Up-gradation and conversion of 18.9km 66kV Kaniyambetta-Mananthavadi SC line to DC line in 110 kV parameters

Conducting check survey,setting out tower positions on ground,pit marking,al confirming to the approved profile and tower schedule using digital theodolites/Total stations etc as directed by board staff

Cutting and removing trees or branches of trees of various girths in the clearance belt of 22.00m (for 110kV) which obstruct stringing or lowering the line etc., complete as per the direction of Department staff at site and removal of rubbish up to a distance of 150m outside the periphery of the area cleared For girth (measured at a height of 1 m above ground level), beyond 30 cm upto and including 60 cm

Cutting and removing trees or branches of trees of various girths in the clearance belt of 22.00m (for 110kV) which obstruct stringing or lowering the line etc., complete as per the direction of Department staff at site and removal of rubbish up to a distance of 150m outside the periphery of the area clearedFor girth (measured at a height of 1 m above ground level), beyond 60 cm upto and including 120 cm

Cutting and removing trees or branches of trees of various girths in the clearance belt of 22.00m (for 110kV) which obstruct stringing or lowering the line etc., complete as per the direction of Department staff at site and removal of rubbish up to a distance of 150m outside the periphery of the area cleared For girth (measured at a height of 1 m above ground level), beyond 120cm upto and including 240 cm

Cutting and removing trees or branches of trees of various girths in the clearance belt of 22.00m (for 110kV) which obstruct stringing or lowering the line etc., complete as per the direction of Department staff at site and removal of rubbish up to a distance of 150m outside the periphery of the area cleared For girth (measured at a height of 1 m above ground level), beyond 240cm

Transport of materials issued departmentally for the works from Departmental store and distribution to locations for erection including storage if necessary loading and unloading charges etc.For first10.00 km lorry conveyence of Towers ,extensions,other structures and all other materials including earthing materials

Transport of materials issued departmentally for the works from Departmental store and distribution to locations for erection including storage if necessary loading and unloading charges etc.For first10.00 km lorry conveyence of Line and earth conductor

Transport of materials issued departmentally for the works from Departmental store and distribution to locations for erection including storage if necessary loading and unloading charges etc.For first10.00 km lorry conveyence of Insulators ,power conductor and earth conductor accessories

Transport of materials issued departmentally for the works from Departmental store and distribution to locations for erection including storage if necessary loading and unloading charges etc.For1KM Head load conveyence of Towers ,extensions,other structures and all other materials including earthing materials

Transport of materials issued departmentally for the works from Departmental store and distribution to locations for erection including storage if necessary loading and unloading charges etc.For1KM Head load conveyenceLine and earth conductor

Transport of materials issued departmentally for the works from Departmental store and distribution to locations for erection including storage if necessary loading and unloading charges etc.For1KM Head load conveyence of Insulators ,power conductor and earth conductor accessories

Transport of materials issued departmentally for the works from Departmental store or from any other source of storage and distribution to locations for erection including storage if necessary loading and unloading charges etc. for Towers ,extensions,other structures and all other materials including earthing materials

Transport of materials issued departmentally for the works from Departmental store or from any other source of storage and distribution to locations for erection including storage if necessary loading and unloading charges etc for Line and earth conductor

Transport of materials issued departmentally for the works from Departmental store or from any other source of storage and distribution to locations for erection including storage if necessary loading and unloading charges etc for Insulators ,power conductor and earth conductor accessories

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m-All kinds of soil.

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift above 1.5m and upto 3.0m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m-All kinds of soil.

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift above 3.0m and upto 4.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m-All kinds of soil.

Extra rates for quantities of excavation, executed in or under water and/or liquid mud, including pumping out water as required for 1m water depth

Extra rates for quantities of excavation, executed in or under water and/or liquid mud, including pumping out water as required for 2m water depth

Excavation work by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50 m.-Ordinary rock

Excavation work by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift above 1.5m and upto 3.0 m, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50 m.-Ordinary rock

Pumping or Bailing out water and removing slush etc by using pump set of capacity 4000Lr/Hr including cost of labour, oil, hire charges of pump set,etc complete.

