Dismantling of Roof Top tower upto 18m height and its transportation from site VAL375_Samyakjain to Dholai TE building and re-erection of the same dismantled RTT at Dholai TE building in Valsad OA.

Amount

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 :

(a) 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 :

(a) Lintels, beams, plinth beams, girders, bressumers and cantilevers.

(b) Columns, Pillars, Piers, Abutments, Posts and Struts.

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 fine sand).

Finishing walls with water proofing cement paint of required shade :

(a) New work (Two or more coats applied @ 3.84 kg/10 sqm)

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

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials from terrace of building (upto floor V level) by mechanical means including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all loads including all lifts involved.

Grading roof for water proofing treatment with

(a) Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Dismantling of Roof Top Tower consisting of structural steel work bolted in built up section (upto 18m height of tower) including numbering and dehoisting of the members as well as stacking of members / nuts & bolts etc. properly and its transportation from site to nearbty store all complete as per the direction of Engineer-in-charge.Notes :The items includes for the following and nothing extra shall be paid on this account.(a) The agency shall take every precautions against the damages to the structure or near by structures while dismantling / dehoisting the tower.(b) Necessary safety precautions to protect the human-lives, insurance coverage to the labours etc. shall be the sole responsibility of the agency.(c) Numbering to each member shall be done with permanent paint / ink and should be quite neat and clean to read. Nuts / bolts and washers dismantled shall be collected panel-wise and kept strictly in separate metal or wooden boxes, each such bos of nuts / bolts shall be also marked with corresponding panel numbers of tower with permanent paint / ink. (d) Item includes all operations, tools & plants, equipments, machinery etc. required for the work as well as safety measures as per the relevent IS codes. This charges are for dismantling of tower and approximate weight of tower is 5 (Five) tonne.(e) Rate includes cost of dismantling of tower, making list of tower members and stacking it safely at site. Agency has to take insurance cover for the labour engaged in dismantling of RTT tower.

Transportation of all the material available from the dismantling of RTT tower , safely including loading, unloading and carting of RTT material all complete as per the direction of Engineer-in-charge.(a) From Samyakjain to Dholai TE building (approx distance 50 kms)

Erection of roof top Tower upto 18m mtr. height of building ( Height of Tower 12mtr. ) using new/ old/ recovered/ dismantled tower material as per item No. 7 available at site. The work shall include the following :(a) Erection of tower including sorting, assembling, lifting, fitting and fixing up all tower members in position true to the alignment including assembling/ hoisting / fixing of ladder, working plateform, wave gide rack, lighting arrestor, lightening arrestor pipe stand etc . at required level all complete as per the manufacturare's drawing and as per the direction of Engineer -in- charge . The item includes enlarging holes, straightening of twisted or bend tower members of any type etc. and all other connected works for the above operation ( if any and as required ) all complete as per the direction of Engineer -in- charge.This item also includes for Painting with two or more coats of synthetic enamel paints of approved colour shade, brand and manufacturer to give an even shade as per Aviation requirements over a coat of zinc chromate yellow primer all complete as per dirction of Engineer-in-charge. Agency shall arrange for all the materials, labour, T & P etc. as required.NOTES:-(1) The Items includes for the following and nothing extra shall be paid on this account:

( a ) The agency shall take every precautions against the damages to the structure or nearby structures while erecting the tower. ( b ) Necessary safety precaution to protect the human lives, insurance coverage to the sole responsibility of the agency. ( c ) Item includes for all operations, tools and plants, equipments, machinary etc. required for the work as well as safety measures as per the relevant IS codes.( d ) Item also includes with lifting of all tower materials up to floor five level. 2) The Items does not include for the dome lights and its system,and earthing system for tower, These shall be paid under seperate items, if and as required.3) The Items does not include the supply of tower material/ dismantling of old tower and its transportation. These shall be paid under separate items, if and as required.

Extra for providing single spike solid copper lightening arrestor of 650 mm length, 12 mm dia. having necessary threads & brass nut at bottom end of the rod and connecting the tin coated copper wire (IS marked) of gauge 7/20 from lower end of the lightening arrestor to the lug with 4 hole provided at 0.50 m below the top of the tower by 10 mm dia. brass nuts, bolts & washers etc. all complete and as per the direction of Engineer-in-charge. (1) The rate includes for all the materials and labour required for item as above except fixing of pipe stand which shall be paid seperately in relevent item.

Supply, installing, testing & commissioning for aviation light as necessary so as to satisfy aviation requirements consisting of the following :

(a) Supplying, installing, testing & comissioning of Single dome Aviation obstruction light (AOL) fixture having base made of aluminium die cast / fibre body and top cover of red polycarbonate dome & 230 V AC LED Aviation obstruction lamp with 300 & more Nos. clear LED's having light intensity of minimum 1200 LUX & necessary auto on-off scanner photo cell unit with tranformer in built in dome light of make from Vijay, Binoy, Altrox or equivalent etc. with necessary clamp for fixing arrangement etc. all complete as per the direction of Engineer-in-charge. The rate includes for all the materials, labour and T & P etc. required for all the works as mentioned above.

(b) MCB of range 6-32 Amp of Havells,Merlin Gerin or equivalent make.

© Providing and fixing PVC double insulated 2 core x 1.5 Sq.mm. copper conducter / unarmoured power cable (Finolax, Polycab or equivalent) including removing damaged power cable and encasing new power cable in existing PVC conduit pipe.

(d) Providing and fixing PVC conduit pipe of 20 mm dia. of approved brand and manufacture all complete as per direction of Engineer -In-Charge.

Providing , laying and testing of plate earth system for roof top tower consisting of the follwing ( Earth resistance shall be less than 2.00 ohm)

(a) Providing and laying G.I. earthing strip of size 50 x 6 mm (having 6 mm dia. holes at 1 m c/c along the length) inside the ring earth trench, horizontaly towards all the four tower legs and vertically upwards to connect with the gusset plate of first joint of all the four legs. The jointing of the two G.I. strips as well as joint in between G.I. strip and gusset plate of tower leg shall be done with an overlap of 90 mm, sandwitching in between a lead sheet of size 90 x 50 x 1 mm and bolted with 2 Nos. of 10 mm dia. G.I. nuts / bolts & spring washers. The jointing between the G.I. strips shall further the protected / sealed by wrapping properly with ISI marked 2" wide water proof tape.Notes : (1) While laying the G.I. strips, they should not be bent sharply at right angles but should be laid in smooth curves of about 1 m radius. (2) The rate includes for all the materials and labour required for all the above including lead sheet, water proof tape etc. (3) Measurement : Only the net length of G.I. strip shall be measured for payment. Nothing extra shall be paid for overlapping length etc.

Deduction for the cost for taking over the old material obtained from dismantling and demolishing as on where is basis.

(a) Corroded reinforcement.

HUM INFRASTRUCTURE

OM ENTERPRISES