Demolishing and re-construction of road and culverts at various location in Badarpur Assembly Constituency-53

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing, including cost of curing, admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge.” Note : Excess/less cement used than specified in this item is payable/ recoverable separately. All works upto plinth level M-10 grade plain cement concrete (cement content considered @ 220 kg/cum)

Providing and laying RMC of M-30 grade By using 400kg of cement (43 grade. OPC) per Cum of concrete in roads/streets manufactured in automatic RMC plant using coarse sand and graded stone aggregate of 20mm nominal size in appropriate proportion as per approved design criteria including transportation to site in transit mixer, including cost of admixture in recommended proportion as per IS9103 to accelerate/ retard setting of concrete to improve workability without impairing strength and durability as per specification including spreading and compacting mechanically by using needle and surface vibrators, leveling to required slope & camber, finishing by floating & brooming with wire brushes etc. and curing including making provision for contraction /expansion, construction of cross/ longitudinal joints of size 10mm wide 50 mm deep by groove cutting machine, providing and filling joints with approved joint filler and sealants, etc. complete, as per direction of Engineer-charge (Cost of joint filler & sealants shall be paid for separately under relevant items)

Raising of existing manhole up to 30 cm (Av) height by dismantling of C.C/RCC cover and frame including brick masonry with bricks of class designation 75 in cement mortar 1:4(1cement: 4 coarse sand) plastering inside walls with cement mortar 1:4 (1 cement:4 coarse sand ) with a floating coat of neat cement punning 12mm thick including cost of quantities to be executed in or under foul position complete as per direction of Engineer-in-charge.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality EHD - 35 Circular shape 560 mm internal dia

Providing and fixing red sand stone slabs 30mm thick over drains to act as shuttering complete as per direction of Engineer in charge.

Centering and shuttering including strutting, propping etc. and removal of form for all heights Small lintels not exceeding 1.5 m clear span, moulding as in cornices, window sills, string courses, bands, copings, bed plates, anchor blocks and the like

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III): 3 graded stone aggregate 20 mm nominal size).

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

Providing and laying Non Pressure NP-4 class (Heavy duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete 450 mm dia RCC pipes.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand)

15 mm cement plaster on the rough side of single or half brick wall of mix : 1:4 (1 cement: 4 fine sand)

Neat cement punning