Construction of RCC Retaining Wall at the east side boundary of SEZ at Kinfra ilm and Video park, Trivandrum.

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m,disposal earth to be levelled and neatly dressed.

All kinds of soil

Extra for every additional lift of 1.5 m or part thereof in excavation/ banking excavated or stacked materials.

All kinds of soil (Lift from 1.5m to 3.0 m)

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50m and lift upto 1.5m

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering all works upto plinth level.

1:5:10 (1 cement : 5 coarse sand :10 graded stone aggregate 40 mm nominal size)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing :

1:2:4 (1 cement : 2 coarse sand(zone-III) : 4 graded stone aggregate 20 mm nominal size).

Providing and laying in position ready mixed M-25 grade concrete for reinforced cement concrete work, using cement content as per approved design mix, 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 reinforced cement concrete work, including pumping of R.M.C. from transit mixer to site of laying, excluding the cost of centering, shuttering finishing and reinforcement, including cost of 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 :- Minimum cement content considered in this item is @ 360 kg/cum. If the design mix stipulates different cement content than specified nothing extra shall be paid on any account ).

All works upto plinth level

All works above plinth level upto floor V level

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete up to plinth level

Thermo-Mechanically Treated bars of grade Fe 500D or more

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level

Thermo-Mechanically Treated bars of grade Fe 500D or more

Centering and shuttering including strutting, propping etc. and removal of form for :

Foundations, footings, bases of columns etc. for mass concrete.

Walls (any thickness ) including attached pilasters, butteresses,plinth and string courses etc.

Providing and constructing Solid block masonry in C.M 1:6 (1cement : 6 Manufactured sand) with Solid blocks of 40x20x20 cm size and approved quality(average compressive strength not less than 50 Kg/cm2)including scaffolding, raking out of joints,curing, cost and conveyance of all materials,labour, lead, lift, etc. complete for all types of masonry works in super structure above plinth level as directed by Engineer-in-charge at all levels

Cement mortar 1:6 (1 Cement : 6 coarse sand)

Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement : 3 fine sand)

12 mm cement plaster of mix:

1:6 (1 cement : 6 fine sand)

Finishing walls with waterproofing cement paint of required shade

New work (Two or more coats applied at 3.84 kg/10 sqm)

Providing and fixing 110 mm dia PVC pipes (4kg/Sqm) as weep holes with suitable length in RCC wall as per the direction of Engineer-in-charge.

RAJAKUMAR P