STRINGING OF CONDUCTOR FROM 400 KV SARNATH ON 220 KV SARNATH-BIRAPATTI LINE ON DC TOWER BY INSTALLING CROSS ARMS INCLUDING OTHER ADDITIONAL WORKS

Amount

Survey

Check survey and final peg marking

Sorting of tower-04 nos. towers mark wise including stub & templates at 220KV substation Gajokhar. Shifting of the same from stacking place to loading point and loading on private vehicle. Transportation from Gajokhar to erection site and unloading at site.

Excavation of earth for 220 KV DC towers-04 nos as per profile and specification for each tower including all earth work, back filling and levelling etc.

Stub setting for 220 KV DC towers-04 nos as per profile.

Concreting with cement sand and ballast in the ratio 1:2:4 for 220 KV DC towers-04 nos as per profile.

Reinforcement of steel bar as per specification for 220KV DC tower including cost of material.

Laying, stringing, tensioning, clamping, jointing, etc. of ACSR Zebra conductor 3X2.5 KM.

Erection of 220 KV DC towers-04 nos as per profile.

Tack welding of all the nuts to the height of one section of the towers or 5 mtr from ground level whichever is higher with 3 tacks at 120° separation of minimum 10 mm thickness with 10/12 mm electrode and application of zinc rich aluminium paints on the affected surface including cost of all materials.

Dismantling of 01 No. (DC+0), 1 No (DB+0)& 1 No (DA+5) type tower at loc. No. 7,10&11 respectively of 220KV Sarnath Birapatti line by way of breaking tack welding and safely removing one by one lattices structure and carrying the dismantled tower part from site to UPPTCL store including scrap nut and bolt & stacking properly.

Laying, stringing, tensioning, clamping, jointing, etc. of earth wire OPGW including associated hardware and fitting for proper functioning.

Grounding work including earth work etc. for pipe earthing/grounding including cost of choke and salt.

Shifting of 220 kV Sarnath Gajokhar line conductors from existing bay to another nearby bay(presently named as Gazipur bay) in between gantry to Ist tower by dismantalling of old conductor and stringing of new ACSR zebra conductor by clamping, jointing and hoisting.

Shifting of 220 kV Sarnath Gazipur line conductors from existing bay to another nearby bay(presently named as TBC bay) in between gantry to Ist tower by dismantalling of old conductor and stringing of new ACSR zebra conductor by clamping, jointing and hoisting.

Fixing of bottom crossarm on bothsides of towers in 220 kV Sarnath Birapatti Line from sarnath to loc No-10 by way of shifting of cross arm material.

Supply

Tower Parts/Structure

Stub for DA type tower inc. Nut Bolts-1 set

Stub for DC type tower inc. Nut Bolts-2 set

Stub for DC+10 type tower inc. Nut Bolts-1 set

(DA+5) Type Tower inc. Nut Bolts-1 set

(DC+0) Type Tower inc. Nut Bolts-2 set

(DC+10) Type Tower inc. Nut Bolts-1 set

Bottom Cross arm (Left & Right) for A type tower-2 set(KPTL Design)

Bottom Cross arm (Left & Right) for B type tower-2 set(KPTL Design)

Bottom Cross arm (Left & Right) for C type tower-4 set(KPTL Design)

Hardware and Accessories

Single susension fitting suitable for ACSR Zebra Conductor

Single tension fitting suitable for ACSR Zebra Conductor

Double tension fitting suitable for ACSR Zebra Conductor

Disc insulator 70KN

Disc insulator 160KN

Tower Accessories

Earthing material

Phase plate

Danger board

Number board

Bird Gaurd

Conductor Accessories

Vibration damper suitable for ACSR Zebra Conductor

MS joint suitable for ACSR Zebra Conductor

Repairing sleeve suitable for ACSR Zebra Conductor

P.A.Rod suitable for ACSR Zebra Conductor

M/S SHEKHAR ENGINEERING WORKS

Rama Power construction