Construction of Rain Water Harvesting

PREPARATION/CONSTRUCTION OF RECHARGE WELL

Transportation of drilling Rig machine.

Water supply charges for drilling.

Drilling of 350 mm dia bore from GL to approx. 50 Mt depth (bgl) in all type of soil strata containing sand, clay with kankar including all materials, labour & equipment etc.complete.

Development of tube/bore well by hi-capacity pump.

Supply and installation of 160 mm (6'') dia medium well PVC casing pipe (plain) superior quality confirming IS:12818-1992.

Supply and installation of 160 mm (6'') dia PVC ribbed screen superior quality including 2.0 m for Rechage Tank.

Supply and installation of 6'' size PVC specials like MS clamp, well cap/end cap, coupler etc as per site requirement.

Supply & filling of Pea Gravel around PVC pipe assembly at drilling site.

Supply & proving of Bentonite powder as per site requirment.

Supply & installation of 150 mm dia B-Class MS pipe with air vent system.

CONSTRUCTION OF RECHARGE TANK AND FILTER CHAMBER

Excavation in foundation in ordinary soil (Loam, Clay or Sand) including lift up to 1.50 m and lead up to 30 m (PWD Sl. 251)

Add to above item to every additional 30m lead or part of 30m or every additional 1.5m lift or part of 1.5m. (PWD Sl. 254)

Providing and laying cement concrete 1:4:8 (1 cement : 4 fine sand : 8 graded stone aggregate 40 mm nominal size) and curing complete, including cost of form work. In foundation & floors. (PWD Sl. 4.1.8)

Class-150 (Non Modular) brick work in 1:3 Cement & Coarse Sand mortar in foundation and plinth including supply of all material, labour and T&P etc. required for proper completion of the work. (PWD Sl. 6.8)

Providing and laying D.P.C. 40 mm thick with Cement concrete 1:2:4 cement coarse sand and girt and including water proofing material as directed by the Engineer-In-Charge. (PWD SI No. 4.10).

RCC work in 1:2:4 cement, coarse sand and 20 mm stone grit in slab etc. complete work with all material, labour and T&P as required. (PWD Sl. 5.13)

MS work in RCC slab including bending, binding and cutting for proper completion of work. (PWD SI No. 504). 8mm dia TMT Bars.

40 mm thick CC flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone of 20 mm nominal size) laid in one layer finished with floating coat of neat cement with all material, labour and T&P as required. (PWD SI. 11.3.1A)

20 mm thick plaster in 1:3 cement and coarse sand mortar finished with floating coat of neat cement etc. complete work with all material, labour and T&P requird. (PWD SI. 13.9.2)

Cartage of excavated soil 15 km away from the site including loading & unloading etc. complete. (as per PWD SI. 231(a))

MS work in heavy size in trusses built up gate and other frames in required shapes with cutting, drilling and welding etc. with all material, labour and T&P complete.

Supply and fixing of Stainless Steel wire mosquito mesh of size as per site requirement.

Supply and fixing of Nylon mess for recharge filter including cutting, wastage etc.

Suppling & filling of following materials in recharge filter (Loose Bricks at top)

Suppling & filling of following materials in recharge filter (Coarse sand layer below loose bricks) (as per PWD SOR)

Suppling & filling of following materials in recharge filter (Pea gravel of size 1.2 mm to 4.6 mm below coarse sand)

Suppling & filling of following materials in recharge filter (40 mm gauged stone ballast below Pea gravel.)

Making provision of overflow system complete in all respect including cost of all materials.

Ledder.

