Annual Maintenance Civil Of Different Govt Office Buildings Under Cooch Behar Sec-Ii,Sub Divn No-I (P.W.D), Under Coochbehar Sub Division-I (Pwd),During The Year 2025-2026.- 1 Stripping off worn out plaster and raking outjoints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed. 2 Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating (ii) With 1:4 cement mortar (a) 20 mm thick plaster 3 Cleaning the exposed reinforcement preferably upto full diameter by wire brush, applying two coats of polymer based rust removing compound left for 24 hours, removing the coating and then applying two (2) coats of polymer modified anti corrosive protective coating formulated to inhibit the corrosion of reinforcement as per manufacturers specification][Mode of measurement:The affected surface area of reinforcement shall be considered for payment] 4 Ordinary Cement concrete (mix 1:2:4) with graded stone chips (6mm nominal size) excluding shuttering and reinforcement,if any, in gound floor as per relevant IS codes 5 Taking out existing partition/ceiling of particle board, masonite board, ply board, soft board etc. of any thickness and refixing same in new position with necessary clamps making holes in walls, floor, roof and mending damages if any.[concrete plaster will be paid separately] 6 (A) Wood work in posts, post plates, rafters, battens, truss members, purlins etc. fitted and fixed complete (excluding the cost of bolts, paints, but including the cost of nails, screws etc.) (The quantum should be corrected upto three decimals) (i) Sal : Siliguri. 7 Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987.i) 4mm thick clear glass 8 Rendering the surface of walls and ceiling with white cement basedwall putty of approved make and brand(1.5mm thick 9 Acrylic Distemper to interior wall, ceiling with a coat of solvent based interior grade acrylic primer (as per manufacturers specification) including cleaning and Two Coats 10 (a) Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. 11 (A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary: (a) On timber or plastered surface : (iii) One coat (with any shade except white) 12 Taking out Mirzapur or glazed porcelain tiles carefully by chiselling from walls or floor including stacking serviceable material as directed. 13 Resetting old glazed porcelain tiles in 20 mm thick cement mortar (1:4) including 4 Nos of key stone (10 mm) fixed with adhesive of approved quality & 2 mm thick cement slurry using cement @ 2.91 kg/Sq.m at the back of tiles and finishing joints with white cement & colouring oxide [if required] to match the colour of tiles over application slurry @ 1.75 kg/ Sq.m below cement mortar including dismantling the old mortar etc 14 Fitting and fixing old pieces of asbestos, G.C.I. or C.I. sheets or plain sheets including closing old holes with washers and sheet-bolts and nuts, etc. and including fixing the same to supporting frame with necessary hook-bolts, washers, putty etc. (ii) With all new fittings including the cost thereof. (a) In roof 15 Galvanised 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 corrugation minimum side lap.(Payment to be made on area of finished work)(GCI sheet to be supplied by contractor) (i) In Roof:- a) With 0.60 mm thick sheet 16 Fitting and fixing old pieces of asbestos, G.C.I. or C.I. sheet or plain sheet ridging or gutter including closing old holes with washers and sheet-holts and nuts etc. and including fixing the same to supporting fram (b) With all new fittings including the cost thereof. 17 Labour for taking out door and window frame including shutter for repair or replacement of different parts of the frame & refixing the same including mending good all damaes complete. (Concrete and brick work for mending damage will be paid separately) (a) Upto area 2.5 Sq.m 18 Taking out old iron higes and fitting, fixing the same with new steel screws. (e) 100mm. Long butt hinge. 19 Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark(vii) 100mm. X 58mm. X 1.90mm 20 b) Extra for additional 3.6 height or part thereof (d) 225mm long x 10mm dia bolt 21 i) Iron hasp bolt of approved quality fitted and fixed complete (oxidised) with16mm dia rod with centre bolt and round fitting (c) 300mm long 22 Anodised aliminium D-type handle of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 230/72) fitted and fixed complet (a) With continuous plate base (Hexagonal/ Round rod)(ii) 100 mm grip x 10 mm dia rod. 23 Styles and rails of wooden shutters fitted and fixed complete. (Payment to be made on area of new work only). In Ground Floor: (i) For 25mm. Thick shutter (b) Sishu, Gamar, Champ,Badam,Bhola, Mogra, Hallak 24 Panel (made of single plank) of door and window shutters to design as directed:(ii) 19mm thick panel of 30cm to 45cm width: (b) Sishu, Gamar, Champ,Badam,Bhola, Mogra, Hallak 25 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 exluding cost of concrete, Iron Butt Hinges and M.S clamps. (The quantum should be correted upto three decimals). (i) Sal : Siliguri. 26 Uprooting and removing plants from the surface of walls parapet etc and making good damages. (b) Medium size plant of girth of exposed stem above 27 Making one set of scaffolding only for replacing glass panels, painting, uprooting plant and another repairing works of building and S&P works for external works only with 10 cm. dia bamboo as main posts at the rate of 1 metre centre to centre and 7.5 cm. dia bamboo ties @ 0.75 metre apart fitting and fixing with necessary coir, nails etc. as per direction of the Engineer-incharge. a) 3.90 metre heigh 28 b) Extra for additional 3.6 height or part there of 29 ADD GST @ 18.00% ON SUM OFAMOUNT Sl-01 to SL-27 30 ADD Cess @ 1.00% ON SUM OFAMOUNT Sl-01 to SL 28
