NIT-27 BCD WGL

Amount

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing:

1:1½:3 (1 cement : 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement :

1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for :

Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Edges of slabs and breaks in floors and walls (i) Under 20 cm wide

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement : 3 fine sand).

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 :

Cement mortar 1:6 (1 cement : 6 coarse sand)

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Hot finished welded type tubes.

Finishing walls with Acrylic Smooth exterior paint of required shade :

New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm).

Structural steel work riveted , bolted or welded in build up sections , trusses and framed work, including cutting hoisting, fixing in position with galvanized steel sections consisting of Angles , flats, plates fabricated as per approved drawings in gratings, frames, railings, cable trays, ladders, space frames and similar locations , The galvanizing shall be as per IS 4759 with average mass of zinc coating of 610 gm/Sqm (approximately 85 micron) . The steel sections shall be of M.S grade 'A' as per IS 2062. Cost of galvanization is inclusive. The payment shall be made as per the standard structural steel tables for the bare steel sectional weights . All compete as directed by the Engineer -in-charge.

Providing and fixing G.I. coated bolts including nuts and washers of grade 4.6 of required size , dia., shape etc. complete as per directions of Engineer-In charge .

Extra for galvanising (of thickness not less than 120 microns) on M.S angles , flats, gussets plates, bolts, nuts and other fastners.

Painting two or more coats with high gloss synthetic enamel paint of approved brand and colour over one coat of EITECH primer (BISION wash primer or equivalent) and second coat of Red oxide Zinc Chromate primer or equivalent of approved brand and colour to give an even shade to additional steel section /members/built-up assembly such as Horizontal gantry posts etc.,

Drilling holes of 16mm dia in RCC slab/beam upto a depth 160 mm and embedding 12mm dia TMT bars of grade Fe 500D in the hole including grouting the hole with FOSROCK LOKFIX chemical or approved equivalent to anchor reinforcement excluding the cost of reinforcement as per direction of Engineer-in-Charge. (the work shall be carried out as per manufactures specification through the Applicator approved by the manufacturer)

a) For anchoring 12mm dia reinforcement

Providing and fixing anchor fastners (expansion fastners) of approved quality including drilling holes in RCC and fixing complete

a) 16 mm dia and 120mm lenth

b) 12 mm dia and 100mmm lenth

Cutting holes of required size upto 30X30cm in brick masonry wall and making good the same including finishing etc. complete as per direction of Engineer-in-charge.

Carting out of building rubbish / malba / similar unserviceable, dismantled, excavated or waste materials by mechanical means,through private carrier including lifting from terrace of (G+1) building, loading, transporting, unloading to municipal dumping ground beyond 50 m initial lead,or in any other compound as decided by the Engineer-in-charge, for all leads including all lifts involved. (measurement will be made as per capacity of truck in cubic metres)