West Bengal Housing Infrastructure Development Corporation Limited Tender

Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level, and filling joints with local sand

Hire & labour charges for shuttering with centering and necessary staging up to 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs. Beams, columns , lintels curved or straight including fitting, fixing and striking out after completion of works (up to roof of ground floor) (a) 25 mm to 30 mm thick shuttering without staging in foundation

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 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 (ICBP) with concrete blocks (with concrete grade as specified as per Table 1 of IS 15658:2006) manufactured in steel mould clamped to a vibrating table by hydraulic pressure (as per cl no. 6.30 of IRC : SP: 63(2018) from BIS license manufacturer with spacer nib (small producing 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:156358) and of specified 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 specified CBR as per table 1 of IRC SP63 (2018)or else as mentioned in design and drawing with a cushion of compacted bedding sand of 25-35mm thick (grading of the bedding sand as per clause6.5.1 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 I(RC 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 of the edge gap. 60 mm thick. (i) Grey

Supplying & laying Double Wall Corrugated (with external annular corrugation and smooth internal walls) High Density Polyethylene 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 non-pressure underground Drainage, Sewerage & Cross drainage application. (iv) 200mm internal dia.

Plain / Reinforced Cement Concrete in Substructure with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality, cement and water reducing admixtures, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete as per drawing and technical specification including the cost of necessary form work and staging complete as per drawing and technical specifications. A. PCC Grade M20

Supplying, fitting and placing HYSD bar reinforcement in Sub-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge. Using SAIL/TATA

M.S. work in Rolled steel joists, channels, angles. Tees, plates etc. including hoisting, placing in position including providing staging and removing after completion of works and cutting to sizes as required.

Providing and laying pre-cast cement concrete road channel of size 200 x 250 x 100 mm of concrete M-25 Grade without reinforcement, setting in position at site after preparing the bed and sloper by 50 mm stone dust as per specification &direction of EIC including filling of joints with 10 mm thick cement mortar (1:4) and curing the mortar joints for at least 3 days including cost & carriage of all materials complete.

G.S.T. @ 18% on Rs. 4645338.36

Cess @ 1% on Rs. 4645338.36 NOTE : RATE TO BE QUOTED UPTO TWO DIGITS AFTER DECIMAL POINT. QUOTED RATE MAY BE ROUNDED UP TO TWO DIGITS AFTER DECIMAL POINT IF ANY BIDDER QUOTES MORE THAN TWO DIGITS AFTER DECIMAL POINT, WHILE PREPARING COMPARATIVE STATEMENT.