Recharging of Ground Water dry and defunct handpumps and tube wells through roof top rain water harvesting structure

Amount

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 lift upto 1.5 m complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge.

Brick work using common burnt clay building bricks in foundation and plinth in cement mortor 1:6 (1Cement : 6Sand ) 2nd class bricks complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge.

Supply and Packing of Broken stone 50mm complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge.(Bottem layer: Broken stone 50mm)

Supply and Packing of Gravel complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge. (2nd layer: Gravel 2.00mm to 4.75mm)

Supply and Packing of Sand complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge. Top layer: Fine sand (Eff.size 0.20mm to 0.40mm & uniformlty coefficient 2.00 to 3.00)

Providing and laying cement concrete work 1:2:4 (1 cement: two sand: four graded stone aggregate 20 mm nominal size) and curing complete excluding cost of from work and reinforcement for reinforced concrete work in : Suspended floor roofs, landing, shelves and their supports balconies beams, girders, bressumers and cantilevers upto two level all floor level complete in all respect as per direction and to the entire satisfation of Engineer- in- charge up to leads and lifts. (Detachable RCC slab)

Providing Tor steel reinforcement for RCC work including bending, binding and placing in position complete upto floor two level complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge.

Providing and fixing around the Tube well Nylon mess including all type of carriage & fixing complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge.

Providing Laying, jointing and commissioning of HDPE (High Density Polyethylene pipes) of following diameter and class confirming to IS 4984-1995 with fusion welding process including all necessary fittings & bends in all leads and lifts to the entire satisfaction of Engineer-in-charge.(Earth work in trenches to be measured and paid separately).

125mm dia HDPE Pipe PN-4.0, PE80

Providing slots in hand pumps casing pipe with welding set for recharging/seepage of rain water including all type of carriage complete in all respect including all leads and Lifts as per the direction and to the entire satisfaction of Engineer-In-Charge.

GOVT CONTRACTOR (BID ID -502981)