Fortification of Compound Wall Uppal Road side (from Gate No.1 to Gate No. 3) at CSIR-NGRI, Hyderabad

Description of Items :

Demolishing stone rubble masonry manually/ by mechanical means including cement concrete copping and stacking of serviceable material and disposal of unserviceable material within the NGRI campus all lead as per direction of Engineer-in-charge : In cement mortar

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, including the cost of centering, shuttering and finishing: 1:1½:3 (1 cement : 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with specially shaped washers etc. complete. Hot finished welded type tubes

Painting with superior quality synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Providing and fixing of CRS sheet (make of JSW Galvalume or equivalent) of standard IS 513 having a yield strength of 240 MPC with galvanized as per IS 277/GIS 3302 of sheet 0.50 TCT zinc coating of 275 GSM both side mass painted as per IS 14246 RMP tolerance of 0.03 as per IS 513 of colour of white, green, light blue of wide 1.06 m plain sheets and curves at one side as plans with Galvanized Hex Head Self Tapping Screw with bitumen washer and of required size and complete the job as per instruction of Engineer-in-charge. 0.50 mm thick with zinc coating not less than 275 gm/ m²

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a all distance of outside the periphery of the area cleared.

GANGI SURENDER

Y RAJA SHARMA

MADHURI CONSTRUCTIONS