Installation/Construction of Roof Top Rain Water Harvesting Structures at Government Female Polytechnic, Bareilly.

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. 65 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 dai B-Class MS pipe.

Supply and installation of 150 mm dai MS 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*4.1.1)

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. 275*5.1.3)

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. 307*6.1.4)

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. 361(a).

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. 284*5.6.2)

MS work in RCC slab including bending, binding and cutting for proper completion of work. (PWD SI No. 6(ii)10). 8mm dia TMT Bars. (PWD SI No. 6(ii)10). Chapter 1

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. 605)

20 mm thick plaster in 1:2 cement and coarse sand mortar finished with floating coat of neat cement etc. complete work with all material, labour and T&P requird. (PWD Sl. 581)

Cartage of excavated soil 15 km away from the site including loading & unloading etc. complete. (as per PWD SOR 231(a) 15 3 Cartage)

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.(PWD SI. 503)

Supply and fixing of Stainless Steel wire mosquito mesh of size as per site requirement. (SOR 522)

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

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

Loose Bricks at top. SOR Chapter 1 (iii)

Coarse sand layer below loose bricks. (as per PWD SOR 5 Chapter 1)

Pea gravel of size 1.2 mm to 4.6 mm below coarse sand.

40 mm gauged stone ballast below Pea gravel. (PWD SI No. 3(iii)). Chapter 1

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

Ledder.

CONVEYANCE PIPE LINE WORK WITH CHAMBERS 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 (DSR 2002 SI-21.11.1.3)

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 (DSR 2002 SI-21.11.1.3)

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 (DSR 2002 SI-21.11.1.3)

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 (DSR 2002 SI-21.11.1.3)

Finishing wall with one coat of water proof cement paint Weather Coat of approved 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. (SOR 649)

Same as above but over previously painted surface weather coat. (SOR 650)

MAKING ROOF TOP SUITABLE FOR RAIN WATER HARVESTING AND INSTALLATION OF NEW DOWN PIPE AND ROAD CUTTING & REPARING. Supply & fixing of new down pipe with all required Tee, Coupler, Elbow, Reducer etc.

110 mm dia 6 Kgf/cm2 Pressure PVC Pipe

Road/floor cutting for pipe line laying & its repairing and other misc. items as per site requirement for completion of work.

PROVIDING AND INSTALLATION OF DRAINED OFF FIRST RAIN WATER.

Providing & fixing of all required accessories for provision of drained off first rain water as per site requirment & instructions.