WBPHE/AE/MMSD1/NIeT19OF202425

Supply and delivery of following materials at site :- Submercible pumping machinery directly coupled with submercible motor at 400 V (±10 %), 50(±3%) Hz. Matrial of construction:- Pump bowl : Housing: CI Pump/ motor shaft:- SS-410. Impeller :- Bronze/CS/SS. NRV size :- 65/80/100mm. Starting method :- DOL Speed :- 2900 rpm. Discharge (Q) - 12 m3/h Head(H):- 63 m (Test certificate, H & Q Characterstic curve should be provided at the time of delivery). Make- Approved nmake.

80mm Ф uPVC (standard type ) Column Pipe with both side threaded (8TPI) and one side socket and 'O' ring biax technology with wiring lock system non corrosive, high tensile having 9001 stadard. 3mtr. Long

1.5mtr. Long

Top adopter & Bottom adopter

Heavy type suitable dia & long M.S. Suspension clamp with necessary nuts, bolts & washer etc.

M.S. fabricated split type suitable tube well cover as per tubewell housing with a necessary clamping arrangement with including holes for column pipe, air pipe and cable entry etc.

Safety device for the above pump set by suitable M.S. cage with clamping arrangement and 1" dia. nylon rope as per required length including supplying nuts, bolts and other necessary materials as per direction of E.I.C.

102 mm dia pressure gauge having range 0-10kg/cm2 with 3 way brass cock, syphone and other necessary special as necessary.

80mm dia CIDF Non Return Valve conforming to I.S. : 5312, Part-I (P.N. 1.0)

80mm dia CIDF sluice valve (PN-1.0) As per I.S 14846

80 mm dia heavy type MS black Pipes (For Common Delivery header Pump under Sl No-1, along with necessary bends, specials, fittings, viz. flanges, bolts, nuts, gaskets , , MS Dismenteling joint, for connecting main pipe line etc. including providing MS/Brick/PCC support for laying of pipes & valves as reqd. to make the installation complete in all respect and as per NIT.

Withdrawing the existing submersible pump-motor set by chain pulley block arrangement after disconnection of power line and delivery pipe line as per direction of EIC.

Surging of existing tube well with chemical treatment and bucket wash (prior to use of compressor machine) and developing the tube well with compressor machine at least 3 (three) days at 8 (eight) hours per day till the yield is obtained at least by 75% of the total specified yield of the tube well (measured by 'V' notch tank) and draw down is within the permissible limit of 10% variation and water so obtained after such washing and developing will be free from sand and bacteria for which test report from the Public Analyst is to be obtained. (The rate is inclusive of all labour and materials including hire charges of tools and plants and cost of materials (a) For tube well from 40mm to 100mm top enlarged to have yield from 1500 to 3000 gallons per hour as per size and yield.

Incresseing the existing tube well Casing height up to a standard level as per direction of EIC. i)For Dia of 250mm.

Making platform of required size around T.W. with bricks, cement , sand stone chips etc(4:2:1) including plastering and net cement complete as per direction and entire satisfaction of the E.I.C.

Installation of the all items in Serial no – 4 to 9 and fitting fixing of above supplied items in all respect as per direction the cost includes supply and use of all required jointing and fixing materials and mending good for damages if any.

LED light fixture having pressure die cast Al. housing pot optical reflector and heat resistant toughened glass cover complete set. M.No-BRP409 LED115 CW SLA FG PSU GR V2 or Similar type. (Make Philips/equivalent model)

SUBHAM ENTERPRISE (BID ID -5735728)

RITESH AGARWALL (BID ID -5735708)