Periodical Repair And Preserve Works Of Eden Hindu Hostel Campus Building Works Of Presidency University, College Street Campus, Kolkata -700073 During The Year 2023-2024 Decenber 23 To November2024- 1 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/ Roundrod)150 mm grip x 10 mm dia rod. 2 Supplying wooden moulding slanting beat of size 37mm X 18mm (finished) of approved design to finish the joint between wooden frame of door/window withmasonary in true line and level fitted & fixed with adhesive and head less pins complete as per direction of Engineer -in-charge.a) Teak wood beat 3 Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark. 100mm. X 58mm. X 1.90mm. 4 Iron socket bolt of approved quality fitted and fixed complete.150mm long x 10mm dia bolt. 5 225mm long x 10mm dia bolt. 6 Iron hasp bolt of approved quality fitted and fixed complete (oxidised) with 16mm dia rod with centre bolt and round fitting. 250mm long. 7 300mm long. 8 (A) Iron door ring of approved quality fitted and fixed with nut and washer complete.(i) 50mm dia. 9 Anodised aluminium barrel / tower / socket bolt (full covered) of approved manufactured from extruded section conforming to I.S. 204/74 fitted and fixed with cadmium plated screws: (v) 150mm long x 12mm dia. bolt. 10 (viii) 225mm long x 12mm dia. bolt. 11 Iron catch hook of approved quality fitted and fixed to shutter and chowkat. b) 6mm dia x 225mm long. 12 Easing door and windows. 13 Strengthening corners of shutters with M.S. corner plate fitted with screws:(a) With 4.5mm thick plate. 14 Renewing 12mm. Thick louver of fixed lauvered shutter to match with the existing one including necessary railing pieces:(b) Sishu, Gamar, Champ,Badam,Bhola, Mogra, Hallak. 15 Styles and rails of wooden shutters fitted and fixed complete. (Payment to be made on area of new work only). In Ground Floor:(b) Sishu, Gamar, Champ,Badam,Bhola, Mogra, Hallak. 16 Supplying best Indian sheet glass panes set in putty and fitted and fixed with nails and putty complete. (In all floors for internal wall & upto 6 m height for external wall)(i) 3 mm thick (weighing 7.4 kg/Sq.m) 17 (b) Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. 18 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 : With super gloss (hi-gloss) -(ii) Two coats (white in shade) 19 Taking out rain water down pipe. 20 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. cutting trenches in any soil through masonry concretestructures etc if necessary and mending good damages including joining with jointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) completeA) UPVC Pipes:(ii) 110 mm. Dia. 21 Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987.iii) 5mm thick clear glass. 22 Supplying EPDM gusket of approved make and brand as per direction of Engineer in charge. a) T shaped EPDM gasket for frames. 23 b) U shaped EPDM gasket for frames 24 Supplying PVC rollers for sliding windows as per direction of Engineer in charge. 25 Supplying maruti lock (100mm) 26 Filling the gap in between aluminium frame & adjacent RCC / Brick/ Stone work by providing weather silicon sealant over 6mm dia backer rod of approved quality as per architectural drawings and direction of Engineer-in-Charge complete. Upto 5 mm depth and 5 mm width(a) Ground Floor 27 (a) 1st floor 28 (a) 2nd floor 29 Lifting up bodily (1.5 x 0.9 x 0.9) meters wooden work bench table with drawers or reagent racks along with sink and waste pipe and removing the same outside the room carefully without disturbing or damaging other furniture and resetting again after completion of channel drain construction. 30 Repairing crack in wall by cement grouting (1 : 2) including widening the crack on the surface (into V section) cleaning and packing the same with cement mortar (1 : 2) and finishing off to match with adjacent surface. (Cement-69 Kg/100 m) 31 (A) Stitching crack in brick wall by carefully cutting out face brick 125 mm. deep into the wall, cleaning the gap and filling up the same with precast cement concrete block carefully set in cement mortar (1:3) including mending good damages and finishing the surface to match with adjacent areas complete as per direction. 32 Removing old scales, blisters etc. of interior surface of walls,ceiling by scraping etc. and preparing smooth and even surface with rendering or cement mortar (1:2) (as necessary), to make the surface suitable forreceiving distemper. (Payment against this item will be made only when this has been done on the specific direction of the Engineer-in-charge). 33 Rendering the Surface of walls and ceiling with White Cement base WATER PROOF wall putty of approved make & brand.(1.5 mm thick) 34 Applying Interior grade Acrylic Primer of approved quality and brand on plastered or cencrete surface old or new surface to receive Distemper/ Acrylic emulsion paint including scraping and preparing the surface throughly, complete as per manufacturers specification andas per direction of the EIC. (In Ground Floor)(a) One Coat ii) Solvent based interior grade Acrylic Primer 35 Applying Acrylic Emulsion Paint of approved make and brand on walls and ceiling including sand papering in intermediate coats including putty (to be done under specific instruction of Superintending Engineer) :(Two coats)i) Standard Quality 36 Supplying,fitting & fixing of 2-Track / 3-Track Aluminium sliding Window of all Aluminium sections viz. window frame (top,bottom & side frame), shutter (top, bottom, side & interlock member) made of aluminium alloy extrusions conforming to IS 733-1983 & IS 1285-1975, annodised conforming to IS 1868-1983, fitted with all other accessories viz. PVC roller, EPDM gasket, maruti lock, screws etc. including labour charges for fitting & fixing of aluminium 2-track/3-track sliding window withfixing of glass (excluding cost of glass) all complete as per architectural drawings and direction of Engineer-in-charge. 10-12 Micron thickness Annodizing filmNatural white 37 Taking out Mirzapur or glazed porcelain tiles carefully by chiselling from walls or floor including stacking serviceable material as directed. 38 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 oldmortar etc. 39 Supplying and laying true to line and level Double Charge Vitrified Tiles of approved brandconforming to IS 15622: 2006 (Group B I a) and tested as per IS13630:2006 (relevant parts) [Non-modular sizes for tiles with Water Absorption (av.) = 0.08 %] in floor, skirting etc. set in 20 mm thick sand cement mortar (1:4) bed prepared after application of slurry using 1.75Kg of cement per Sqm over the base and 2mm thick cement slurry using cement @2.91Kg./sqm at the back side ofthe tiles and laid over the mortar bed using 0.2 kg/sqm of White cement used for joint filling with approved pigment as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials,Iabour and all other incidental charges complete true to the manufacturers specification and direction of Engineer-in-Charge. (Note: This work should not be executed without specific permission of Superintending Engineer)(a) ln Ground FIoor:(size not Iess than 600mmX 600 mm X 9.5 mm thick) 40 Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed. 41 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, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface](ii) With 1:4 cement mortar(b) 15 mm thick plaster
