S.342/26 Dobi street library maintenance-Division28

Maintenance

14.1.1: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 within 50 meters lead:With cement mortar 1:4 ( 1 cement : fine sand)

15.14.2:Dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead:Of sectional area below 40 square centimeters

15.31:Dismantling tiled roofing with battens, boarding etc. complete including stacking of serviceable material and disposal of unserviceable material within 50 metres lead.

10.2: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.

OD368410/2025-2026:OD352141/2025-2026 5 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 to 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.

21.1.1.2:Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS : 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminnium snap beading for glazing /paneling, C.P. brass/ stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge.(Glazing, paneling and dash fasteners to be paid for separately): For fixed portionPowder coated aluminium (minimum thickness of powder coating 50 micron)

21.1.2.2:For shutters of doors, windows & ventilators including providing and fixing hinges / pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber/ neoprene gasket required (Fittings shall be paid for separately)Powder coated aluminium (minimum thickness of powder coating 50 micron)

21.2.2:Providing and fixing 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS : 12823 Grade I Type II, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of Engineer - in- Charge.Pre- laminated particle board with decorative lamination on both sides

13.1.1:12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

13.48.1:Finishing with Deluxe Multi surface paint system for interiors and exteriors using primer as per manufacturers specifications:Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of special primer applied @ 0.75 ltr /10 sqm

9.48.2:Providing and fixing M.S. Grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.Fixed to openings/ wooden frames with rawl plugs screws etc

50.12.4.2:Providing and fixing false ceiling with 7.5 mm thick PVC wooden grains panel board ceiling of approved quality in aluminium frame work with necessary screws etc complete ( aluminium frame work shall be paid separately)

OD352952/2025-2026:Supplying and fixing 160mm dia Powder coated PVC roof Gutter in 4-15mm thikness with brackets at the end of sheet or tiled roof for rain water collection including all cost and materials, conveyance, labour charges etc. complete