Dismantling existing 3x15 M MARR Masts and damaged gantry posts and erection of 3 x 9.00 Meters poles with Dept. materials and providing with new gantry posts with MS angles on terrace of Building under Phase IX.2 4G installations, at NBSNL site

Amount

Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer’s specification.

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 :

1:1½:3 (1 cement : 1½ coarse sand(zone-III) derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III)derived from natural sources : 3 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

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.

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

Providing and fixing bolts including nuts and washers complete.

20 mm cement plaster of mix :

a)1:4 (1 cement: 4 fine sand)

Neat cement punning

Finishing walls with Acrylic Smooth exterior paint of required shade :

New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm).

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

Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture.

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge.

Dismantling steel work in built up sections in angles, tees, flats, Poles and channels including all gusset plates, bolts, nuts, cutting rivets, welding etc. including dismembering and stacking within 50 metres lead.

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. .

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

12 mm dia and 100mmm length

16 mm dia and 100mm length

Rebate for taking away dismantled rusted and unserviceable steel ropes, structural steel hollow tubes of dia 50mm used as supports to gantry obtained from dismantling for disposing it off, etc. all complete as per the directions of engineer in charge.

Carting out of building rubbish / malba / similar unserviceable, dismantled, excavated or waste materials by mechanical means, through private carrier including lifting from 2nd floor to GF, loading, transporting, unloading to municipal dumping ground beyond 50 m initial lead, or in any other compound as decided by the Engineer-in-charge, for all leads including all lifts involved.

Transportation of 3x 9.00 M Poles materials, from BSNL Secunderabad stores to NBSNL site at Kakatiyanagar, Neredmet, Secunderabad shifting of material from stores to lifting of material to 2nd floor of NBSNL site at Kakatiya Nagar, Neredmet item includes , loading , unloading and placing the material at designated location at site of work in good condition etc. complete as directed by Engineer-In-Charge

Dismantling of the roof top MARR MAST including connecting angles, gantry, antennas, nut & bolts, Guy ropes etc., complete as per the direction of the Engineer in charge. (Rate includes the cost of dismantling of MARR mast, necessary scaffolding/pulley/rope arrangement including helmets, ropes, pullies and other safety arrangements, insurance charges etc., all complete as per directions of Engineer-in-Charge. 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. (a)3X15.00 metres high MARR masts

Transportation and handing over of 3x15.00 M MARR masts materials, from Kakatiyanagar, Neredmet, Secunderabad site to BSNL stores at Nacharam including shifting of material from terrace to GF, loading , unloading and stacking in good condition and getting acknowledgement from store in charge after handing over the materials etc., all complete as directed by Engineer-In-Charge

Erection of 3x 9.00 M Poles with Hot finished welded type tubes and fixing with supporting struts with structural steel work riveted, bolted or welded in built up sections, trusses and framed work, on the terrace of G+2 floors building including cutting, hoisting, fixing in position, insurance and all other incidental charges etc., all complete as directed by Engineer-In-Charge. (item includes lifting and placing the poles at the specified location in site of work) (Poles and structural steel for struts shall be supplied by BSNL)

Providing and supplying heavy duty injection adhesive for fixing threaded bolts in wet/dry conditions HILTI RE500 for dia upto 40mm of HILTI India Pvt. Ltd. The system to be made of two foils consisting of resin and hardener foil pack. The system can be used for fixing threaded bolts viz HAS-E-M8 to 39 rods. The cost inclusive of material, epoxy fasteners, drilling holes in concrete etc., complete as directed by Engineer-In Charge.

16mm dia epoxy based anchor fasteners

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)

K Naidu Babu (BID ID -960974)