Augmentation of water supply from Khudirampur Bridge to Khudirampur Ward No. 3 and 4 up to Anganwadi -II at Khudirampur under SD-V, CD, Diglipur

Amount

Providing and fixing 3 layer PP-R (Poly propylene Random copolymer) pipes confirming to IS:15801 UV stabilized & anti - microbial fusion welded, having thermal stability for hot & cold water supply, including all PP - R plain & brass threaded polypropylene random fittings, including trenching, refilling & testing of joints complete as per direction of Engineer-in-Charge.

PN - 10 Pipe, 63 mm OD (SDR-11)

PN - 10 Pipe, 90 mm OD (SDR-11)

Providing and fixing PPR Unions

PPR Union 63m

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :

50 mm nominal bore

80 mm nominal bore

Providing and fixing gun metal non- return valve of approved quality (screwed end)

80 mm nominal bore Horizontal

Providing and fixing C.I. double acting air valve of approved quality with bolts, nuts, rubber insertions etc. complete (The tail pieces, tapers etc if required will be paid separately) :

80 mm dia

Provding and fixing PPR flanged with Core (STUD END) including SLIP ON Piece in joint including testing of joint as per direction of Engineer-in-charge.

Making connection of PPR distribution branch with PPR main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :

90 mm x 63 mm x 90 mm

Constructing masonry Chamber with CC 1:3:6 (1 cement :3 coarse sand :6 graded stone aggregate 20 mm nominal size) 100 mm thick wall for gate valve/stop cock, with top cover 4 mm thick M.S. sheet with required hinges fixing etc. i/c necessary excavation, centering & Shuttering foundation concrete 1:4:8 ( 1 cement:4 Course sand :8 graded stone aggregate 40 mm nominal size) and 12 mm thick plastering inside & outside with cement mortar 1:4 (1 cement : 4 coarse sand), all complete as per standard design: a) 40x40x 40 cm inner size.

N.C. ENTERPRISES

The Reef Constructions

M/S M. R. D. CONSTRUCTION

SHANKAR CHANDRA BISWAS

Dhananjay Biswas

Mega Engineers and Builders