CONSTRUCTION OF CHECKDAM ACROSS NALA NEAR SUNKALBIDARI (SITE NO-1)VILLAGE IN BYADAGI CONSTITUANCY OF HAVERI DISTRICT.

Amount

Cutting and burning or disposing off Apu / Jondu from marshy areas as directed with all other ancillary operations complete.

Cutting and removing jauliflora bushes above 1.50 m upto 3.00 m girth excluding removal of stumps and including burning or disposing off the materials as directed with all other ancillary operations complete.

Loosening, leveling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Table 300-2 for embankment construction.

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.

Providing and laying insitu vibrated cement concrete M-15 using approved, clean, hard graded aggregates including cost of all materials, machinery, labour, cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing etc., complete with all leads and lifts. (For Dam and Allied works)Using 40mm and down coarse aggregates and 28 days cube compressive strength, Cement content=270 kg/m3 i) Levelling course, foundation filling, backfilling and similar works..

Providing and laying in position Cement Concrete for all Sub structures of building, Irrigation works, Sub structure works of bridges, Drain works & other parallel works from 0.50m to 3.50 m height. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers, laid in layers, ell compacted using needle vibrators, providing weep holes wherever necessary, including all lead & lifts, cost of all materials of quality, confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing and all other appurtenances required to complete the work as per technical specifications. M20 Design Mix Using 20 mm nominal size graded crushed coarse aggregates

Providing and laying in position Cement Concrete for all Super structures of building , Road works, Water works, Irrigation works & super structure works of bridges upto 3.50 m height. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers laid in layers, well compacted using needle vibrators. The cost includes all lead & lifts, cost of all materials, quality confirming to the requirements of relevant IS codes , labour, Usage charges of machinery, curing and all other appurtenances required to complete the work as per technical specifications.M20 Design Mix Using 20 mm nominal size graded crushed coarse aggregates

Providing rubble / boulder and sand filling behind abutment and return walls in layers including cost of all materials, labour, watering, ramming and all other ancillary operations complete.

Providing and constructing 75 mm dia PVC pipe weep holes for concrete / masonry walls including providing 200 x 200 x 200 mm size porous concrete block made of cement and 20 mm down coarse aggregate in 1 : 4 proportion including 100 mm thick sand backing at the junction of wall and soil back fill, cost of all materials, machinery, labour & all necessary works as directed and complete as per specification.

Providing and constructing dry rubble stone pitching with pin headers at 2 per m2 using stones and stone chips from approved source including cost of all materials, labour, hand packing / wedging stone chips, finishing and all other ancillary operations complete.(300mm thick)

Providing casing embankment using semi-pervious / pervious approved soil from borrow areas in layers of 250 to 300 mm ( before compaction ) including cost of all materials, machinery, labour, all other operations such as collection of soil, spreading soil in layer of specified thickness, sorting out, breaking clods, levelling, sectioning edges / sides, watering, compacting each layer to density control of not less than 95 percent or as stipulated using power roller and all other ancillary operations complete.

Providing impervious filling adjacent to masonry / concrete structure and filling trial pits with soil available in adjacent area in layers of 100 to 150 mm and compacting each layer to density control of not less than 95 percent using pneumatic tampers or by vibratory earth rammers including cost of all materials, machinery, labour, picking previous layer, spreading soil in layer, breaking clods, watering & all necessary works as directed and complete as per specification

Construction of Embankment by excavating the available approved Gravel/ Murrum deposited at a place or borrow pits during or prior excavation with all lifts and lead, transportation to site, spreading, grading to required slope and compacting to meet the requirement complete as per specifications, including cost of labour,rolling,water,all materials,usage& all other appurtenaces required to complete the work.

Reinforcement Steel