Kolkata Municipal Corporation Tender

BUILDING WORKS ( C ) Brickworks,Concrete Works etc B. CONCRETE WORKS 1. Cement concrete with graded jhama khoa (30 mm size) excluding shuttering In ground floor and foundation (a) 1:3:6 proportion. ( 3rd Corrigenda & addenda dated 04.06.2018)

CHAPTER - VIII SUPPLYING OF MATERIALS HIRE CHARGES OF MACHINERIES 8.29Hire charges for engaging Air Compressor machine with minimum pressure capacity of 5.0 Kg/sq.cm arrangement including all necessary equipments and operating staff, carriage, fuel, Tools and plants all complete for cutting Road / hard crust cutting with pneumatic hammer at desired point in water supply works as per direction of EIC . a) With Pneumatic hammers For minimum engagement of 8 hrs. In a day

BUILDING WORKS ( C ) Brickworks,Concrete Works etc..C. REPAIR AND REHABILITATION WORKS?Cleaning the concrete surface by removing dirt and debris, marking defective locations and removing loose concrete by careful stripping untill hard surface is exposed, cutting the concrete to regular shape, wire brushing the exposed surface and removing debris from site complete as per direction of the Engineer - in - Charge.

BUILDING WORKS ( C ) Brickworks,Concrete Works etc..C. REPAIR AND REHABILITATION WORKS?Applying epoxy based reactive joining agent for joining the old concrete with fresh concrete to be applied within manufacturer's specified time as per manufacturers specification. (0.4 Kg / m? of concrete surface).Note: Applicable only when the full diameter of reinforcement steel is exposed.

ORDINARY CEMENT CONCRETE ( MIX  1:2:4 ) WITH GRADED STONE CHIPS ( 20 MM NOMINAL SIZE) EXCLUDING SHUTTERING AND REINFORCEMENT, IF ANY, IN GROUND FLOOR AS PER RELEVANT IS CODES (BASED ON PWD SCHEDULE OF RATES, W.E.F. 01.11.2017 WITH CORRIGENDA DT.04.06.2018)

BUILDING WORKS ( C ) Brickworks,Concrete Works etc?33..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. Pakur variety

BUILDING WORKS ( C ) Brickworks,Concrete Works etc?27?..Cement concrete (1:1.5:3) with graded stone chips 5.6 mm size with hexagonal square mesh wire netting, I.R.C. fabric mesh or X.P. M. fitted and fixed after tying the existing reinforcement on concrete without distributing the same and with proper scarping and cleaning the reinforcement and disturbed concrete with wire brush etc. after applying a coat of cement including the cost of wire netting I.R.C or X. P. M. & cost of all handling and scaffolding complete as per direction of Engineer-in -charge...a) 20 mm thick

BUILDING WORKS ( C ) Brickworks,Concrete Works etc A. BRICK WORKS 7. Brick work with 1st class bricks in cement mortar (1:4) (b) In superstructure, ground floor. ( 3rd Corrigenda & addenda dated 04.06.2018)

BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 13. (a) M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows,railing etc. fitted and fixed with necessary screws and lugs in ground floor. (Add extra @ 1% for each addl. floor upto 4th floor and @ 1.25% for each addl. floor above 4th floor) ((ii) Grill weighing above 16 Kg./sq.mtr and above. (MODE OF MEASUREMENT):-The weight of grill per sq.m. will be determined by taking the physical weight of fabricated grill and dividing the same by covered area of the same. N.B. No shop priming will be allowed to facilitate inspection of workmanship. Weight of grill is to be taken after final grinding and finishing the weld. (3rd Corrigenda & addenda dated 04.06.2018)

BUILDING WORKS ( C ) Brickworks,Concrete Works etc?36...Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor).(When the height of a particular floor is more than 4 m the equivalent floor height shall be taken as 4 m and extra for works beyond the initial 4 m ht. shall be allowed under 12 (e) for every 4 m or part thereof).(a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge.Notes:- For shuttering in shell roof, grid roof with vertical faces folded plate, arched roof the rate in 36 (a), 36 (b) & 37 (c ) of subhead B above to be increased by 100 % . For grid roof with splayed faces, rate is to be increased by 150%.

ORDINARY CEMENT CONCRETE ( MIX  1:1.5:3 ) WITH GRADED STONE CHIPS ( 20 MM NOMINAL SIZE) EXCLUDING SHUTTERING AND REINFORCEMENT, IF ANY, IN GROUND FLOOR AS PER RELEVANT IS CODES (BASED ON PWD SCHEDULE OF RATES, W.E.F. 01.11.2017 WITH CORRIGENDA DT.04.06.2018)

BUILDING WORKS ( C ) Brickworks,Concrete Works etc..C. REPAIR AND REHABILITATION WORKS?Removing corroded worn out portion of reinforcement (when the area of bar is damaged by more than 25%) by cutting and replacing the same by a new plain round bar of requisite diameter by binding with required lap / welding with old bar, including cost of reinforcement, complete in all respect including removing unserviceable materials from site as per direction of the Engineer - in - charge. Note : Payment on weight (Kg.) of new reinforcement.

