tower particulars.xlsx

Technical Particulars for Erection & Maintenance work of Transmission Lines

S. No. Particulars Unit Rate in Rs.

2 km 1612

3 cubic metrea Normal Soil(m3) 144b hard Soil 305c Soft rock/integrated rock 337d hard rock without blasting 770e hard rock with blasting 706f subermed hard/ normal at marine soil 2094 Setting of template& stub/Anchor bolt Nos.

a 132 kV S/C with +6m ext. nos. 1427 1535 2388 2470b 132 kV D/C with +6m ext. nos. 1861 2597 2806 3014c 220 kV S/C with +6m ext. nos. 2068 2455 2902 3319d 220 kV D/C with +6m ext. nos. 2485 2902 3528 4152

e nos. 4152

f nos. 41525 Concreting (m3)

a 1:4:8 mix (m3) 6217b 1:3:6 mix (m3) 4748c 1:2:4 mix (m3) 4890d 1:1.5:3 mix (m3) 59656 Steel Reinforcement (MT) MT

427957 Earthing

Check survey as per approved route of line includes re-checking of the line route as per approved profile chainage, tower center marking, bisection of angle tower as required at site

Excavation excluding back filing, including shoring, shuttering, dewatering etc. upto the required depth as per foundation specification/ drawings

Setting of template& stub/Anchor bolt and removal after concreting, excluding cost of excavation and concreting but including back filing with excavated/borrowed earth (with all lead & lift) in layers in layers with ramming & watering

Tangent tower(A)

Small angle tower(B)

Medium angle Tower( C )

Large angle/dead

end(D)

220 kV D/C Spl. Tower with +18m ext. ; span upto550m

221 kV D/C Spl. Tower with +18m ext. span exceeding 550m

Providing and laying cement concrete for all types of foundation as per ISS 456 including cement, sand, stone aggregate 20mm nominal size , water etc. preparing surfaces, shuttering, Mixng , placing , ramming , curing, finishing as per specification & drawings

Cutting, bending, welding of joints if required, fixing and placing of steel reinforcement as per specification and drawings including material

a set 1091

b

i set 1384

ii set 22768 Erection of towers(structures matrerials)

i 132 kV S/C tower nos. 5291 6222 6639 9332ii 132 kV D/C tower nos. 7343 10683 12474 17093iii 220 kV S/C tower nos. 7959 10150 11693 15232iv 220 kV D/C tower nos. 11590 17413 18857 25270v 220 kV D/C Spl. Tower with span upto550ma Normal Structure nos. 26367b with +4.5m extn to normal structure nos. 6237c with +9m extn to normal structure nos. 12715d with +18m extn to normal structure nos. 25943

vi 220 kV D/C Spl. Tower with span exceeding 550ma Normal Structure nos. 34153b with +4.5m extn to normal structure nos. 6173c with +9m extn to normal structure nos. 12394d with +18m extn to normal structure nos. 26152

9

132 kV S/C tower nos. 882 1235 1459 1779132 kV D/C tower nos. 1123 1571 1861 2261220 kV S/C tower nos. 1203 1684 1988 2421220 kV D/C tower nos. 1603 2918 3688 4875

10 Nos.

132 kV S/C tower nos. 1764 2325 3014 3511132 kV D/C tower nos. 2164 2855 3704 4313220 kV S/C tower nos. 2405 3175 4105 4794220 kV D/C tower nos. 3046 4025 5211 6061

Earthing of towers with pipe type earthing excluding the supply of pipes, wires, bolts & connectors but excluding coke/charcoal etc. augering & backfilling in all types of soil

Earthing of tower legs with Counter poise earthing excluding supply of materials but including excavation and back filling in all types of soil

each set by laying 4 wires each 15m long at a depth of 600mm

each set by laying 4 wires each 25m long at a depth of 600mm

Erection of super structures including D-shackles, ACD, Hangers, U-bolts, Step bolts,danger plate, phase plate,etc. Also including tack welding of bolts & nuts upto bottom cross arm,/ beam level including application of Zinc rich paint

Tangent tower(A)



Large angle/dead

end(D)

Erection of 3mtr ext. including tack welding & of bolts & nuts & application of Zn rich paint

Tangent tower(A)



Large angle/dead

end(D)

Erection of 6mtr ext. including tuck welding of bolts & nuts & application of Zn rich paint

Tangent tower(A)



Large angle/dead

end(D)

11 MT 2950

Erection of Sub-station structures (MT) including levelling, setting of stub, tightening & pucnhing of nut & bolts and tack welding upto beam level asper specification

12 Conductor Stringing

a3 conductor for S/C line km 220796 conductor for D/C line km 32148

b3 conductor for S/C line km 290056 conductor for D/C line km 41192

c3 conductor for S/C line km 280116 conductor for D/C line km 41896

d3 conductor for S/C line km 373446 conductor for D/C line km 53939

13 Earth wire Stringing

a 1 Nos. for 7/3.15 mm galvanised wire km 3737b 1Nos. for 7/4 mm galvanised wire km 4361c 2 Nos. for 7/3.66 mm galvanised wire km 6542

Rs./kma 1 Nos. for 7/3.15 mm galvanised wire km 4858b 1Nos. for 7/4 mm galvanised wire km 5676c 2 Nos. for 7/3.66 mm galvanised wire km 5498

Stringing of ACSR Panther including hoisting of insulator string, laying , jointing, & tensioning of conductor, clamping with armour rods, & fixing of vibration damper per route km of line

Stringing of ACSR Zebra including hoisting of insulator string, laying , jointing, & tensioning of conductor, clamping with armour rods, & fixing of vibration damper per route km of line

Stringing of ACSR Panther including hoisting of insulator string, laying , jointing, & tensioning of conductor, clamping with armour rods, & fixing of vibration damper per route km of line for river crossing section i.e from Anchor tower to anchor tower for regular flowing river only

Stringing of ACSR Zebra including hoisting of insulator string, laying , jointing, & tensioning of conductor, clamping with armour rods, & fixing of vibration damper per route km of line for river crossing section i.e from Anchor tower to anchor tower for regular flowing river only

Stringing of galvanised steel stranded wire including laying, jointing, & tensioning, clamping , clipping & fixing vibration damper and earth bond etc.

