The work of urgent Maintenance of sheet roofing above old building at payyanur Kannur District

Amount

APPENDIX-A

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in Charge Nominal concrete 1:4:8 or leaner mix (i/c equivalent design Mix ) ( D S R 2016 , 15.2.2. )

Engaging Labour For Cleaning works / Repair Works Beldar ( D S R 0115 )

Dismantling steel work in built up sections in angles, tees, flats and channels including all guzzet plates, bolts nuts, cutting rivets, welding, etc. including dismembering and stacking within 50 metres lead ( D S R 15.18. )

Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels, columns and slabs to introduce steel bars for sunshades/balconies including fixing the steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement, all complete as per directio n of Engineer-In- Charge. Upto and including 12mm dia. ( D S R 26.30.1 )

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up to floor five level excluding cost of centering, shuttering, finishing and reinforcement : 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) ( D S R 5.2.2. )

Providing and laying cement concrete in retaining walls, return walls, walls ( any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts,buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc. up to floor five level, excluding the cost of centering, shuttering and finishing 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) ( DSR 2018 4.2.3 )

Centering and shuttering including strutting, propping etc. and removal of form for : Columns, Pillars, Piers, Abutments, Posts and Struts. ( D S R 5.9.6. )

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo - Mechanically Treated bars. ( D S R 5.22.6 )

12 mm cement plaster of mix : 1:4 (1 cement: 4 coarse sand) ( D S R 13.4.1. )

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). ( 2018 D S R, 13.46.1. )

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. ( D S R 10.2. )

10.16.1 Modified , Steel Work in Departmental Built up Tubular ( Round, Square, Rectangular hollow tubes ) trusses etc including cutting hoisting, fixing in position and applying one priming coat of approved steel primer, including welding and bolted with special shaped washers etc complete .

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. Hot finished welded type tubes ( D S R 10.16.1 )

Providing and fixing Departmental ( Dismantled and Stacked at site ) Pre coated galvanized iron profile sheets of any thickness , the sheets shall be fixed using self drilling or self tapping screws of size 5.5 x 55 mm with EPDM seal, complete up to any pitch in horizontal or vertical surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. ( Item 12.50 modified)

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch ofcorrugation as approved by Engineer-in-charge) 0.35 mm (+0.05%), total coatedthickness 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 t0 avoid scratchesduring transportation and should be supplied in single length upto 12 metre or as desiredby Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws ofsize (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical orcurved surfaces, excluding the cost of purlins, rafters and trusses and including cutting tosize and shape wherever required ( OD 51.20 )

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+ 0.05 %) total coated thickness, Zinc coating 120 gsm 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). ( D S R 12.51.1 ) :

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete.On steel work ( D S R 2016 13.52.1 )

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : One or more coats on old work. ( 2018 D S R, 13.99.1 )

Supplying and Fixing 160 mm UPVC Rain Water Gutters of Approved Brand ( Euro Guard or Equivalent ) with Suitable GI Clamps Fixing to the roof with necessary welding , providing necessary Drops ( Corner , End, or Running ) , Center Joint, End Cap Etc for Rain Water Harvesting including all necessary screws for fixing the Gutters all as Directed By the Engineer in Charge

Providing and fixing PVC pipes including fixing the pipe with clamps/clips at 1.00 m spacing. This includes jointing of pipes with one step PVC solvent cement and testing of joints complete as per direction of Engineer-in-Charge 110 m dia 4 Kgf/cm2 - External work - Exposed on wall ( Observed Data Buildings 50.18.9.19.2. )

Providing and fixing PVC moulded fittings/ accessories for Rigid PVC pipes, including jointing with PVC solvent cement - 110 mm dia Elbow ( Observed Data Buildings 50.18.9.22.1. )

Providing and fixing PVC moulded fittings / accessories for Rigid PVC pipes, including jointing with PVC solvent cement - 110 mm dia 45 degree Elbow ( OD BUIDINGS 50.18.9.22.2 )

Providing and fixing PVC moulded fittings/ accessories for Rigid PVC pipes including jointing with PVC solvent cement 110x110x110 mm dia Tee ( OD BUILDINGS50.18.9.22.5 )

Providing and fixing PVC moulded fittings/accessories for Rigid PVC pipes,including jointing with PVC solvent cement - 110 mm dia Socket/ coupling ( OD . 50.18.9.22.11 )

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, For all leads including all lifts involved. ( D S R 2018 15.60 )

G S Engineering Works (BID ID -2450543)