BUILDING WORKS ( C ) Brickworks,Concrete Works etc.40..Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction.(a) For works in foundation and upto roof of ground floor/upto 4 m.(i) Tor steel/Mild Steel.I. SAIL/ TATA/RINL. (10th Corrigenda & addenda dated 22.01.2020)

BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 1. M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length,fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for gusset, bracket, cleat, rivets, bolts and nuts may be make by adding the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weighing not less than 22.5 Kg. / m. or 15 % of weight for finished structal members weighing less than 22.5 Kg. / m. may be increased allow for bracket, cleat, rivet, bolts and nuts etc. and no seperate payment being made for these items, as per direction of Engineer In Charge. The rates are considered for a height of erection 8m. / 2nd floor level from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initiial 8m. or part thereof. I) For structural members of specified sections weighing less than 22.5 Kg./m (3rd Corrigenda & addenda dated 04.06.2018)

BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . A. ROOFING & SHEETWALLING 27. Galvanised or painted wind-tie made of M.S. flats, fitted and fixed complete including cost of necessary fittings. (c) Made with 50 mm. X 10 mm. flats. (Materials will not be supplied by the Deptt.)

BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . A. ROOFING & SHEETWALLING 14. Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn) coating of 150 grams per sq. metre (followed by colour coated on both side) steel sheet work having minimum yield strength of 550 Mpa of trapizoidal profile of approved make (excluding the supporting frame work) fitted and fixed with 55 mm & 25 mm self tapping screw, EPDM Washer 16 mm dia & 3 mm th. washer etc. complete with 150 mm end lap and one corrugation minimum side lap. (Payment to be made on area of finished work). (i) In Roof:- a) With 0.5 mm thick sheet

SUPPLYING STEEL PLATES (E 250 CONFORMS TO IS:2062-2006) (B) 10 ? 20 MM.

BUILDING WORKS(R) ALUMINIUM WORKS??(15)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 with fixing of glass (excluding cost of glass) all complete as per architectural drawings and direction of Engineer-in-charge. 10-12 Micron thickness Annodizing film Natural white. For 2-Track window : Members for Bottom frame @ 0.875 Kg per Mtr. and for Top and Side frame @ 0.778 Kg per Mtr. and for shutter Bottom and Top member @ 0.472 Kg per Mtr., Style side member @ 0.493 Kg per Mtr. and Interlock member @ 0.612 Kg per Mtr. For 3-Track window : Members for Bottom frame @ 1.233 Kg per Mtr.and for Top and Side frame @ 1.067 Kg per Mtr. and for shutter Bottom  and Top member @ 0.472 Kg per Mtr., Style side member @ 0.493 Kg per Mtr. and Interlock member @ 0.612 Kg per Mtr. [Note : for estimate purpose construction wing may consider weight of 2-track Aluminium window @ 5.5 Kg per Sq.M.and 3-track Aluminium window @ 6.5 Kg per Sq.M]

BUILDING WORKS(R) ALUMINIUM WORKS??(16)Supplying, fitting & fixing of partly glazed partly panelled or fully glazed single leaf Aluminium swing door of all aluminium sections viz door frame ( top and side frame), shutter( top rail, bottom rail, lock rail, door vertical) , glazing clip made of Aluminium Alloy Extrusions conforming to IS: 733-1983 and IS: 1285-1975, annodized conforming to IS:1868- 1983, fitted with all other accessories viz. EPDM gusket,cleat, angle screws etc. including labour charges for fitting and fixing of aluminium door with door spring,/aluminium hinges, glass / Panel board all complete as per architectural drawings and direction of Engineer-incharge.( Excluding cost of glass/ panel board, door spring/ Al hinges, door closer, door stoper, handle, tower bolt and locking arrangment etc) 10-12 Micron thickness Annodizing film Natural white. (unit wt of to Top & side frame @1.366 kg/m ; top rail @ 1.296 kg/m; bottom rail @ 1.974 kg/m; lock rail @ 1.590 kg/m; door vertical @ 1.412 kg/m; glazing clip @ 0.167 kg/m. )[Note : for estimate purpose construction wing may consider weight of Aluminium door @ 9.0 Kg per Sq.M]

BUILDING WORKS(R) ALUMINIUM WORKS???(1)Supplying profiles of required section made of Aluminium Alloy Extrusions conforming to IS: 732-1983 and IS: 1285- 1975; Annodized (with required film thickness and specified colour / natural) matt finished conforming to IS: 1868-1983 for fabrication of composit door, sliding & casement windows, partitions, formed of basic sections of any ISI embossed / certified make and brand as per direction of Engineer - In-Charge. (Payment will be made on finished length of the work).(A) In 10-12 Micron thickness Annodizing film. I) Natural white.  g) Fixed glazing. i) Top, bottom and side member.

