Providing and fixing sheet roofing near extraction well,

Amount

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

Foundations, footings, bases for columns,Columns,belt

Providing and laying in position cement concrete of specified gradeexcluding the cost of centering and shuttering - All work up to plinthlevel :

1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

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 epoxy primer, and two or more coat of enamel painting, etc including welding and bolted with special shaped washers etc. complete.

Providing and fixing precoated galvanised iron profile sheets (Tile profiled)(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 Engineerin- 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.

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+ 0.05 %) total coated thickness, 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 screws complete :

Ridges plain (500 - 600mm)

Cement Plaster (IN FINE SAND)

1:6 (1 cement: 6 fine sand)

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

Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade :Two or more coats on new work

Cutting holes up to 30x30cm in R.C.C. floors and roofs,slabs etc for connecting pipe all as per the direction with out damaging the existing structure all complete as directed by EIC

Providing and fixing 10mm anchor bolts in RCC/masonry walls which includes necessary drilling using hammer drill, tightening of bolts, etc complete all as directed by EIC