Restoration of Thimmappayya well, buffer wall with filter media

BOQ perticulars

Providing and laying in position Cement Concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed, laid in layers not exceeding 150 mm thickness, well compacted using plate vibrators, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machinery, curing, and all the other appurtenances required to complete the work as per technical specifications. Mix 1:2:4 Using 20 mm and down size graded crushed coarse aggregates

Providing and laying in Cement Concrete for all Basement & surface level works, return walls, retaining walls, sunken floors etc. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticizers, laid in layers, well compacted using needle vibrators, providing weep holes wherever necessary, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machinery, curing and all other appurtenances required to complete the work as per technical specifications. M30 Design Mix Using 20 mm nominal size graded crushed coarse aggregates.

Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping /welding joints, tying with binding wire / soft annealed steel wire and other ancilary operations complete as per drawing and technical specification Foundations of Bridges

Providing Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement: 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with, Providing Size Stone masonry with hard stone in foundation & plinth with Cement mortar 1:6 (1 cement : 6 coarse sand).

Providing and fixing Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished seamless type tubes including cost of materials, labour, usage charges of machinery complete as per specifications and as per directions of the Engineer-in-Charge

Providing Dry Size Stone masonry with Chiseled dressed for foundation/Plinth/Super structure for Well with bond stone on both side of the wall without using the cement mortar icluding key stone for next layer, cost conveyance of all materials, labours, lift, leed etc., complete. as per the direction of engineer in charge.

Supplying the approved quality river sand beyond tidal range and stacking neatly including cost & conveyance, all labour charges , T&P etc. complete as directed by the dept.

Supplying the approved quarry Granular Aggregates of 20mm downsize neatly including cost & conveyance, all labour charges, T&P etc. complete as directed by the dept.

Supplying the approved quarry Granular Aggregates of 40mm downsize neatly including cost & conveyance, all labour charges, T&P etc. complete as directed by the dept.

Dewatering arrangements: Supply, installation, operation, and commissioning of two(2) numbers of 30 HP non-clog dewatering pumps together with all necessary allied accessories on a temporary basis at Thimmappayya Well, undertaken to achieve controlled water drainage, stabilize the adjoining bank, . In addition, the job includes the temporary diversion of the existing 75 HP and 25 HP pumpset delivery pipelines to enable effective drainage by laying a 150 mm HDPE pipe line. The scope further encompasses the supply and laying of dewatering HDPE pipe lines, installation of starter panel boards, proper laying and termination of power cables, provision and connection of flexible hose pipes, and the transportation

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