Permanent Restoration of Steel Grider Bridge over Priya Nallah (Under Bridge Sector)

Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: Hard Rock (Blasting prohibited )

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Reinforced cement concrete work in walls (any thickness) including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts upto floor five level including curing but excluding cost of centering shuttering, finishing and reinforcement. 1:1½:3 (1 cement : 1½ coarse sand : 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 above plinth level Thermo-Mechanically Treated bars of grade Fe-500D or more.

Hand packing stones in wire crates including the cost of stones and cost of crates.

Centring and shuttering including strutting propping etc and removal of form work Foundations, footings, bases of columns etc. for mass concrete

Dumping stone including cost of stones. in Horizontal on level

carriages of materials by mechinical transport incl. loading, unloading and stacking complete.

Sand avg lead of 30 km

stone agg below 40 mm nominal size for and lead of 30 kms

stone agg above 40 mm nominal size for and lead of 30 kms

Carriage of stone boulder for an average lead of 1 kms.

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