Retrofitting of Water Supply Scheme Dembdulla tengen by way of providing, laying and fitting of pipes and construction of chain link fencing around structures , construction of earthen chain for WSS Dembdulla Tengen which includes maintenance for

Amount

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 min width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed:

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundation etc. Layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering lead upto 50m and lift upto 1.5

P/L of GI pipes complete with GI fittings excl the trenching and refilling etc ( external work) light class pipes 100mm dia pipe

80mm dia GI pipe

65mm dia GI pipe

50mm dia GI pipe

40mm dia GI pipe

25mm dia GI pipe

20mm dia GI pipe

15mm dia GI pipe

providing and laying of dry stone soling tightly hand packed on level

P/L in position specified grade of cement concrete in 1:4:8 mix ( 1 cement 4 coarse sand 4 graded stone agg)

1:2;4 ( 1 cement 2 coarse sand 4 graded stone agg)

1:3:6 ( 1 cement 3 coarse sand 6 gradedstone agg) walls

Reinforced cement concrete work in 1:2:4 ( 1 cement 2 coarse sand 4 graded stone agg)

Supplying at site Angle iron post & strut of required size including bottom to be split and bent at right angle in opposite direction for 10 cm length and drilling holes upto 10 mm dia. etc. complete.

centring shuttering incl strutting propping and removal of form work for foundation walls

walls/pillars

12mm thick cement plaster in 1:4 mix (1 cement 4 fine sand)

Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-in charge.

painting of two or more coats of enamel paint including priming coat of

steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Carriage of materials from source to dumping site of road by mechnical transport cement and steel average lead 15 kms average lead

sand for 20kms

20mm stone agg 20kms

40mm dia stone agg 20kms

stone soling 15kms

Extra carriage of materials by manual labour from dumping site to actual site of work cement for average lead of 100 mtrs

Extra carriage of materials by manual labour from dumping site to actual site of work cement for average lead of 1000 mtrs

steel 1000mt

sand 1000mt

bajri 1000mt

Bajri 1000mt

stone soling 1000mt

pipe from an average distance of 500mtrs

FAYAZ AHMAD KHANDAY