Supply and laying of PVC pipe conforming IS mark with all required Tee, Coupler, Elbow, Reducer etc. with proper gradient and alignment in trench, including laying of pipes etc. complete

110 mm dia 6 Kgf/cm2 Pressure PVC Pipe

160 mm dia 6 Kgf/cm2 Pressure PVC Pipe

200 mm dia 6 Kgf/cm2 Pressure PVC Pipe

Construction of 900x900x900 mm size inlet chamber with class 150 brick work 1:3 cement mortar with RCC slab on top along with proper by-pass arrangement to run-off excess rain water

Construction of 750x750x750 mm size inlet chamber with class 150 brick work 1:3 cement mortar with RCC slab on top along with proper by-pass arrangement to run-off excess rain water

Construction of 600x600x600 mm size inlet chamber with class 150 brick work 1:3 cement mortar with RCC slab on top along with proper by-pass arrangement to run-off excess rain water

Construction of 450x450x450 mm size inlet chamber with class 150 brick work 1:3 cement mortar with RCC slab on top along with proper by-pass arrangement to run-off excess rain water

Finishing wall with one coat of water proof cement paint Weather coat ofapproved quality on previous new surface with this paint to give an even shade including supply of all materials, labour, tool & plant etc, required for proper completion of work.

Sane as above but over previously painted surface weather coat.

INSTALLATION OF NEW DOWN PIPE AND ROAD CUTTING & REPAIRING

Supply & fixing of new down pipe with all required tee, coupler, elbow, reducer etc.(110mm dia 6 kgf/cm sq. pressure PVC Pipe)

provision for drain off first rain water including all required accessories ball valve, elbow, clamps etc.

Providing fitting of steel jal for 4” dia down pipe on roof

Road/floor cutting for pipe line laying & its repairing and other misc. items as per site requirment.

CONSTRUCTION/INSTALLATION OF PIEZOMETER FOR IMPACT ASSESSMENT

Transportation of DC Rig machine including cost of labour etc. complete.

Water supply charges for drilling work.

Drilling of 200 mm dia bore well by DC rig machine including cost of labour, equipment etc, complete required for proper completion of work.

Providing of 100 mm dia CS/CM Casing Pipe (confirming IS:12818) assembly.

Providing of 100 mm dia CS/CM Ribbed Screen (confirming IS:12818) assembly.

Lowering of 100 mm dia PVC Assembly including cost of labour etc. complete.

Providing & fixing of 100mm dia threaded PVC end cap.

Providing & fixing of 150 mm dia MS pipe (confirming IS:1239)

Providing & fixing of MS clamp for holding of MS pipe.

Providing & fixing of 200 mm x 200 mm square MS plate including 4 nos. fasteners etc.

Providing & filling of Pea Gravel of size 2 mm to 4 mm dia into bore well including cost of labour, material etc. required for proper completion of work.

Development of bore well by 3 HP submersible pump.

Earth wprk in excavation in trenches for foundation in ordinary soil (Loam, Clay or Sand) including lift up to 1.50 m and lead up to 50 m.(PWD Sl. 251)

Providing & laying of Cement Concrete of size 1.5mx1.5mx0.15m below CC block in 1:4:8 (Cement, fine sand and brick ballast 40 mm size) in foundation with ramming & dressing etc. complete work with all material, labour, T&P as required. (PWD Sl. 4.1.8)

Providing & laying of Cement Concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone ballast 20 mm nominal size ) including supply of all materials, labour and T&P etc. required for proper completion of work. (sor 4.1.3) 0.8 m x 0.8 m x 1.50 m = 0.96 cum 0.60 m x 0.60 m x 0.15 m = 0.054 cum.

Fabrication & fixing of Security System as per design including cost of material, labour, etc. required for proper completion of work.

Fabrication & supply of angle Iron Sign board of frame size 1.20x0.90x1.95 mt. with cross strip & beading of size 30x4 mm welded on frame of MS angle size 40x40x5 mm and MS sheet of 18 gauge as per drawing & design including all labour, material and T&P etc. complete.

Fixing of legs of sign board on cement concrete block of size 0.30x0.30x0.60 mt. in ratio 1:3:6 as per drawing & design including all labour, material etc. complete.

Painting of angle iron sign board with double coat primer and enamel paint of black colour on frame both side and sky blue on MS sheet both side including all labour, material etc. complete.

Writing on angle iron sign board both sides of given matter with Post Office Red Color Fluorescent Paint as per drawing and detail given including all labour, material etc. complete.

Loading/Unloading & transportation of material, T&P including all labour etc complete.

Tentage Charges