Kolkata Metropolitan Development Authority Tender

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. a) Pakur Variety

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 of IS 15658: 2006) manufactured from BIS licensee manufacturer with spacer nib( Small protruding profiles on the vertical faces of a paver block used as a device for keeping minimum joint gap in between the paver blocks as per Cl. No. 3.26 of IS : 15658 and of specific size and shape with aspect ratio (The ratio of length to thickness of a paver block as per Cl. no. 3.3 of IS :15658) as per Table 2 of IS : 15658 with flexural strength/ breaking load as per Annexure G of IS : 15658 on the prepared base course of pecified CBR as per Table 1 of IRC SP 63(2018) or else as mentioned in deign and drawing with a cushion of compacted bedding sand of 25-35 mm thick (grading of bedding sand as per clause 6.5.1 of IRC SP-63) and filling up the gaps in between paver blocks with joint filling 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 Cl. No. 8.7 of IRC SP 63(2018) with proper confinement of bedding and joint filling sand, compaction, levelling and filling up the edge gap. 50 mm thick (ii) Coloured Decorative

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] (a) With 1:6 cement mortar, 15 mm thick plaster

Supplying & laying Double Wall Corrugated (with external annular corrugation and smooth internal walls) High Density Polyethelene Pipes conforming to IS 16098 (Part-II):2013 having Stiffness Class of SN 8 with Ring Stiffness not less than 8.00 KN/Sqm. and Impact Resistance TIR value not more than 10% including necessary jointing materials for nonpressure underground Drainage, Sewerage & Cross drainage application 200 mm dia

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S-12592(M.D). ix) Light duty gully pit cover (yard gully) with with frame and hinge arrangement for opening of size each 1233.00, Cover: 300 mm X 275 mm X 30 mm,Frame: 450 mm X 375 mm X 75 mm opening: 300mm x 225mm,Weight: 43 kg (approx)

125mm thick brick work with 1st. class bricks in cement mortar (4:1). a) In ground floor

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 by loading into truck and unloading the same in the located place and cleaning the site in all respect as per direction of Engineer-in-Charge.

Add GST @ 18% on Total amount over item No. 1 to 11, i.e. Rs.402409.00

Add Labour Welfare Cess @ 1% on Total amount over item No. 1 to 12, Rs.3579865.00