Laying of new PPR pipeline at ward No.4

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. External work

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

PN - 10 Pipe, 75 mm OD (SDR-11)

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

Providing and fixing PPR Unions

PPR Union 63mm

PPR Union 75mm

PPR Union 90 mm

Constructing masonry Chamber 60x60x75 cm inside, cement concrete 1:3:6 for sluice valve, with C.I. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:1.5:3 mix (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20rnm nominal size ) , i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design :

With cement concrete 1:3:6 (1 cement , 3 sand 6 graded stone aggregate 20 mm nominal size .

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:

50 to 80mm nominal bore

Providing and fixing PPR Ball valve of approved quality

75 mm nominal bore

63 mm nominal bore

90 mm nominal bore

P MOHAMMED VASEEM (BID ID -46760)

Mega Engineers and Builders (BID ID -46832)

Prasur Electricals and Engineering Company (BID ID -46995)