Providing underground drainage house service connections including diaphragm chamber for 750 nos in coimbatore corporation east zone ward no 55.

Amount

Dismantling the tiles / concrete using electrical / mechanical hydraulic breaker etc., complete as per the deriction off departmental officer

Earth work excavation in all kinds of soil including sand, silt, wet sand under water, black cotton, stiff black cotton, clay, hard stiff clay, hard red earth, murram, stoney earth, gravel and shale's etc. excepting all kinds of rock and boulders exceeding 0.014 cum. in volume including rough dressing and dumping the excavated materials away from work site manually within 50m initial lead and 2m initial lift as per the direction of Engineer-in-charge.

RCC Chamber

Brick Chamber

Pipe line

Cement concrete 1:4:8 (one cement, four sand and Eight aggregate) using 40mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted etc., complete complying with standard specification.

Fly ash Brick work in CM 1:5 (one cement & five sand) using size 9"X4 3/8"X 2 3/4" including finishing, curing, etc., complete complying with standard

Supplying and erecting SHUTTERING including necessary supports for plane surfaces such as RCC Bed Block, Lintel, Beam, Slab and Stairchase slab etc., in all floors using mild steel sheets of size 90cm X 60Cm and BG 10 stiffened with welded mild steel angles for boarding supported by Casuarinas props at suitable intervals etc., complete complying with standard specification and as directed.

Supply and fabrication of R.T.S rods in various dia including cutting bending placing in position and tying etc.,

Supply and fixing of FRC man hole cover Heavy Duty Square (228kg) 600mm x 600mm etc complete ., as per the direction of dipartmental officer

Reinforced Cement concrete 1:2:4 (one cement, Two sand and Four aggregate) using 20mm gauge hard broken granite stone jelly for All RCC items of work excluding centering, shuttering, and cost o reinforcement grill but including curing finishing etc., complete and also including fixing fixtures in RCC works wherever necessary as directed by departmental officer etc., complete. Chamber Size inner 0.45 m x 0.45 m

Supply and fixing RCC Pre Cast slab 100mm thick in CC 1:2:4 (one cement, two sand and four aggregates) using 20mm HBGS metal excluding cost of Reinforcement grill in position including moulding curing and finishing etc, complete as per standard specification.

Supply of 110 mm dia pvc pipe (6 Ksc) etc., complete as per the deriction off departmental officer

Laying and Jointing of 110 mm dia pvc pipe (6 Ksc) etc., complete as per the deriction off departmental officer

Supplying and fixing of PVC Nahini/Floor Trap with PVC grating 100x75 mm

Plastering in Cement Mortar 1:5 mix 20mm thick complete as per standard specification.

Plastering in Cement Mortar 1:5 mix 12mm thick complete as per standard specification.

Conveyance of Surplus earth from work site to City outer with average lead of 15 km

Add :- GST @ 18%