAN BANERJEE (BID ID -5672264)

Premnath Mitra (BID ID -5702430)