Kolkata Municipal Corporation Tender

Laying of interlocking Paver Blocks as per approved design over 20-30mm th medium yellow sand bed with true to line,lavelling,proper compaction with vibrator etc. with jointing with kerb/edge should be made with Cement Concrete (1:2:4)etc. as per the direction of the Engineer-in-charge and including cost of materials,labour etc. complete

SUPPLYING AND LAYING IN THE SPECIFIED PATTEREN OFINTERLOCKING CONCRETE BLOCK PAVEMENTS(ICBP) WITHCONCRETE BLOCK (WITH CONCRETE GRADE AS SPECIFIEDAS PER TABLE 1 OF IS 15658:2006) MANUFACTURED FROM BISPROTRUDING PROFILES ON THE VERTICAL FACE OF A PAVERBLOCK USED AS A DEVICE FOR KEEPING MINIMUM JOINT GAPIN BETWEEN THE PAVING BLOCKS, AS PER CL. NO.326 OF IS:15658) AND OF SPECIFIED SIZE AND SHAPE WITH ASPECTRATION ( THE RATIOF OF LENGTH TO THICKNESS OF A PAVERBLOCK, AS PER STRENGTH/BREAKING AS PER ANNEXURE GOF IS:15658, ON THE PREPARED OF BASE COURSE OFBLOCK, AS PER STRENGTH/BREAKING AS PER ANNEXURE GSPECIFIED CBR AS PER TABLE 1 OF IRC SP 63 (2018) OR ELSEAS MENTIONED IN DESIGN AND DRAWING WITH A CUSHION OFCOMPACT BEDDING SAND OF 25-35 MM THICK (GRADING OFFILLING THE GAPS IN BETWEEN PAVER BLOCKS WITH JOINTWILL BE AS PER CLAUSE 6.5.2 OF IRC SP-63) ANDCOMPLETING THE EDGES WITH CUT BLOCKS AS PER CL.NO.8.7 OF IRC SP-63(2018) WITH PROPER CONFINEMENT OFBEDDING AND JOINT FILLING SAND,COMPACTION,LEVELLINGAND FILLING UP OF THE EDGE GAP. 50 MM THICK (II)COLOURED DECORATIVE

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand. ( Ref :PWD (Bldg.)-2017, It. No. 1, Page No.14 & 3rd Corrigenda Addenda dtd-04.06.18,P-1)

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  1:2:4 ) WITH GRADED STONE CHIPS ( 20 MM NOMINAL SIZE) EXCLUDING SHUTTERING AND REINFORCEMENT, IF ANY, IN GROUND FLOOR AS PER RELEVANT IS CODES

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] i) With 1:6 cement mortar (b) 20 mm thick plaster

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) (a) One Coat i) Water based interior grade Acrylic Primer.[This item to be done under specific instruction of the Superintending Engineer]

SECTION 1. ------------BUILDING WORKS (J)WHITE WASH, COLOUR WASH, DISTEMPER A. ORIGINAL WORKS 10 Acrylic Distemper to interior wall, ceiling with a coat of solvent based interior grade acrylic primer (as per manufacturer's specification) including cleaning and smoothning of surface. Two Coats

BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 2A. M.S. structural works with hollow sections (square or rectangular shape) conforming to IS: 806-1968 & IS:1161-1998) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. Payment to be made on the basis of calculated weight of structural memebrs of MS Holow Section 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 weight of finished structural members. The rates are considered for a hight of erection 8 m. / 2nd floor level from the ground. Add 1.5 % extra over the rate for each additional floor or 4m. beyond the initial 8 m. or part thereof. i) For roof truss works a) Span up to 12 Mtr

BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . A. ROOFING & SHEETWALLING 9. Galvanised corrugated iron sheet work (excluding the supporting frame work) fitted and fixed with 10 mm. dia J orL 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:- b) With 0.63 mm thick sheet

BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . A. ROOFING & SHEETWALLING 16. Labour for curving C.I. or G.C.I. sheet for curved roof etc.(Payment to be made on area of finished works done with thecurved sheets.)

BUILDING WORKS (E) ROOFING, SHEET WALLING &WATERPROOF TREATMENT . A. ROOFING & SHEETWALLING 11. Galvanised 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) (a) 225 mm. wide gutter

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.

