Strengthening of damaged 9No.s.- 9.00 M poles on terrace of OU Library_HD5327, Cell site, Hyderabad.

Amount

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 derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

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

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

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

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. .

Providing and fixing bolts including nuts and washers complete.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

Two or more coats on new work.

Extra for galvanising (of thickness not less than 120 microns) on M.S angles , flats, gussets plates, bolts, nuts and other fasteners.

Providing and fixing anchor fasteners (expansion fasteners) of approved quality including drilling holes in RCC and fixing complete

a) 16 mm dia and 100mm length

Drilling holes of 16mm dia in RCC slab/beam upto a depth 120 mm and embedding 12mm dia TMT bars of grade Fe 500D in the hole including grouting the hole with FOSROCK LOKFIX chemical or approved equivalent to anchor reinforcement excluding the cost of reinforcement as per direction of Engineer-in-Charge. ( the work shall be carried out as per manufactures specification through the Applicator approved by the manufacturer)

Tightening of bolts and nuts for the entire roof top 9x9 meters poles and gantry including checking and correcting verticality of tower, fixing of necessary missing bolts with torque resistant bolts and nuts with plain and spring washers check nuts etc ., all complete all as per direction of Engineer -In Charge. (Rate includes the cost of making the tower to vertical, tightening of existing bolts and nuts with plain washers and spring washers and check nuts, necessary scaffolding arrangement, helmets, ropes, pullies and other safety arrangements and all other incidental charges, complete all as per directions of Engineer-in-Charge. Payment for missing bolts and nuts shall be made separately under relevant item.) Note:- BSNL shall not be responsible for any mishaps, damages etc., if any, occurring during the execution of the work. The rate includes the cost for taking necessary insurance for workmen compensation and for comprehensive risk coverage. Nothing extra shall be paid on any account. 1 No. of 9m height pole including their struts shall be considered as one Job