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| 1 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : |
| 2 | (a) 1:2:4 (1 cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 3 | 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 : |
| 4 | (a) 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) |
| 5 | Centering and shuttering including strutting, propping etc. and removal of form for : |
| 6 | (a) Columns, Pillars, Piers, Abutments, Posts and Struts |
| 7 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. |
| 8 | (a) Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 9 | 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 20mm nominal size) upto plinth level with : |
| 10 | 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. |
| 11 | 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. |
| 12 | Providing and fixing carbon steel galvanised ( minimum coating 5 micron) dash fastener of 10 mm dia double threaded 6.8 grade (yield strength 480 N/mm2), counter sunk head, comprising of 10 mm dia polyamide PA 6 grade sleeve, including drilling of hole in frame , concrete/ masonry, etc. as per direction of Engineer-in-charge. |
| 13 | (a) 10 x 120 mm |
| 14 | (b) 10 x 140 mm |
| 15 | 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. |
| 16 | (a) Hot finished welded type tubes. |
| 17 | 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. |
| 18 | (a) 40 mm thick with 20 mm nominal size stone aggregate |
| 19 | 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 /seIf 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. |
| 20 | Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : |
| 21 | (a)Two or more coats on new work. |
| 22 | Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground , all complete as per directions of Engineer-In-Charge. |
| 23 | (a) With cement mortar 1:4 (1cement: 4 coarse sand). |
| 24 | Filling existing ground with gravel/moorum including consololidating with mechanical rammer etc complete as directed by Engineer -In-Charge . |
| 25 | Raising of base of theexisting Porta Cabin [ Size: 3x7x3 M] ( Working Telephone Exchange) upto a height of 0.60 m minimum from present level of Porta Cabin with the help of Jacks Lifts with supporting mechanical equipments and lowering to existing level after completion fabrication work over the existing RCC framed support and precaution mesures to be taken while lifting etc completeas per directed by Engineer in charge. |
