Construction of generator set room for RCS Office at VIP Road under SD-I, PBND, APWD, Port Blair

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 up to 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.

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

1:3:6 (1 Cement : 3 coarse sand(zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources).

1:4:8 (1 Cement : 4 coarse sand(zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources).

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

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 :

Foundations, footings, bases of columns, etc. for mass concrete

Lintels, beams, plinth beams, girders, bressumers and cantilevers

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.

Structural steel work in single section, fixed with or without connecting plate,including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete

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.

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approved steel primer.

Using M.S. angels 40x40x6 mm for diagonal braces

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.

Electric resistance or induction butt welded tubes.

Providing and fixing mild steel round holding down bolts with nuts and washer plates complete.

Providing and fixing bolts including nuts and washers complete.

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete.

40 mm thick with 20 mm nominal size stone aggregate

12 mm cement plaster of mix :

1:4 (1 cement: 4 fine sand)

12 mm cement plaster finished with a floating coat of neat cement of mix :

1:3 (1 cement: 3 fine sand)

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface :

Water thinnable cement primer.

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).

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

Two or more coats on new work.

Providing and laying hollow cement concrete block walling 100mm thick consisting hollow block of size 400 x 100x200mm of mix 1:3:6(1cement :3 coarse sand:6 graded stone agg. 10mm nominal down size) having a crushing strength of 3.5N/mm2 at 28 days as per I.S. 2185 (Part-I) 1979 laid in cement mortar 1:6(1cement : 6 coarse sand).

Upto floor five level

Providing and fixing in position eaves or facia board with 18mm thick WPC/PVC board of approved quality and 30cm wide including nailing etc complete as per the direction of Engineer-in-charge.

Providing and fixing pre-painted galvalume (PPGL) steel profile sheets AZ-150 of brand Tata Bluescope steel, Everest Industries Ltd., JSW Steel Ltd., Jindal India Ltd. or equivalent (size, shape and pitch of corrugation as approved by Engineer-In- charge) 0.50mm (+0.50%) total coated thickness with aluminium zinc coating 150 grams per sqm as per IS:277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns, sheet should have protective guard film of 25 micron minium to avoid scratches during transportation and should be supplied in single length up to 12 metres or as desired by Engineer-In-Charge. The sheet shall be fixed using self drilling/ self tapping aluminium screws (Xylan) of size (5.5X55mm) with EPDM seal, complete up to any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

"Providing and fixing pre-painted galvalume (PPGL) steel profile sheets AZ-150 of brand Tata Bluescope steel, Everest Industries Ltd., JSW Steel Ltd., Jindal India Ltd. or equivalent roofing acessories 0.50mm (+0.50%) total coated thickness with aluminium zinc coating 120 grams per sqm as per IS:277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/ self tapping aluminium screws complete."

Ridge plain(500-600 mm)

NIKHIL BISWAS

SANTOSH KUMAR SINGH

SHARDA CONSTRUCTION

INBA CONSTRUCTION

M/s SAIKAT CHAKI