Bharat Sanchar Nigam Limited Tender

(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).

Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels, columns & slabs to introduce steel bars for sunshades/balconies i.c. fixing the steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement, all complete as per direction of Engineer-In-Charge.

a) Above 12mm dia & upto 25mm dia.

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.

Dismembering of all the material of BTS shelter at terrace of max (G+4) floor building including steel shed & supporting frames of approximate size 3.13 x 2.13 x 2.65 m including removing of all panel of walls, roof, floor, "C" channels and removing of "I" section, "J" bolts from cement concrete blocks after dismantling of required R.C.C. / cement concrete and keeping all the dismembered material on terrace and Shifting of all the prefab shelter dismembered material from terrace of max G+4 floor building including demolished RCC/CC debris lying on the terrace to the ground floor all complete as per the direction of Engineer in charge. all complete as per direction of the Engineer-In-Charge. (Note : Rate includes all the operations required for completion of item).

Transportation of all the material available from the dismantling of RTT tower and BTS Shelter , safely including loading, unloading and carting of all material from Sajita Hotel,Umargam to Vapi TE Bldg terrace all complete as per the direction of Engineer-in-charge.

Providing and Fixing in position anchor bolts of 28mm/ 32 mm dia and length upto 0.80 m having 10mm thick plate of 150 x 150mm welded to its bottom and having threads of 125mm at top. The length below the threads and upto the plate shall be galvanised. The bolts shall be placed in true line, level, alignment including placing and fixing nuts washers with the help of M.S. template including welding, if required, as per drawing and as per direction of Engineer in charge.

Erection & painting of roof top Tower upto 21m height on Max (G+4) building using new/old/recovered/ dismantled tower material as per item No. 10 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.

Providing & fixing single spike solid copper lightening arrestor of 650 mm length, 12 mm dia. having necessary threads & brass nut at bottom end of the rod etc. copper lightening arrestor is to be fixed approx. 1 to 2 m above the top of the tower over a lightening arrestor pipe stand all complete as per the direction of Engineer in charge.

Supplying, installing, testing & comissioning of LED (Light emitting diodes) lamp of Vijay or BINAY or Avids or Litten or equivalent on circular drum covered with glass and supporting arrangement etc with in built day night sensor and transformer etc complete. The Aviation Light shall be of low intensity type of approved make which can work at AC supply of 200 to 300 Volts. The item includes providing and fixing ISI marked 1.5 Sqmm PVC double insulated and PVC sheathed copper conductor armoured cable of approved brand and manufactures, fixed with MS clamps at suitable interval etc and fixing main switch board with MCB etc at power supply point in exchange building or any other pont as per the directions of Engineer in charge. Note : The rate includes for all the materials, labour and T & P etc. required for all the works as mentioned above.

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. GI 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 GI 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.