Providing Sewerage Scheme for Amb Town, Tehsil Amb, District Una, Himachal Pradesh

Excavation in foundation and trenches (For pipes and pits) up to all depths and in all classification of earth work such as pick work, jumper work, saturated soil including bailing or pumping out of water, blasting soft or hard rock or chiselling or wedging out of soft/hard rock , where blasting is prohibited, in all lifts including trimming and dressing of sides, levelling of beds to correct grade including shoring, strutting , planking, timbering and dewatering where ever required. Stacking usable and unusable material/soil seperataly and after laying, jointing and testing of pipes, returning the usable soil in 15cm layers by ramming and watering and then disposing of all surplus excavated soil/ unusable material as directed within all leads/ lifts including restoration of unmetalled surfaces to its original condition and including cost of diversion for traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per direction of the Engineer-in-charge.

Providing, Laying, jointing and testing in trenches centrifugally cast (spun) ductile iron pipes conforming to BIS 8329-2000 (latest with up to date amendments) in a length of 5.50 meters of following class and diameter with cement mortor lining in side duty ISI marked including cost of Tyton (push or joints) fittings including testing of joints and rubber gasket (SBR quality) conforming to IS-92820-1989 (Earth work in trenches to be measured and paid for separetely )

150 mm dia K7

250 mm dia K7

Providing and laying cement concrete 1: 4:8 ( 1Cement : 4 Sand : 8 graded stone agg. 40 mm nominal size ) and curing complete excluding cost of form work in foundation and plinth.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm so as to give a fairfinish I/c centring , shuttering , strutting and proping etc.with wooden battens and ballies, height of propping and centring below supporting floor to ceiling not exceeding 4m and removal of the same for insitu- reinforced concrete & plain concrete work in :-

Vertical surfaces such as walls (any thickness), partitions and the like including attached pillasters, buttress,plinthand string courses and the like.

Flat surfaces such as soffits and suspended floors, roofs landings and the like floors etc. up to 200 mm in thickness.

c) Edges of slab and breaks in floors and walls under 20 cm wide.

Providing and laying cement concrete 1:1.5:3 (1cement:1.5 sand : 3 graded stone aggregate 20mm nominal size) and curing complete excluding cost of form work and re-inforcement for reinforced concrete work in: