WBPHED /EE/AMD/NIeT-11 of 2024-2025/1

Amount

Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m In ground floor including roof:

Upto 150 mm thick

Supply and delivery of following spares at site to repairing Gaseous Chlorination system:-

1'' PVC Double Union type Ball Valve.(Make- Approved Make)

½'' PVC Double Union type Ball Valve. (Make- Approved Make

1" PVC Male Adaptor Brass Threaded - MABT (SCH 80) (Make- Approved Make)

1½" x 4" GI Nipple

1½" x 1¼" GI Reducing socket

1" x 1¼" MS Bush

10 Sq.mm x 1 C PVC flexible copper cable

110 mm , PN-6, PE 100 HDPE pipe

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories,specials viz. socket, bend, tee, union, cross, elbow, nipple,longscrew,reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads,fitting, fixing etc.complete in all respect including cost of all necessary fittings as required,jointing materials and two coats of painting with approved paint in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately)(To making whole chlorine dosing network)

25 mm dia(For Exposed Work)

32 mm dia (For Exposed Work).

25 mm dia(For Underground Work)

32 mm dia (For Underground Work).

25 mm dia (For Concealed Work)

Repairing of the suction point for booster pumps by removing the clamping system and taking out the old damaged nipple and replacing the same with newly supplied materials.

Add. GST@18%

Add. Cess@1%

B T PROJECTS PRIVATE LIMITED

M/S. Sajahan Chowdhury

WEST BENGAL ENGINEERING CO.