Public Works Department Tender

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stackingwithin 50 metres lead : 15.14.1 Of area 3 sq. metres and below.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stackingwithin 50 metres lead : 15.14.2 Of area beyond 3 sq. metres.

Reinforced cement concrete work (with 20 mm nominal size graded stone aggregate) in beams, suspended floors, roofs havingslope of any degree landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiralstaircases above plinth level and upto floor two level excluding the cost of centering, shuttering, finishing and reinforcement inconcrete grade. 5.3.1 M-20 Grade Concrete

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding including cost of binding wire all wastages and overlaps, couplers (overlaps shall be provided as per requirement of IS 13920 for ductile detaling IS 456 RCC Design & SP 34 Reinforcement detailing ) etc. complete . (Note:- 1. Spacer bars (chairs) shall be paid separately as shown in the drawing and as per direction of engineer in charge. 2. No extra payment shall be done for overlaps and/or couplers. 3.Couplers shall be conforming to IS code on “Reinforcement Couplers for Mechanical Splices of Bars for Concrete Reinforcement - Specification”) 5.16.3 Cold twisted bars (CTD)

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

Extra for providing and mixing water proofing material in cement plaster work in proportion recommended by the manufacturers.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5m in width as well as 10 sqm on plan) including dressing of sides and ramming of bottom disposal of excavated earth, lead up to 50m and lift up to 1.5m, disposed earth to be levelled and neatly dressed. (No extra lift is payable if work is done by mechanical means) All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 4.1.2 With 40mm nominal size graded stone aggregate 4.1.2.2 M-10 Nominal (Mix -1 Cement : 3 sand : 6 graded stone aggregate)

Providing and fixing of factory make pre painted steel sliding window 2 track-2 panel sliding window fabricated from roll formed sections made of galvanized steel with epoxy primer of 5-7 microns thick, finish painted with a polyester paint of 12- 16 microns thick and back coated with alkyd backer 5-7 microns thick or powder coated with pure polyester powder up to 50-60 microns thick, colour coated/ powder coated (Base Steel as per IS 513 ‘D’ quality, galvanized as per IS 277 with zinc of 120 GM/Sq.mtr) Section for external frame should be of 59x44 x0.58mm, Section for shutter should be of 35x50 x0.58mm. Without glazing (glazing shall be paid separately as per SOR rate) Corner bracket for internal and external frame made of glass filled nylon. Gaskets are to be made of Ethyl Propylene Diamine Monomer (EPDM). The sections are to be cut to length, joined and assembled by means of corner bracket. The above frames should be fixed to the concrete/masonry walls by means of self- expanding screws. Including filling the gap upto 5 mm depth and 5 mm width in between steel frame and adjacent RCC/ Brick/ Stone work by providing weather silicon sealant over backer rod of approved quality as per architectural drawings and direction of Engineer-in-charge complete.

Providing and fixing pre painted steel sliding window 3 fabricated from Roll formed sections made of galvanized Steel with epoxy primer of 5-7 microns thick, finish painted with a polyester paint of 12- 16 microns thick and back coated with alkyd backer 5-7 microns thick or powder coated with pure polyester powder up to 50-60 microns thick, colour coated/ powder coated (Base Steel as per IS 513 ‘D’ quality, galvanized as per IS 277 with zinc of 120 gm/sqm). Section for external frame should be of 107x44 x0.58mm, section for shutter should be of 35x49 x0.58mm. Section of mesh should be of 35 x 49 x0.58mm. Without glazing (glazing shall be paid separately as per SOR rate) corner bracket for internal and external frame made of glass filled nylon. Gaskets are to be made of Ethyl Propylene Diamine Monomer (EPDM). The sections are to be cut to length, joined and assembled by means of corner bracket. The above frames should be fixed to the concrete/ masonry walls by means of selfexpanding screws. Including filling the gap upto 5 mm depth and 5 mm width in between steel frame and adjacent RCC/ Brick/ Stone work by providing weather silicon sealant over backer rod of approved quality as per architectural drawings and direction of Engineer-in-charge complete

Providing and fixing of 1.25 mm thick chromium plated brass plate, with two chromium plated curtain rods brass brackets fixed with C.P. brass screws and wooden plugs, etc., wherever necessary complete: 9.41.2 20 mm dia

Precast terrazo tiles 22mm thick with graded marble chips of size upto12mm, laid in floors, and landings, jointed with neat cement slurry mixed with pigment to match the shade of the tiles including rubbing and polishing complete, on 20 mm thick bed of cement mortar 1:4 (1 cement :4 sand) : 11.14.2 Medium shade using 50%white cement and 50% ordinary cement.

Precast terrazo tiles 22 mm thick with graded marble chips of sizes upto 12 mm in skirting and risers of steps not exceeding 30 cm in height on 12 mm thick cement plaster 1:3 (1 cement : 3sand) jointed with neat cement slurry mixed with pigment to match the shade of the tiles, including rubbing and polishing complete with tiles of : 11.16.2 Medium shades pigment using 50% white cement and 50% ordinary cement.

Providing and laying factory made machine pressed precast cement concrete interlocking paver block of any shape and size conforming to IS:15658- 2006 and ISI marked of 60 mm thickness, M-30 grade with grey cement and pigment all as specified. Made by block making machine with strong vibratory compaction, laid in required colour andpattern over and including 50mm thick compacted bed of stone dust, filling the jointswith sand etc. all complete as per thedirection of Engineer-in- Charge.

Providing and fixing wire gauge shutters using stainless steel grade 304 wire gauge with wire of dia 0.5 mm and average width of aperture 1.4 mm in both directions for doors, windows and clerestory windows with necessary screws : 9.123.4 30 mm thick shutters with ISI marked stainless steel butt hinges of required size. 9.123.4.2 Kiln seasoned and chemically treated Haldu, Kail, Bija wood.

Structural steel work using M.S. flats, angles, channels I-section, H-section etc. 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.

Steel work welded in built up sections/ framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. 10.22.2 In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm + 0.05 %, total coated thickness with 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. Sheet should have protective guard film of 25 microns minimum to avoid scratches while 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 55mm) 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 kitchen sink with C.I. brackets, C.P. brass chain with rubber plug, 40 mm C.P. brass waste complete, including painting the fittings and brackets, cutting and making good the walls wherever required : White glazed fire clay kitchen sink of size 600x450x250mm.

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq. metres and underincluding cutting the patch inproper shape, raking out joints and preparing and plastering the surface of the walls completeincluding disposal of rubbish tothe dumping ground within 50metres lead : With cement mortar 1:4 (1 cement : 4 sand).