Kolkata Municipal Corporation Tender

Labour for laying single brick flat soling including ramming and dressing bed to proper level and filling joints with powdered earth.

BUILDING WORKS ( C ) BRICKWORKS, CONCRETE WORKS Etc. A. BRICK WORKS 1. Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

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

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.

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.

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

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.

SUPPLYING AND LAYING IN THE SPECIFIED PATTERN OF INTERLOCKING CONCRETE BLOCK PAVEMENT -------------50MM THICK ---COLOURED DECORATIVE

Resetting of Stone Slabs of kerb & channel of road side drain to correct line and level including cement pointing (1:2). a) Vertical Kerb

Resetting of Stone Slabs of kerb & channel of road side drain to correct line and level including cement pointing (1:2). b) flat channel stone.

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)

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

Taking out stone slab of kerb & channel of road side drain and stacking as directed.  b) flat channel stone.

Taking out stone slab of kerb & channel of road side drain and stacking as directed.  a) vertical kerb stone.

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

Construction of special inspection chamber pit of size 900mm. X 600mm. (inside measurement) without shaft with 250mm. thick cement brick work (1:4) over150mm. thick jhama cement conc. (1:4:8) bed over a layer of brick flat soling including providing 150mm. thick R.C.C. slab with ordinary cement concrete (mix 1:1.5:3) with reinforcement as per standard drawing over the chamber, brick on edge flooring with ordinary cement concrete (mix 1:2:4) in the invert with 20mm. thick cement plaster (1:4) finished fine with 1.5 mm. thick neat cement in the inside walls and invert including supplying, fitting and fixing 450mm. dia. (15 M.T.) heavy duty R.C.P.C. cover and frame (15 M.T. load-bearing capacity) with ordinary cement concrete (mix 1:2:4) and C.I. steps (4 kg. each) including cutting hard crust, excavation, dewatering, back filling and removal of spoils but excluding shoring as per standard drawing .(depth of invert between 1.15m. to 1.80m. below G.L.) i) Average depth of invert 1.15 m. below G.L.

Sub Total

GST 18%

CESS 1%