Providing and laying new PPR main supply pipe line from storage tank at Power House to Sheel Tikrey and Last Barrack along NH-4 at Sitanagar village under SD-V, CD, APWD. Diglipur

Amount

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge :

Above 40 mm nominal bore

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. External work

PN - 10 Pipe, 110 mm OD (SDR-11)

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

40 mm nominal bore

65 mm nominal bore

80 mm nominal bore

Painting G.I. pipes and fittings with two coats of anti-corrosive bitumastic paint of approved quality :

65 mm diameter pipe

80 mm diameter pipe

Providing and fixing G.I. Union in existing G.I. pipe line, cutting and threading the pipe and making long screws, including excavation, refilling the earth or cutting of wall and making good the same complete wherever required :

65 mm nominal bore

80 mm nominal bore

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) :

100 mm dia

Constructing masonry Chamber with C.C. 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. including necessary excavation, centering & shuttering, foundation concrete 1:4:8 ( 1 cement : 4 coarse sand : 8 graded stpme aggregate 40 mm nominal size) and 17 mm thick plastering inside & outside with cement mortar 1:4 (1 cement : 4 coarse sand )all complete as per standard design :

40x40x40 cm inner size

Re-laying of serviceable dismantled G.I. Including trenching and re-filling, after necessary scrapting and removed of rust etc as per the direction of incharge. External work.

65 mm dia nominal bore

80 mm dia nominal bore

Providing and fixing PPR flange with core (Stub END) including SLIP ON piece as per direction of Engineer-in-charge.

110mm dia metre

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.

110 x 110 x 110 mm nominal size

110 mm x 90 mm x 110 mm

110 mm x 75 mm x 110 mm

Mega Engineers and Builders

M/S M. R. D. CONSTRUCTION

M Abdul Hameed