Construction of Shed for Composit Pit at R.K.Pur Cluster under SWM under R.K.Pur Gram Panchayat. (Revised Estimate)

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.

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

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

1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 40 mm nominal size).

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

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

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

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.

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

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with 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. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer- in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto 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.

Extra for providing and fixing wind ties of 40x 6 mm flat iron section.

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

Two or more coats on new work

12 mm cement plaster of mix :

1:4 ( 1 cement : 4 fine sand )

Finishing walls with water proofing cement paint of required shade :

New work (Two or more coats applied @ 3.84 kg/10 sqm)

Providing and fixing in position eaves or facia board with 12 mm thick non asbestos plain sheet of HILUX Board and 30 cm wide including nailing etc complete as per the direction of Engineer - in - charge.

RAMAIAH KANNAN

M/S KAMALESH PODDER