Repair and replacement of existing damaged sewer line near Holiday Home in TE Compound Shivpurawa Varanasi

Amount

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :

a) All kinds of soil

i) Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. : Internal work - Exposed on wall

a) 25 mm nominal outer dia .Pipes.

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design :

a) Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) :

i) With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Deduct for depth for manholes below depth of 450 mm.

a) Size 90x80 cm

i) With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and fixing square-mouth S.W. gully trap class SP-1 complete with C.I. grating brick masonry chamber with water tight C.I. cover with frame of 300 x300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design:

a) 100x100 mm size P type

i) With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and fixing U- PVC SWR soil and waste water pipes including jointing with seal ring etc all complete as per direction of E-In Charge

a) 110 mm diameter

b) 150 mm diameter

Constructing brick masonry manhole in cement mortar 1:6 (1 cement : 6 coarse sand ) , foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:4 (1 cement : 4 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design ,Inside size 45x60 cm .

Providing labour for Laying of bricks underneath and on sides of U- PVC SWR soil and waste water pipes for connecting manholes chamber all complete as per direction of E-in-C

Providing and fixing FTA/MTA in cpvc pipe 25 mm dia nom bore

SUDHANSHU BHUSHAN DIXIT