Miscellaneous repairing works at P.H-No.-II under Nischintapur water supply scheme in Tehatta-I Block of Nadia District.

Amount

Part A-Pumping Machinery and allied works

Withdrawing the Existing P/M set(incompatible with the present demand) including column pipes by necessary manpower and tools & plants after disconnecting all the electrical/mechanical connections as per direction of EIC (Tube well one no Inside the pump house arrangement of derrick).

Dismantling and taking out all the defective and inoperative accessories(viz.panel,change over,main switch,pump,motor,vs,cable,actuator valve,pipe and special,chlorine m/c and tank,gauges etc.)from the existing postion after disconnecting all the electrical /mechanical connection as directed.

a) Supply & delivery at site the submersible pump directly coupled with 3 phase , 50 cycle water cooled submersible Motor for installation as per following specification:- Pump:- Discharge of clear water (Q)= 36 m3/hr Total Head (H)= 49 M MOC:-Impeller: G.M/Bronze/SS SHAFT : (SS) Outlet size : 65 mm/80 mm/100 mm (Preferably 10 HP) PUMP EFFICIENCY IN PERCENTAGE : Minimum 65. Motor-Submersible type, 3 Ph, 50 Hz AC, 415V ± 10%, wet type winding, RPM- 2900 (Test Certificate , Curve chart & MOC to be submitted at the time of delivery) P/M set should be compatible for accomodating into the tubewell housing of 150 mm dia.

b) Supply and delivery of 2.5 sq.mm., 3 core, 1.1 KV grade, PVC, water proof flat submersible cable suitable for above pump set .

c) Supply , delivery and Installation of 100mm dia 0-10 kg/cm2 range wall mounted pressure gauge complete with brass stop cock.

Making suitable size pump foundation base with supplying cement, sand, stonechips etc. in the proportion of (1: 2: 4 ) including plastering, neat cement finish etc. complete as per direction of E.I.C. inside pump house (Size :-1.00 mtr. X 1.00 X 1.38 mtr. ) The above base of tubewell is to be made with 250mm. thickness brick wall on all sides with 200 mm. thick C. C. slab on top including plastering and neat cement finishing.(for T/W-2)

Installation of above supplied P/Machinery along with coloum pipes, safety device , submersible cable etc. as per direction. This cost includes the cost of interconnection of submersible cable with starter through conduit pipes as required and also concealed manner in the floor including cutting & mending damages of floor as required, as per direction. Inside pump house:- (This cost includes arrangement of Chain pully and drawing of cable and supplying of lifting tools & accessories.)

Add GST@18%

Add Cess@1%

AMIT DAS

P. K. ENTERPRISE