Excavation work by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50 m.-Hard rock (blasting prohibited)

Close timbering in trenches including strutting,cavities (wherever required) complete. shoring and packing (Measurements to be taken of the face area timbered), Depth not exceeding 1.5 m

Close timbering in trenches including strutting,cavities (wherever required) complete. shoring and packing (Measurements to be taken of the face area timbered), Depth exceeding 1.5 m but not exceeding 3 m

Drilling holes for providing anchor /dowel bars varying in depth and diameter in rock or concrete and cleaning the holes, grouting with cement grout (CM 1:2) after fixing dowel bars including cost of all materials,labour etc. complete as per specification and drawings.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level with Thermo-Mechanically Treated bars

Fabricating the given angle iron suitable for stub and cleat (GI members,bolt & nut will be supplied free of cost at site)

Stub setting (using template/probe) for 110 kV towers.Erection of stub, stub template, fixing of jack for supporting template, allignment and leveling for exact location of stubs of stub setting template, dismantling of template after completion of initial curing of Cement concrete, movement of template from one location to another complete, as directed by Board staff. - general area (For110 kV DC Tower)

Providing and laying in position on Cement concrete of specified grade excluding the cost of centering and shuttering-All work up to plinth level. 1:1.5:3(1cement : :1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Plain Cement concrete 1:3:6 using M sand and using 40 mm stone aggregate) for levelling course, including cost of all materials and labour charges for watering, ramming, curing etc complete as per the directions of deptl. Officers

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m

Drilling of holes in Steel Angles

Filing of holes (enlarging) in Steel Angles

Cutting of steel angles

Erection of tower super structure above ground levelincluding erection of normal and special hill side extensionmembers wherever necessary, providing tower accessorieslike phase, danger and number plates, bird guards, anticlimbing devices, including tighting ,punching and tackwelding upto bottom cross arm in the bolt and nut afterpunching and applying zink rich primer wherever necessaryetc. complete, as directed by Board staff(For 110 kV DC Tower - Average height is 22 mtrs) general.For 110KV DC Tower

Erection of tower super structure above ground levelincluding erection of normal and special hill side extensionmembers wherever necessary, providing tower accessorieslike phase, danger and number plates, bird guards, anticlimbing devices, including tighting ,punching and tackwelding upto bottom cross arm in the bolt and nut afterpunching and applying zink rich primer wherever necessaryetc. complete, as directed by Board staffFor DD Type tower Avarage height 29 mtrs

Erection of tower super structure above ground levelincluding erection of normal and special hill side extensionmembers wherever necessary, providing tower accessorieslike phase, danger and number plates, bird guards, anticlimbing devices, including tighting ,punching and tackwelding upto bottom cross arm in the bolt and nut afterpunching and applying zink rich primer wherever necessaryetc. complete, as directed by Board staff For Narrow based& special type towers Avarage height 37 mtr

Providing special type trussels For NH/SH road crossing,

Lowering down the existing one 7/9 stranded steel earth wire including detatching insulator, clamps etc., sorting out of usable materials for reuse and coiling the conductors and stacking them properly in a safe place for loading the same to the vehicle etc., complete

Dismantling the existing 3 LINE ACSR MINK conductor from the tower including detatching clamps ,connectors and line accessories from the conductor,winding and stacking the same at site etc.

