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| 1 | RWH |
| 2 | Providing and fixing P.V.C. Rain water pipes of 110mm outer diameter and having wall thickness of 2.2to2.7mm confirming to I.S.13592-1992 including proper rain water receiving recess with P.V.C. plug, bend, necessaryfittings, suchas, offsets, shoes, inluding fixing the pipe on wall using approved wooden cleats projecting 25mmto40mm from face of wall afixing with clips of approved quality and One Number,filing the joint using rubber gasket with solvent cement and properly resting the shoe of pipes on C.C.or masonry blocks,including necessary scaffolding and maintenance for 3yrs for any leakages or dislocations of pipes.All the P.V.C.fittings and additional 2 piece socket clips shall be got approved from engineer in charge etc. complete. |
| 3 | 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: 150 mm dia. RC.C. pipe |
| 4 | RWH-Shallow Percolation Pit providing, constructing 2.0m deep shallow depth percolation pit comprising of 1.0m dia pre-cast RCC rings,300mm thick side filling around outside of RCC rings(annular space)with 40mm size boulders including filling of percolation pit up to 0.5m depth(from bottom up)with 25-75mm clean washed gravels followed by 0.5m depth of 10-25mm of clean washed stones followed by 0.5m of washed river fine aggregate(natural sand/crushed sand VSI grade finely washed etc.)including netlon mesh between each gravel/fine aggregate(naturalsand/crushed sand VSI grade finely washed etc.)media layer including covering with RCC slab,manhole frame&cover,PVC rungs etc.including arrangement for inlet &outletpipe,excavation & backfilling as shown in the drawing.The rate shall beinclusive of all labour, material, wastage, scaffolding, transportation, taxes, including all leads,lifts at all levels.All material should be of approved make.All works complete as per thetechnical specification and direction of the Engineer in charge |
| 5 | RWH - Recharge Pit Providing and constructing recharge pit of 2.0m deep and 1.0m dia of pre-cast RCC rings with 6.5\" dia x 25m deepborewell at the floor of recharge pit including installation of combination of solid/perforated PVC casing pipe wrapped around with netlon mesh including 300mm thick side filling around outside of RCC rings(annular space)with 40mm size boulders including filling of recharge pit up to 0.5m depth with 25-75mm clean washed gravels from bottom up followed by 0.5md epth of 10-25mm of clean washed stones followed by 0.5m of washed river fine aggregate(natural sand/crushed sand VSI grade finely washed etc.)including netlon mesh between each gravel/fine aggregate(natural sand/crushed sand VSI grade finely washed etc.)media layer including covering with RCC slab,manhole frame &cover,PVC rungs,PVC end-caps,fittings etc. including arrangement for inlet & outlet pipe excavation & backfilling as shown in the drawing. The rate shall be inclusive of all labour, material,wastage, scaffolding, transportation,taxes,including all leads,lifts at all levels.All material should be of approved make.All works complete as per the technical specification and direction of the Engineer in charge. |
| 6 | Supply and fixing screen filter 3\"\" as per direction of Engineer-In-Charge |
| 7 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer-in - charge.1 :3:6 or richer mix |
| 8 | Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50m and lift up to 1.5m, disposed earth to be levelled and neatly dressed.All kinds of soil |
| 9 | Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m 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:Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia. |
| 10 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1 :4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size). |
| 11 | Brick work with F.P.S. bricks of class designation 75 in foundation and plinth in:Cement mortar 1:6 (1 cement: 6 coarse sand) |
| 12 | 15 mm cement plaster on the rough side of single or half brick wall ofmix:1:6 (1 cement: 6 fine sand) |
| 13 | Neat cement punning |
| 14 | 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. |
