Repair and Renovation of Godown and GCI Sheet Roofing of Office Building of Bijanbari CLRC at Bijanbari under Education Department, GTA.

Dismantling worn out wall or ceiling or Tarja or Durmamat and removing the dismantled materials as directed.

Artificial stone in floor, dado, staircase etc. with cement conctrete (1:2:4) with stone chips laid in panels as directed with topping made with ordinary or white cement (as necessary) and marble dust in proportion (1:2) including smooth finishing and rounding off corners including raking out joints or roughening of concrete surface and application of cement slurry before flooring works, using cement @ 1.75 kg./sq.m. all complete including all materials and labour In ground floor. 3 mm. thick topping (High polishing grinding on this item is not permitted) with ordinary cement. Using grey cement. '(b) Double brick flat soling (thickness 150 mm.).

(II) Cement concrete with 30 mm. down graded shingles excluding shuttering.N.B. VarietyIn ground floor .

(II) Cement concrete with 30 mm. down graded shingles excluding shuttering.N.B. VarietyIn ground floor . '(a) 1:3:6 proportion.

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

Wood work in door and window frame fitted and fixed in position complete including a protective coat of painting at the contact surface of the frame excluding cost of concrete, Iron Butt Hinges and M.S clamps. (The quantum should be corrected up to three decimals). '(f) sishu , Gamar, champ, badam, bhola, mogra, Hallak.

supplying, fitting and fixing M.S. clamps for door and window frame made of flat bent bar , end bifurcated with necessary screws etc. by cement concrete (1:2:4) as per direction . ( cost of concrete will be paid separately). '(a) 40mm x 6mm, 250mm Length .

Supplying, fitting and fixing windows and ventilators with or withoutintegrated grills conforming to IS 1038-1975 and manufactured fromrolled steel sections conforming to IS 7452-1974 with non-frictionprojecting type, box type hinges, glazing clips, lugs locking bracket,handle plate etc, including hoisting in position, straightening ifrequired, fixing lugs in cement concrete ( 1:2:4) with stone chips 20mm down cutting holes and mending good damages to match withexisting surface complete in all respect excluding glazing.(Add extra @ 1.2 % for each additional floors upto 4th floor and @1.5% for each addl. Floor above 4th floor.)In Ground floorFlash butt welded windows and ventilators(No shop priming will be allowed to facilitate inspection ofworkmanship)Without integrated grill '(b) Openable steel windows as per IS sizes with side hung shuttersand horizotal glazing bars. [The extra rate admissible for theopenable portion only] '(a) 35 mm thick shutters (single leaf) '(b) Openable steel windows as per IS sizes with side hung shuttersand horizotal glazing bars. [The extra rate admissible for theopenable portion only]

Supplying solid flush type doors of commercial quality, the timber frame consisting of top and bottom rails and side styles of well seasoned timber 65mm wide each and the entire frame fitted with 37.5mm wide battens places both ways in order to make the door of solid core and internal lipping with Garjan orsimilar wood veneers using phenol formaldehyde as glue etc. complete, including fitting, fixing shutters in position but excluding the cost of hinges and other fittings in ground floor'(a) 35 mm thick shutters (single leaf)

Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark. '(v) 75 mm x 60 mm x 3.15 mm.

Anodised aliminium D-type handle of approved quality manufactured from extruded section conforming to I.S. specification (I.S.230/72) fitted and fixed complete:. '(a) With continuous plate base (hexagonal/round rod).'(iii) 100 mm grip x 12 mm dia rod .'(a) With continuous plate base (hexagonal/round rod). '(iii) 100 mm grip x 12 mm dia rod .

Anodise aluminium Aldrop/Sliding bolts of approved quality manufactured form extruded section conforming to I.S. specifictation (I.S.2681/66) fitted and fixed complete. '(iii) 300 mm x 16 mm dia. bolt.

Anodise aluminium barred/tower/socket bolt (full covered) of approved manufactured from extruded section conforming to I.S.204/74 fitted and Fixed with cadmium plated screws:. '(iii) 100 mm long x 10 mm dia. bolt.

Plaster ( to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering conrners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (ground floor). [Excluding cost of chipping over concrete surface]. '(ii) With 1:4 cement mortar .

Rendering the Surface of walls and ceiling with White Cement baseWATER PROOF wall putty of approved make & brand.(1.5 mm thick)

(b) Priming one coat on timber or plastered surface with synthetic enamel oil bound primer of approved quality including smoothening surfaces by sand papering etc.

(A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand parpering etc. in cluding using of approved putty etc. on the surface , if necessary. '(a) On timber or plastered surface: . '(1) With super gloss (hi-gloss). '(iv) Two coats (with any shade except white).

Acrylic Distemper to interior wall, ceiling with a coat of solvent basedinterior grade acrylic primer (as per manufacturer's specification)including cleaning and smoothning of surface.Two Coats ^Qty. Vide It.No.14b=

Protective and decorative Acrylic exterior emulsion paint of approved quality , as per manufacture specification as per direction of EIC to be apply over Acrylic primer as required. the rate included cost of material , labour scaffoldic and all incidential charges but excluding the cost of primer.In ground floor ( two coat). '(a) Normal Acrylic emulaion.

Supplying best Indian sheet glass panes set in putty (as per I.S. specification) and fitted and fixed with teak wood beads and nails complete (In all floors for internal upto 6 m height for external wall). '(i) 3 mm. thick (weighing 7.4 kg/sq.m.).

M.S. structural works in roof trusses with tubular sections conforming to IS: 806- 1957 & IS: 1161- 1958 connected to one another with bracket,gusset,cleats as per design, direction of Engineer-In-Charge complete including cutting to requisite size. fabrication with necessary metal arc welding conforming to IS: 816- 1956 & IS: 9595 using electrodes of approved make and brand conforming to IS: 814- 1957, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section. consumables such as electrodes, gas and hire charges of all tools and plants and labour required for the work including all incidental charges such as electricity charges, labour insurance charges etc.(Payment to be made on the basis of calculated weight of structural tubular members as specified in relevent IS code in finished work. Payment for gusset, bracket, cleat may be made by adding the actual weight of such items with the weight of finished structural members. The rates are considere 'd for a height of erection 8m./ 2nd. floor leves from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initial 8m. or part ther of. '(ii) For trusses spanning upto 12.00 m

Galvanized corrugated iron sheet work (excluding the supporting frame work) fitted and fixed with 10 mm. dia J or L hook-bolts, limpet and bitumen washers and putty complete with 150 mm. end lap and one corrugaion minimum side lap. ( payment to be made on area of finished work). (GCI sheet to be supplied by contractor). '(c)With 0.80 mm.thick sheet.

Galvanised iron sheet ridging fitted with necessary bolt, screws, washers etc complete. (225 mm end lapping). '(A) 300mm laping each way.

Galvanized iron sheet eaves gutter fitted and fixed with necessary 50 mm X 6 mm.M.S.flat bar clamps bent to design, bolts. Nuts, washers etc. complete. Eaves gutter made of 0.63 mm. sheets.(300mm End lapping). '(b) 300 mm.wide gutter.

Supplying, fitting & fixing UPVC pipes A- Type and fittings conforming to IS:13592-1992 with all necessary clamps nails, including making holes in walls, floor etc. and cutting trenches in any soil through masoury concrete structures etc. if necessary and mending good damages including jointing with jointing materials (Spun yarn, valamoid / bitumen/M.seal etc) complete. '(A) UPVC PIPES. '(ii) 110mm Dia.

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