23.Construction of Catch pit 600mmX525mm. (inside measurement) and depth of invert 1000mm. below G.L. with 250mm. thick cement brick work (1:4) over 100mm. thick jhama cement concrete (1:4:8) bed over a layer of brick flat soling including providing 100mm. thick R.C.C. slab with ordinary cement concrete (mix 1:1.5:3) with reinforcement as per standard drawing, brickon- edge flooring with 20 mm. thick cement plaster (1:4) finished fine with 1.5 mm. thick neat cement in the inside walls and invert including supplying and fixing R.C.P.C. gully grid (5 M.T.load bearing capacity) and 150 mm. dia. C.I. Syphone including cutting hard crust, excavation, dewatering, back filling and removal of spoils as per standard drawing

BUILDING WORKS (D) Flooring B. REPAIR AND REHABILITATION 9. Taking out Mirzapur or glazed porcelain tiles carefully by chiselling from walls or floor including stacking serviceable material as directed.

BUILDING WORKS (D) Flooring A. ORIGINAL WORKS 35. Supplying, fitting & fixing 1st quality Ceramic tiles in walls and floors to match with the existing work & 4 nos. of key stones (10mm) fixed with araldite at the back of each tile & finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles includingroughening of concrete surface, if necessary or by synthetic adhesive & grout materials etc. (B) Wall. With Sand Cement Mortar (1:3) 15 mm thick & 2 mm thick cement slurry at back side of tiles using cement @ 2.91 Kg/Sq.m & joint filling using white cement slurry @ 0.20kg/Sq.m. (a) Area of each tile upto 0.09 Sq.m (i) Coloured decorative. Note: 2. Add extra for each addl, floor over the rate for item 35 & 36 of subhead A. (i) upto 4 th floor-Rs 5/ Sq.m (i) above 4 th floor-Rs 6.25/ Sq.m

SECTION(B) - SANITARY AND DRAINAGE WORKS.(B)-(II) SOIL PIPE AND FITTINGS.(a) Original Works.(16.)Supplying, fitting and fixing with cement jointing (3:1) salt glazed stoneware pipe including excavation of earth upto 1.50 metre depth in all sorts of soil both mixed or unmixed and refilling (but excluding concreting at bottom and sides).(iii) 150 mm

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

BUILDING WORKS (G) WOOD AND PVC WORKS A. DOOR WINDOW FRAME 3. Supplying, fitting and fixing fibre reinforced polymer (FRP) Composite door frame as per approved section with glass fibre reinforced plastic moulded skins and a special sandwich core, so as to impart monolitaheic composite structure as per approved technology of Department of Science and Technology (DST) to safisfy IS: 4020 door testing performance criteria (ii) 66mm x 70mm

BUILDING WORKS (G) WOOD AND PVC WORKS B. DOOR WINDOW SHUTTER 14. Supplying, fitting & fixing fibre reinforced polymer (FRP) Composite door shutters as per approved design with glass fibre reinforced plastic moulded skins and a special sandwich core, so as to impart monolitaheic composite structure as per approved technology of Department of Science and Technology (DST) to satisfy IS:4020 door testing performance criteria. In ground floor (i) 32 mm thick. (For upper floors refer to item H(4) also)

BUILDING WORKS (G) WOOD AND PVC WORKS D. ACCESSORIES 4. 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) (b) 40mm X 6mm, 200mm Length (The concreting will have to be done for equivalent thickness of 2 layers of brick work and for the entire width of the wall. No deduction on brick work will be made).

BUILDING WORKS (G) WOOD AND PVC WORKS D. ACCESSORIES 5. Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark (vi) 100mm. X 50mm. X 1.25mm.. (Add Extra 30% for Oxidised Fittings)

BUILDING WORKS (G) WOOD AND PVC WORKS D. ACCESSORIES 8. Iron socket bolt of approved quality fitted and fixed complete. (a) 75mm long x 10mm dia bolt.

BUILDING WORKS ( C ) Brickworks,Concrete Works etc A. BRICK WORKS  16. 125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

BUILDING WORKS(D) Flooring..A. ORIGINAL WORKS..(6)Artificial stone in floor, dado, staircase etc with cement concrete (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.(ii) 25 mm. thick.(Add extra @1.5% for each addl. floor upto 4th floor and @1.75% for each additional floor above 4th floor for item No.5 and 6 of subhead A).

Estimated amount

Add: 9%SGST & 9%CGST

1% LWC