Name of work Maintenance of completed scheme under Nazul A/C-II(HZ). SH. Development of Park at Sector-3 and 4, R.K. Puram, identified as a Model Park under the DDAs scheme for development of 30 Model parks.

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

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) 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, total excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : (a) 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 in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : (a) 1:2:4 (1 cement : 2 coarse sand (zone-lll) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including supportive structure, cutting, hoisting, fixing in position and applying a priming Coat of approved steel primer, Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :Two or more coats on new work, including welding and bolted with special shaped Washers etc. complete. (a) Hot finished welded type tubes

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer,Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :Two or more coats on new work using structural steel etc. as required. (a) In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

CEMENT PLASTER (IN COARSE SAND) (a) 12 mm cement plaster of mix : (i)1:6 (1 cement: 6 coarse 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 : (a) Cement mortar 1:6 (1 cement : 6 coarse sand)

POINTING ON STONE WORK Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) : (a)Raised and cut pointing

Finishing walls with Acrylic Smooth exterior paint of required shade : (a) Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface