Diversion work of 220KV Rishikesh-Dharasu ckt Ist transmission line Due to Construction of Tourism Road from Koti Colony to Dobra Chanthi Bridge in Tehri Garhwal

SUPPLY

ACSR Zebra Conductor

7/9 SWG Earth Wire

Single Tension fitting suitable for Zebra con.

Double Tension fitting suitable for Zebra con.

Disc Insulator 160 KN

Single tension fitting E/W

Vibration Damper Con.For Zebra conductor

Vibration Damper E/W 7/9 SWG

Flexible copper Bond

Mid Span joint Con. For Zebra conductor

Mid Span Joint 7/9 SWG

Number Plate

Phase Plate (Set of 3)

Danger Plate

Anti Climbing Device

Repair sleeve for Zebra con

Counter poise earthing set 30 mtr. Long each ( 4 nos set of each location)

MS steel bar for reinforcement

STEEL PART ( TOWER)

C Type D/C tower with bolts nuts ,flat washers, pack washers & stub (Galvanised) (2 nos.).and leg extension. Ht. Steel

C Type D/C tower with bolts nuts ,flat washers, pack washers & stub (Galvanised) (2 nos.).and leg extension. Mild Steel

Stub 'C' Type D/C tower with bolts nuts , flat washers, pack washers (Galvanised) (2 Set) Ht. Steel

Stub 'C' Type D/C tower with bolts nuts , flat washers, pack washers (Galvanised) (2 Set) Mild Steel

ERECTION

Detail route survey, Profiling, Alignment etc. including preparation of tower schedule, optimization of tower locations, tower spotting etc. and Preparation of forest case complete in all respect for 220 KV Line.

Check Survey including peg marking for 220 KV line.

Detailed soil investigation in all type of soil.

Setting of stubs, including all foundation work but excluding the cost of concreting and excavation

C type tower (D/C type)

Cost of Excavation of benching work and excavation of foundation pit and backfilling & levelling etc.

in ordinary soil / earth mixed with boulders

in Ordinary rock /DFR/SFR

in Hard Rock

Cost of concreting including all material cement, sand & sone baloo in 1:3:6 ratio (1 Cement: 3 Coarse sand :6 graded stone aggregate 20 mm nominal size) (M10) including shoring & shuttering reinforcement etc. (Excluding RC Steel)

Cost of concreting including all material cement, sand & sone baloo in 1:1.5:3 ratio (1 Cement: 1.5 Coarse sand :3 graded stone aggregate 20 mm nominal size) (M20) including shoring & shuttering reinforcement etc. (Excluding RC Steel)

Super structure erection including all work above ground level

C type tower (D/C type)

Laying, stringing Tensioning , clamping joining etc. complete with single ACSR Zebra conductor including hosting of insulator and fitting of vibration damper etc. for single side of D/C tower and complete 3 phase of single circuit tower.

Laying, stringing Tensioning , clamping joining etc. complete with single earth wire 7/9 SWG including fixing of clamps and all accessories.

Tack welding on bolts and nuts on first section of towers

Grounding work with counter poise type earthing including cost of earthing set 30 mtr. Long each (4 No. sets for each location) including excavation 0.6 mtr. Deep & back filling.

Cost of building revetment (including cost of all material)

Earth work in excavation by manual means in benching/revetment work including disposal of surplus excavated soil as directed. with all leads and lifts, disposed earth to be neatly levelled and dressed

Ordinary soil / earth mixed with boulders / soft rock

In ordinary Rock / DFR / SFR

Hard rock

Rough stone and random rubbles with 1:6 cement mortar. (1 Cement :6 coarse sand)

Cost of cement concreting required for bottom pad for revetment work in 1:3:6 ratio. (1Cement: 3 Coarse Sand: 6 Graded stone aggregate 20 mm nominal size)

Cost of cement concreting in 1:2:4 ratio in taping of revetment work. (1Cement: 2 Coarse Sand: 4 Graded stone aggregate 20 mm nominal size)

Providing and fixing weep hole with 75mm PVC pipe (pressure 6Kg/sqcm) in proper slope.

Supply and Spreading, Back filling of revetment wall with stone and ramming, including cost of material and T&P required for proper completion of work.

Fixing of following tower accessories.

Danger plate

Number plate

Phase plate (set of 3)

Anti climbing Device

Dismantling of Existing tower Different type and Shifting to 220 KV Store Chamba Safely and proper stacking at Store .

De- Stringing of ACSR Zebra Conductor and Shifting to 220 KV Store Chamba Safely and Place Properly.

De- Stringing of 7/9 SWG Earth wire and Shifting to 220 KV Store Chamba Safely and Place Properly.

*Taxes shall be applicable extra as per norms