Kolkata Municipal Corporation Tender

BUILDING WORKS(D) Flooring..A. ORIGINAL WORKS..(3)Supplying and laying Polythene Sheet (150gm / sq.m.) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches.

Cement concrete with graded jhama khoa (30 mm size) excluding shuttering In ground floor and foundation. (a) 1:3:6 proportion

SUPPLYING AND LAYING IN THE SPECIFIED PATTERN OF INTERLOCKING CONCRETE BLOCK PAVEMENTS (ICBP) WITH CONCRETE BLOCKS ( WITH CONCRETE GRADE AS SPECIFIED AS PER TABLE 1 OFIS 15658:2006) AMNUFACTURED FROM BIS LICENSE MANUFRACTURER, WITH SPACER NIB (SMALL PROTRUDING PROFILES ON THE VERTICAL FACE OF A PAVER BLOCK USED AS A DEVICE FOR KEEPING MINIMUM JOINT GAP IN BETWEEN THE PAVING BLOCKS, AS PER CL NO 3.26 OF IS: 15658) AND OF SPECIFIED SIZE AND SHAPE WITH ASPECT RATIO ( THE RATIO OF LENGTH TO THICKNESS OF APAVER BLOCK AS PER TABLE 2 OF IS: 15658 WITH FLEXTURAL STRENGTH/BREAKING LOAD AS PER ANNEXTURE G OF IS: 15658 , ON THE PREPARED BASE COURSE OF SPECIFIED CBR AS PER TABLE 1 OF IRC SP 63(2018) OR ELSE AS MENTIONED IN DESIGN AND DRAWING WITH A CUSHION OF COMPACTED BEDING SAND OF 25-35 MM THICK ( GRADING OF THE BEDDING SAND AS PER CLAUSE 6.5.1 OF IRC SP-63) AND FILLING UP YHR GAPS IN BETWEEN PAVER BLOCKS WITH JOINTFILLING SAND ( THE GRADING OF THE JOINT FILLING SAND WILL BE AS PER CLAUSE 6.5.2 OF IRC SP 63 ) AND COMPLETING THE EDGES WITH CUT BLOCKS AS PER CLAUSE 6.5.2 OF IRC SP 63) AND WITH PROPER CONFINEMENT OF BEDDING AND JOINT FILLING SAND, COMPACTION, LEVELLING AND FILLING UP THE EDGE GAP. 50 MM THICK (II) COLOURED DECORATIVE

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

BUILDING WORKS (B) DISMANTLING, CUTTING CHASE, HOLES ETC 6. Dismantling artificial stone flooring upto 50 mm. thick by carefully chiselling without damaging the base and removing rubbish as directed within a lead of 75 m. a) In ground floor including roof.

Supplying, spreading and compacting Sand to required thickness, in layers not exceeding 150 mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting, guarding, barricading and making adequate earthen bundh where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary. Note:- Add cost at site of the materials to arrive at the complete rate. The compaction factor for dry, clean sand may be taken as 0.835. (The payment is to be made on the basis of finished compacted volume). (c) For Silver Sand

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

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

35mm thick Cement Concrete Pavement (1:2:4) in floor/footpath etc. with graded stone chips 11.2mm down,properly leveled with 3mm thick screen on top by cement slurry paste@2.75kg cement per Sqm. Rounding off corners, chequering as required including taking necessary protective measure complete in Gr.floor/footpath.

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.

Estimated amount

Add: 9%SGST

Add: 9%CGST

1% LWC