21/EEC/CD/BSNL /BGL/2024-25

Amount

Mechanical transportation pole tower material (pipes of 3.0 m length) from CTSD store MAGADI ROAD to fabricator workshop and fabricated structures from the workshop to BSNL roof top tower sites within Bengaluru city for lead up to 45km including all loading, unloading, lifting of structure to building terrace and hoisting in position with existing roof top poles as per the direction of Engineer-in-chrge for total lift upto 40m. Rate quoted shall be including insurance)

Structural steel work in roof top tower frames of Galvanised Iron pipes of approved brand and manufacturer cutting welding/fixing to existing poles, fixing clamps with nut bolts wherever required (Clamps & connecting plates shall be paid under the relevant item of the agreement) complete as directed by Engineer-in charge. Note: Rate shall be including all the material, labour, hoisting of frames, for lift up to 40m at terrace level of existing buildings and excluding primer coat

Supplying and fixing chemical anchor bolt with 5.80 grade zinc coated stud 10mm dia and 130mm long, drilling 12mm dia and 100mm deep hole insertion of epoxy acylate based chemical capsule of size M-10 in RCC slab as per base plate design including curing of grout, fixing of washer and high tensile nut after curing cleaning dust from drill hole driving of anchor stud inside capsules with hex drive adaptor complete as per direction of Engineer-in-charge (Note-Anchor stud, capsules, Nut, washer & Hex adaptor shall be of approved quality and manufacturer and all material shall be of the same manufacturer)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement :

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 :

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.

Hot rolled deformed bars

Providing and fixing Hot dip Galvanised steel clamps (semi-circular) & connecting plates to G.I. poles making holes of specified size for fixing nut bolts (nut bolts shall be paid for separately) complete as directed by Engineer-in charge (Rate shall be excluding primer coat).

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.

In stringers, treads, landings etc. of stair cases, including use of chequered plate wherever required, all complete.

Providing and fixing G.I. Hex bolt (half thread) conforming to IS:1363 including nuts and spring type washers of specified size as directed.

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

Two or more coats including one coat of single pack grey epoxy primer ( Asian paint, Berger, indigo or equivalent make)

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

Credit to the agency for dismantled unserviceable material recovered under the relevant agreement items

Cast iron & GI pipes