Rewinding of "WOLF ACSR' from dilapidated conductor drums unsuitable for transporting/paving out on to serviceable conductor drums issued departmentally including all hire charges for tools & plants necessary for rewinding

PIPE EARTHING:Providing earthing in terminal tower as per standard specification by providing 150mm dia bore hole for a depth of 3.6m and placing of GI pipes 50 mm dia GI "C" class 3m long into the bore including cost of 600 mm dia RCC collar placing over the earth pipe and connecting the earth pipe and tower leg using 7/3.66 mm GI earth wire with lugs connecting to the pipe and fixing necessary GI clamp etc.,including drilling of bore cost of all lead and lifts etc.,

Providing counter poise type earthing wherever necessary fortower location including extra excavation in foundation pits oftowers for fixing wih G.I wire on both terminals forconnection the GI pipe with tower leg fefilling with excavatedearth mixed with salt and charcoal as per standard specification including cost of S fabrication of legs forconnectio arrangement all other materials, transport all labourleads and lifts, etc., complete

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 ( 1 cement : 6 coarse sand : 12 graded stone aggregate 20mm nominal size) upto plinth level with Cement mortar 1:6.

Pointing on Random Rubble work with cement mortar 1:3 using fine sand

Filling the revetment and tower pit with departmental earth in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming for all lead and lift including excavation and conveyance charges.

Dismantling of tower super structure above Ground level including sorting of members and stacking them neatly for easy loading of the same to the vehicle etc., complete.

Paving out, stringing and tensioning as per standard one OPGW including fixing the conductors on to the tower tops using tension clamps and suspension clamps , jumpering the conductor at tension points , jointing of conductor where evre necessary, erection of earth bonds, hire charges d for pulling machines, tractors and stringing tools, all hire and labour for protective trestles and providing suitable back strings at the time of stringing etc complete.

Paving out, stringing and tensioning OF ACSR WOLF CONDUCTORS including attaching insulator strings with arcing horns or rings on to the tower cross arms, clamping the conductor to the insulator strings using suspension clamps with armour rods and tension clamps, jumpering the conductors at tension points, jointing the conductors and pilot wire wherever necessary, installation of vibration dampers hire charges of tractor and stringing tools, etc. Complete

Boring, providing and installing bored cast-in-situ reinforced cement concrete piles of grade M-25 of specified diameter and length below the pile cap, to carry a safe working load not less than specified, excluding the cost of steel reinforcement but including the cost of boring, with bentonite solution andtemporary casing of appropriate length for setting out and removal of same and the length of the pile tobe embedded in the pile cap etc. all complete, including removal of excavated earth with all lifts and leads(Length of pile for payment shall be measured upto bottom of pile cap).

Providing and laying in position on Cement concrete of specified grade excluding the cost of centering and shuttering-All work up to plinth level. 1:2:4(1cement : :2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Providing and laying in position Cement concrete of specified grade excluding the cost of centering and shuttering -All work upto plinth level. 1:4:8(1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Supplying,cutting&fixingPVC pipes (working pressure 4 kgf / cm2) Single socketed pipe 110 mm dia

Re-Tensioning existing 3 line ACSR MINK conductors during the time of erection of new towers including providing insulator strings to the newly erected tower x arms,clamping the conductor to the insulator strings using tension clamps,jumper the conductor at tension points where there is a suspension tower need to be converted to tension tower as per the new tower schedule

Providing one Earth using GI earth pipe of size 38.1mm dia, 2.5m length including digging separate pit (0.45x0.45x2.5m) at a minimum distance of 1.5m away from the pole/structure and maintaining standard distance between different earth pipes in ordinary soil & Backfilling.

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girthup to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Driving down coconut piles 200 mm to 300 mm dia to approved line and levels through various strata including cost of piles, all hire and labour for fixing staging platform and all other appliances necessary for pile driving after pointing the bottom and upto 8 m depth below ground level, etc complete. Rm

Fencing Tower with 2 strand barbed wire no .14 fixed with staples to posts around erecting tower including cost and conveyance of all materials .labor charge etc. complete as directed

Forming temporary Road 1M length 3m wide

Standard Rent Calculation/Are for storage space

Aryacon Contractors and Engineers

SUNNY JACOB CHERIAN

HI TECH TOWERS

Pratap Energy Solutions