Repairing of Corrugated GS sheet roofing of Telecom Store at TP Nagar BSNL Compound Allahabad

Amount

Sub-Head : Concrete Work

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

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

Sub-Head : Masonry Work

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in :

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

Sub-Head : Roofing

Providing corrugated G.S. sheet roofing including vertical/curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

0.63 mm thick with zinc coating not less than 275gm/ m²

Providing ridges or hips of width 60 cm overall width plain G.S. sheet fixed with polymer coated J. or L hooks, bolts and nuts 8 mm dia. G.I. limpet and bitumen washers complete.

0.63 mm thick with zinc coating not less than 275 gm/m²

Sub-Head : Repairs to Buildings

Removing trees and saplings of girth upto 30cm i/c taking out roots from wall surface of the building by cutting patches/taking out bricks of wall,arrangement of necessary scaffolding etc complete.

Repairing of door shutter,steel windows & rolling shutter i/c taking out and refixing the same and replacement of hinges with screws & welding of members if required by welding machine at site all complete as per direction of Engineer-in-charge.

Repairing of existing damaged corrugated sheet roofing wherever required i/c dismentling of damaged corrugated sheet ridges,hips,velleys and gutters etc and refixing of servicable sheet with J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead and stacking the unservicable material within 50 metres lead all complete as per direction of Engineer in charge.(The replaced new sheets will be paid separately.)

Sub-Head : Finishing

12 mm cement plaster of mix :

1:4 (1 cement: 4 coarse sand)

Sub-Head : Miscellaneous

Credit to corrugated G.S Sheet received from dismanting.

Sadhana construction company