Providing Roof Top Tower Foundation and Erection of 18M Tower in City Corporation Building, 7th Cross West Side, Thillai Nagar, Trichy

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

a) In cement mortar

Drilling 25mm dia and 30cm holes in Cement Concrete/Reinforced Cement Concrete/ brick works,grouting of 16mm dia TMT bars in the drilled holes with HILTY ancharing chemical by pressure gun grouting, inserting rod in the chemical etc.complete as deirected by the Engineer in charge. (Note : The cost of HILTY Chemical and TMT bars will be paid seperately)

Supplying HILTY, 9 HIT-REIO) Anchoring chemical of 580ml capacity tube.

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 sizederived from natural sources).

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

a) Suspended floors, roofs, landings, balconies and access platform

b) Lintels, beams, plinth beams, girders, bressumers and cantilevers

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

a) 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 Stone Dust).

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 5 in superstructure above plinth level up to floor V level in all shapes and sizes in :

a) Cement mortar 1:6 (1 cement : 6 M sand)

Welding by gas or electric plant including transportation of plant at site etc. complete.

Supplying and fixing EN 8 grade M.S. Anchor bolts of required diametre and length including threading at top for 120 to 150mm length as required galvanizing of anchor bolts for top 300mm length including fixing to the Beam, Column or wherever required to metals the alignment of tower base plate holes etc. complete as directed by the Engineer in charge.

12 mm cement plaster of mix :

a) 1:6 (1 cement: 6 Stone Dust)

15 mm cement plaster on the rough side of single or half brick wall of mix :

a) 1:6 (1 cement: 6 Stone Dust)

Finishing walls with Acrylic Smooth exterior paint of required shade :

a) New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm)

Finishing walls with Acrylic Smooth exterior paint of required shade :

a) Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface).

Lifting of 18M height tower materials from the Ground level to the Floor Five level by manual head load and lead more than 100 metre, etc., complete as directed by the Engineer-in-Charge.

Erection of three legged Roof Top angular light weight communication tower of 18 M height ( Approximate weight of 3000.00 to 3500.00 Kgs ) using available M.S hot dipped galvanised sections , including sorting, lifting, assembling, fitting and fixing up all tower members in position true to alignment , including hoisting and bolting with necessary bolts, nuts and washers , fixing of ladder, working platform, cable guide rack, pipes and for lightning arrestor at required level all complete as per the directions of the Engineer in charge , including providiing necessary safety precautions to protect human lives and structures nearby during the course of erection , insurance coverage to labourers and including all tools, plants , equipments , machinery required for works as per relevant I.S codes and specifications as directed by Engineer-in-charge (Proof of the Insurance coverage is to be submitted failing which Rs 10000/- will be deducted in the bill )

Painting with LOXOL High Gloss synthetic enamel paint or equivalent in one or more coats over a base coat of etching primer (Bison Wash primer or equivalent) and a coat of approved zinc chromate primer, wherever necessary.

Providing and fixing spike type lightening arrester made of 25mm dia hollow copper pipe of wall thickness 1.60mm and required length with necessary fixtures at top of the tower. The spike shall be insulated by Teflon material and connected to GI plate earthing by GI flat 50 x 3mm with proper lugging arrangement as directed by the Engineer-in-charge. (Cost of G.I. Flat of 50 x 3 mm shall be paid separately).

Providing and fixing GI strip of size 50 x 3 mm with necessary GI clamps at every 1.50m, interval with Porcelain insulator, bolts, nuts, screws, etc.along with vertical runway including connecting with lightning spike at top of tower and earth at ground without overlap joint etc., complete as directed by the Engineer-in-charge. The rate includes all required materials, labours

Providing Bore Earthing for tower lightning conductor by boring a 100 mm dia. bore hole up to 5.50 metre depth, inserting 25mm dia. perforated G.I. Pipe, jointing 50x3 mm jointless GI Flat with G.I pipe by providing 12 x 50 mm bolt&nuts, grouting the bore hole with finely sieved good earth/fine clay soil mixed with char coal and compacting to full depth of bore holes including jointing the G.I flats to the bus bar chamber including the cost of G.I pipe, providing funnel at top for feeding water, shifting of borewell equipments, cost of G.I pipe with perforations at required intervals, conducting A/T for earth value shall be 0.50 ohm or less etc., complete as directed by the Engineer-in-charge.

Constructing brick masonry chamber with water tight C.I. cover with frame of 300 x300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design.

Providing and fixing testing joint, made of 50 x 6 mm GI strip, 250mm long with 6 Nos of GI bolts, nuts, check nuts and washers etc., complete as directed by Engineer-in-charge.