Repalcing of damaged pipeline

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 :

15 mm to 40 mm nominal bore

Above 40 mm nominal bore

Providing and fixing 3 layer PPR (Poly propylene Randomcopolymer) pipes confirming to IS:15801 UV stabilized & antimicrobial fusion welded, having thermal stability for hot & cold watersupply, including all PPR plain & brass threaded polypropylenerandom fittings, including trenching, refilling & testing of joints complete as per direction of Engineer-in-Charge. External work

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

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

Providing and fixing PPR Unions

PPR Union 63mm

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

25 to 40 mm nominal bore

50 to 80 mm nominal bore

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

65 mm nominal bore

Supplying pig lead at site of work.

Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertions etc. (the tail pieces if required will be paid separately) :

100 mm diameter Class I

Providing and laying S&S C.I. Standard specials such as tees, bends, collars tapers and caps etc, suitable for flanged jointing as per IS : 1538 :

Up to 300 mm dia

K RUDRA MURTHY (BID ID -45224)

Mantu Mondal (BID ID -45209)