WBPHED/AE/BMSD/NIeT- 10 OF 2024-2025/1

Amount

PART-A

Supply, delivery of clear water vertical wet type submersible pump suitable for bore well conforming to IS:8034(and as amended threreafter) with standard MOC for potable clear cold water and BEE 3 star ( Minimum) rated capable with a continuous rated-2 pole suitable wet type vertical squirel cage induction motor conformoning to IS: 9283(and as amended threafter) suitable for operation in AC Three phase 415V, 50Hz(category B motor) a) Discharge-17 M3/Hour at head of 27 Mtr

Supply, delivery and storage at site 80 mm dia M.S. E.R.W. column pipe, 4.85 mm thickness with both end threaded including one socket and threaded protector painted with anti corrosive paint

a) 1.5 Mtr. Long

Supply, delivery at site M.S fabricated T/W top cover (flange type)suitable for 200 mm dia tube well made of 12 mm thick M.S. plate with centrally welded 80mm dia M.S Socket(Heavy type) and 40 mm dia socket at side for 40 mm dia G.I. Pipe (for cable entry) & fitting fixing the heavy type G.I pipe specials & nut bolt including welding all joints and supplying all 80 mm dia shorts pieces, bends. flanges, sockets, enlargers etc. & 40 mm dia G.I. pipe, bend, union, joints, elbows as required for complete the job as per direction of EIC

Supply & delivery of M.S. suspension clamp with necessary nuts, bolts & washer etc suitable for 80mm dia pipe

Supply & delivery of 4 Sq. mm 3 core, submersible flat cable IS: 694 (for river site ) N.B- Purchase of all cables should be as per actual site

Supply delivey of M.S clamp suitable for holding 100 mm X 40 mm dia pipe. M.S. clamp made of 6 mm thick strip, with nuts & bolts for holding 40 mm dia PVC rigid cable protection pipe with 150 mm dia rising main as per direction. N.B- Numbers of M.S clamp should be purchased as per site requirement

Supply & delivery at site & storage CIDF single door swing check Non rising type NRV as per IS:5312 Part – I, (for individual L/L Pump) DN 80 mm (P.N.–1.0) rating (for Submersible delivery header)

Supply, delivery and storage at site of following L.T cables

10 sq. mm, 3 core, 1.1 kv, XLPE insulated Ar. Al. conductor cable Confirming IS:7098 (Part-1) 2011 a) 2 nos Sub mersible motor x 175mtr =350 mtr

Supply and delivery of 3 phase 3HP DOL starter relay range 3.8 to 6A. Make : Havels/L&T/ABB

Supply and delivery of out door 18SWG CRCA sheet steel fabricated cubical type Cable Termination Box size with inside fitted 16 nos Incomming & Outgoing terminals and hinged type front door, with painted powder coated anticorrosive paint as per IP 55 as per technical Specifications given in NIT Dimension: 600(H) X 450(W) X 300(D) For L/L cable at River Bank

PART-B

Installation & commissioning of all items mentioned as in 2 to 13 Exept Item no-11 including supply of all erection items, as required for installation of Submersible pumping machineris all valves, including supplying all necessary items i.e- nut & bolt wather rubber gasket, with painting, Finishing of cables for complete the installation as per Hydraulic standard & IE rules in compliance by engaging skilled technician all complete as per Technical specification and upto entire satisfaction of EIC.

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm. size of the trenches (W-600mm, D-1000mm L-300mtr)

Laying of 2 nos x 10 sq mm Al, Ar cable in an underground trench in single tier formation (horizontal), the trench size : W-600 mm x 1000 mm average depth, (ordinery without brick protection) and maintaining gap between minimum 400mm gap in between two cable also trench to be filled up with shifted soil, levelling up and restoring surface duly rammed as per direction of E.I.C

Fixing & laying of Cable along the lenth of River Bed 100mm dia GI delivery pipe line by the above supplyed M.S 35 mm x 6 mm MS Clamp as per direction of E.I.C i) 10 sq mm 3 core XLPE AL Ar cable

Making double Earthing arrangement in complience with I.E rules by G.I pipe electrode with G.I funnel (50mmx 3 mtrlong) direcrt ground with supplying and fixing of G.I earth busbar drawing of 25mmx 6mm G.I earth conductor between pits and as earth busbar inside the pump house and 20mmx 3 mm GI strips for continuty to different electrica; installation i.e main switch panel and feeder box etc and making suitable size earth pit etyc all complete. For MCC Panel

Earthing of cable jointing box with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts.incl GI bolts, double nuts, double washers . GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside)and CI hinged inspection cover of 36.56 cm x 35.56 cm with locking arrangement, and connecting the equipments body to earth busbar including S&F 20 mm x 3 mm galvanised strip By ISI-Medium GI pipe for Cable Jointing Box

Add: 18% GST

Add: 1% Cess

ABHIJIT MUKHERJEE (BID ID -6041667)

M/S NABIN GOPAL SENGUPTA (BID ID -6041660)