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| 1 | Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, 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 . All kinds of soil Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia |
| 2 | Providing and fixing of HDPE pipe - DN 200MM PN6 PE100 SDR 21 of Astral/Supreme/Berlia or equivalent make and manufacturer including cutting, welding, but jointing all complete as per direction of Engineer incharge.(a) 200mm dia pipe |
| 3 | Providing and fixing of HDPE pipe DN 200MM PN6 PE100 SDR 21of approved make and manufacturer including cutting, welding, but jointing all complete as per direction of Engineer incharge. (b) 250mm dia pipe |
| 4 | Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, 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 : All kinds of soil Pipes, cables etc. exceeding 300 mm dia but not exceeding 600 mm |
| 5 | Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete :600 mm dia. R.C.C. pipe |
| 6 | Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete :450 mm dia. R.C.C. pipe |
| 7 | Constructing brick masonry manhole (silt chamber type) inside size 120 X 90X 120 CM deep with FPS bricks of class designation 75 in cement mortar 1:4 (1 cement:4 coarse sand) 15 cm thick RCC top slab with 500 mm diameter clear opening in mix 1:2:4 (1 cement:2 coarse sand:4 graded stone aggregate 20 mm nominal size) inside plastering 12 mm thick cement mortar 1:3 (1cement:3 coarse sand) finished with a floating coat of neat cement andconcrete 1:2:4(1 cement:2 coarse sand:4 graded stone aggregate 20 mm nominal size) with neat cement punning inside the manhole complete as per standard design (depth shall be measured from invert level of pipe up to top of RCC slab and difference of 30 cm shall be kept between invert level of pipe and manhole including the cost of RCC manhole cover and frame500MM dia which shall be paid separately. |
| 8 | Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-in-charge.All kinds of soil |
| 9 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. |
| 10 | Constructing brick masonry circularroad Gully chamber of 560mm internal dia 60cm deep with FPS brick of class designation75 in cement mortar 1:4 (1cement :4 coarse sand ) over a bed concrete of 15cm. thick 115cm dia of mix 1:5:10 (1cement :5 Coarse sand :10 graded stone aggregate 40mm nominal size ) inside cement plastering 12mm thick with cement mortar 1:3 (1 cement :3 coarse sand ) finished with a floating coat of neat cement onwalls and floors including providing the reinforced Gully grating cover and frame of 560mm internal dia metre 840mm external dia metre amendments including finishing and embedding the frame in 15cm thick Cement Concrete 1: 2: 4 (1cement:2 coarse sand :4 gradedstone aggregate 20mm nominal size ) with gully grating complete as per direction and satifaction of Engineer -in -Charge. |
