Cleaning of septic tanks, manholes and sewage line at Chieswema Grn of 45 Assam Rifles.

Cleaning of septic tank, including opening/closing of cover and pumping out the liquid waste and sewage by mechanical or mannual means and removing the complete sludge from the tank, trenching & burried into the ground, covering with earth as per direction of Engr-In-charge including cleaning and wash away all the waste complete for 50 users capacity.

Cleaning of septic tank, including opening/closing of cover and pumping out the liquid waste and sewage by mechanical or mannual means and removing the complete sludge from the tank, trenching & burried into the ground, covering with earth as per direction of Engr-In-charge including cleaning and wash away all the waste complete for 100 users capacity.

Cleaning of septic tank, including opening/closing of cover and pumping out the liquid waste and sewage by mechanical or mannual means and removing the complete sludge from the tank, trenching & burried into the ground, covering with earth as per direction of Engr-In-charge including cleaning and wash away all the waste complete for 25 users capacity.

Dismantling C.I or asbestos rain water pipe with fittings and clamps including stacking the material with 50 metres lead : 100 mm dia pipe.

Dismantling C.I or asbestos rain water pipe with fittings and clamps including stacking the material with 50 metres lead : 150 mm dia pipe.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes.110 mm diameter

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

Making soak pit 2.5 m diameter 3.0 metre deep with 45 x 45 cm dry brick honey comb shaft with bricks and S.W. drain pipe 100 mm diameter, 1.8 m long complete as per standard design. With common burnt clay F.P.S. (non modular) bricks of class designation 7.5