Cleaning De-silting and repair of Open Well in DNH rural area (2nd call)

Amount

Extra for dewatering in wet condition in all strata from 7.50 to 12.00mt depth.

Excavation for well for desilting including removing and spreading the excavated stuff as directed with all lead in all sorts of soil and soft murrum from 9.00 to 12.00mt depth.

Masonary for well steining in CM 1:6 above ground level and upto 1.50mt depth below average ground level using burnt brick of standard size.

Providing and laying cement concrete 1:2:4 (1 cement :2 coarse sand : 4 graded stone aggregate 20mm nominal size) and curing complete including cost of formwork and excluding coast reinforcement for well steining work.

Supplying cutting bending binding and placing in position steel as per plan and design and as per ISS 2502 including cost for steel and binding wire for all diameter themo mechanically treated (TMT) bars Fe 415 grade.

Cement plaster 20mm thick rought coat with 1:3 including water curing etc complete for well including cement finishing.

Providing material and labour charge for Water Harvesting/recharge structure including excavation for recharge chamber/around bore 2.30 x 1.95mt. Upto 1.50 MT depth PCC 1:3:6 of 20 cm thick B.B. Masonary 0.23 mt. thick with CM 1:6 and 1.50mt. Height depth M-20 R.C.C. Slab 15mm thick cement plaster with CM 1:3 in which layer of Rubble 60cm. deep, layer of unscreen gravel 30cm deep and 45 Rmt. PVC Pipe of 110mm from chamber to well through core cutting in well and other pipe provide surround chamber including curing etc. complete as directed by engineer-in-charge.

Dharmik construction