BUILDING WORKS(R) ALUMINIUM WORKS??(13)(A) Supplying Aluminium casted body hydraulic door closer as per I.S.I. Note:- For Colour anodizing rate of item no. 10, 11, 13A, 13C, 13D,13E to be enhanced by 10%.

BUILDING WORKS(R) ALUMINIUM WORKS??(13)(B) Supplying 125 mm. Dia acrylic handle for aluminium door as per approved make & brand.(a) Natural Colour

BUILDING WORKS(R) ALUMINIUM WORKS??(9)Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987. vi) 6mm thick coloured / tinted / smoke glass.

BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 19. (a) Supplying, fitting and fixing steel rolling shutter profile type with 18 B.G . of approved type steel latche section 75mm wide, fitted with coil wire spring to necessiate the fitting of required Nos. of C.I. Pulleys on heavy type solid drawn seamless steel tube complete with locking arrangements both inside and outside specially builtup side guide channels including providing a hood for the steel rolling shutter in the room, painting two coats of approved aluminium paint over a coat of red lead primer complete. 1. (Measurement will be made on the area of opening covered by the rolling shutter corrected upto 2 decimal.) 2. Payment of painting to be separately.

BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 10. 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.

SECTION 1. ------------BUILDING WORKS (I) PLASTERING, POINTING ETC. A. ORIGINAL WORKS 1.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 (a) 20 mm thick plaster(3rd Corrigenda & addenda dated 04.06.2018)

SECTION 1. ------------BUILDING WORKS (I) PLASTERING, POINTING ETC. A. ORIGINAL WORKS 1.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 (c) 10 mm thick plaster (3rd Corrigenda & addenda dated 04.06.2018)

SECTION 1. ------------BUILDING WORKS (K) PAINTING, VERNISHING ETC A. ORIGINAL WORKS 1 (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 (This item is applicable to new work or old work when the original surface has been exposed by removal of old paint.)

BUILDING WORKS (K) PAINTING, VERNISHING ETC?(A) ORIGINAL WORKS.(2)(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 :(b) On steel or other metal surface :With super gloss (hi-gloss) -(iv) Two coats (with any shade except white)

BUILDING WORKS (K) PAINTING, VERNISHING ETC?(B)MISCELLANEOUS ITEMS.(1)Removing loose scales, blisters etc. from old painted surface and thoroughly smoothening the surface to make the same suitable for receiving fresh coat of paint.N.B:(Payment against item (1, 2, 3, 4) of subhead B will be made only when done at specific direction of the Engineer- in-charge. Cost of taking out shutter etc.for this item and rehanging the same or changing glass panes cracked or broken in the operation will be deemed to be covered by the rate of this item and no seperate payment therefore shall be made.)

SECTION 1. ------------BUILDING WORKS (J)WHITE WASH, COLOUR WASH, DISTEMPER A. ORIGINAL WORKS 7 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 manufacturer's specification and as per direction of the EIC. (In Ground Floor) (b) Two Coats ii) Solvent based interior grade Acrylic Primer [This item to be done under specific instruction of the Superintending Engineer]

SECTION 1. ------------BUILDING WORKS (K) PAINTING, VERNISHING ETC A. ORIGINAL WORKS  2 (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) -(iv) Two coats (with any shade except white)

SECTION 1. ------------BUILDING WORKS (J)WHITE WASH, COLOUR WASH, DISTEMPER A. ORIGINAL WORKS  8 Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC. In Ground Floor: (b) Two Coats [This item to be done under specific instruction of the Superintending Engineer]N.B.:-Extra for each additional floor in external walls refer item 1 of subhead C

SECTION 1. ------------BUILDING WORKS (J)WHITE WASH, COLOUR WASH, DISTEMPER A. ORIGINAL WORKS 17 Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer's specification and as per direction of Engineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer. In Ground floor (Two Coat) b) Premium 100% Acrylic Emulsion N.B. The items [17 (b) & 17(c)] of subhead A are to be selected only with written permission of Superintending Engineer for very resticted and small areas of a building.

BUILDING WORKS(M) DRAIN, DOWN PIPES, CHIMNEY ETC?.(C). ADDITIONAL RATE?(21)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 concrete structures etc if necessary and mending good damages including joining with jointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) complete.A) UPVC Pipes:(ii) 110 mm. Dia.

BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 13. Removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge

Sub Total

GST 18%

CESS 1%