Stringing of galvanised steel stranded wire including laying, jointing, & tensioning, clamping , clipping & fixing vibration damper and earth bond etc. per route km of line for river crossing section i.e from Anchor tower to anchor tower for regular flowing river only

14 Dismantling of towers MT

a 132 kV & 220 kV S/C & D/C towers (all types) MT 3255b 400 kV & S/C & D/C Towers (all types) MT 3752c 220 D/C spl. Tower MT 4570d 400kV S/C & D/C spl. Tower MT 5291e SubStation Structures MT 3255

15 Destringing of Earth wires/ Conductor Rs./kma ACSR panther Conductor

3 conductor for S/C line km 242916 conductor for D/C line km 35371

b ACSR zebra conductor


c Earth wire

1 Nos. for 7/3.15 mm galvanised wire km 41051Nos. for 7/4 mm galvanised wire km 47942 Nos. for 7/3.66 mm galvanised wire km 7199

16 Restringing of Earth wires/ Conductor Rs./kma ACSR panther Conductor


Dismantling of super structures alonwith extensions having tack welding of bolts & nuts , including removing of D-shackles, hanger, U-bolts,step bolts, ACD, danger plate, phase plate of tower including transportation from site to our store and stacking of all materials, number plate,

Dismantling of vibration dampers & armour rods, removal of conductor from clamps & fittings in rollers , detensioning, dehoisting of insulator string as required and collecting the material and depositing the same in our store and stacking

Dismantling of vibration dampers & armour rods, removal of conductor from clamps & fittings in rollers , detensioning, dehoisting of insulator string as required and collecting the material and depositing the same in our store and stacking

Dismantling of earth bonds,vibration dampers, declipping & fitting in rollers ,detensioning, and collecting the material and depositing the same in our store and stacking

Dismantling of vibration dampers & armour rods,fittings in rollers , detensioning, holding & lowering of conductor , dehoisting of insulator string as required, adding/ removing & jointing of conductor, hoisting of insulator string, lifting of conductor rollers, and retensioning, jointing, fitting of vibration dampers and armour rods, and clamping per route km of line section to be restrung dismantled material not reused to be deposited in our store and stacked

b ACSR zebra conductor


c Earth wire

1 Nos. for 7/3.15 mm galvanised wire km 37371Nos. for 7/4 mm galvanised wire km 43612 Nos. for 7/3.66 mm galvanised wire km 6542

17 Rivetment of Towers

a m3 1575

b m3 1508

c m3 543

d sq. metre 242

e m3 1939

Dismantling of vibration dampers & armour rods,fittings in rollers , detensioning, holding & lowering of conductor , dehoisting of insulator string as required, adding/ removing & jointing of conductor, hoisting of insulator string, lifting of conductor rollers, and retensioning, jointing, fitting of vibration dampers and armour rods, and clamping per route km of line section to be restrung dismantled material not reused to be deposited in our store and stacked

Dismantling of earth bonds, vibration dampers & declipping & fitting in rollers ,detensioning, holding & lowering of earth wire , adding/ removing & jointing of earth wire, lifting of rollers, and retensioning, jointing, clipping ,fitting of vibration dampers and earth bonds per route km of line section to be restrung dismantled material not reused to be deposited in our store and stacked

Providing and laying cement concrete including curing, compaction etc.complet using stone aggregate 40 mm nominal size ( crusher broken) in foundation plinth, using 1 cement : 5 sand : 10 aggregate mix

Random rubble stone masonry for rivetment in 1:5 cement sand mortar including providing and fixing 100 mm dia PCC drain pipe & raised and cut-pointing on stone masonry in 1:3 cement sand mortar excluding excavation but back filing inside rivetment using excavated/ borrowed earth (with all lead & lift) in layers not exceeding 20 cm in depth & considering each deposited layer by ramming & watering

Random rubble dry stone pitching including preparing surface etc. complete with raised & cut pointing in cement sand mortar 1:3 curing etc.

Cement concrete coping grade 1cement :2 coarse sand :4 graded stone aggregate ) rounding edges etc. but excluding the cost of rasing of steps etc. complete for 75 mm thick with 20mm thick nominal size aggregate

Brick masonry in foundation & plinth with bricks of class designation 75 in cement mortar ( 1cement : 5 coarse sand)

f Sq. metre 248

18 Setting of stub anchor bolt & templatea 132 kV D/C narrow base towers

Tangent tower(A) Nos. 1725Small angle tower(B) Nos. 2601Medium angle Tower( C ) Nos. 2794

19 Erection of Towers a 132 kV D/C narrow base towers

Tangent tower(A) Nos. 6136Small angle tower(B) Nos. 13779Medium angle Tower( C ) Nos. 19419

Brick on edge flooring with bricks of class designation 75 including poiniting in cement mortar( 1:3) complete laid on 12 mm thick bed of cement sand mortar 1:5

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tower particulars.xlsx