Upgradation of 66kV Single Circuit Line to 110kV Double circuit Line from Elachola to Malappuram

Amount

Detailed Survey of the route using Total Station & GPS Instrument along the alignment fixed by the Board , preparation of the longitudinal profiles of the route showing all site details of the terrain including the GPS Coordinates of all tower locations for the km for full width of the line route , plotting of tower locations with details of types and extensions to towers, preparation of tower schedule , calculations involving sag and tension of conductors , preparation and supply of one copy of the approved sag template on transparent acrylic plastic sheet. Supply after completion of all the stub setting works, two paper print copies and one laminated copy of the approved profile drawing and route map with the final tower locations marked along with Softcopy in Autocad format . as directed by Boardstaff (For110kV line, ROW - 22 Mtr)

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

Conducting Check Survey, setting out tower positions on ground, pit marking, all confirming to the approved profile and tower schedule using Digital Theodolites / Total Station etc. as directed by Board staff

Providing stay (temporary nature) by piling Cut Ends in kole land including fabrication of cut ends and conveyance.

Re-Tensioning one span 11kV line including replacing insulators, tightening stay, cutting tree branches and conveyance.

Reshackling one span LT 3ph 4 wire OH line, replacing insulators, tightening stay, cutting tree branches including conveyance.

Reshackling one span LT Sph 2 wire OH line, replacing insulators, tightening stay, cutting tree branches including conveyance.

Disconnecting and lowering down the single phase WP service connection with guy wire from the OH line and reconnecting the same after completing the line Work.

Disconnecting and lowering down the Three phase WP service connection with guy wire from the OH line and reconnecting the same after completing the line Work.

Dismantling Three line ACSR 'MINK' conductor including dettaching insulator strings with arcing hones or rings on to the cross arms, de-clamping conductor from the insulator strings, suspension clamps with armour rods, tension clamps, removing jumbers at tension points, removal of conductor and pilot wire , removing vibration dampers, hire charges of tools & plants, all hire and labour charges for protective devices, providing back stays etc. Complete.

Dismantling of existing 7/10 or 7/3.15mm Earth conductor from the tower detaching the clamps, connectors and line accessories from the conductor, winding and stacking the same at site (Take 50% of the rate for stringing vide item no 63 )

Dismantling barbed wire or flexible wire rope in fencing including making rolls and stacking within 50 metres lead.

Dismantling of tower super structure above ground level including dismantling of tower accessories like phase, danger and number plates, bird guards, anticlimbing devices etc. Complete. And stacking the same at the site

Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within50 metres lead as per direction of Engineer-in-charge :In cement mortar

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

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

Earth work excavation in all kinds of soil by mechanical means (Hydraulic excavator) / manual means over areas (not exceeding 1.5m in depth. 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, 2nd additional lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50M.

Excavation work in ordinary rock 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.

Earth work excavation in Ordinary rock 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, First additional 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.

Earth work excavation in Ordinary rock 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, Second additional 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.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas ( not exceeding1.5 in depth, 1.5 m in width or 10 sqm on plan) including disposal of excavated earth, lead upto 50 m and lift upto 1.5 m, disposed earth to be levelled and neatly dressed (For Hard rock (requiring blasting)

Earth work excavation in Hard rock (requiring blasting) 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, first additional 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.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (not exceeding 1.5m in depth, 1.5 m in width or 10 sqm on plan) including disposal of excavated earth, lead upto 50 m and lift upto 1.5 m, disposed earth to be levelled and neatly dressed (For Hard rock (blasting prohibited)

Earth work excavation in Hard rock (where blasting prohibited) 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,First additional 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.

Earth work excavation in Hard rock (where blasting prohibited) 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,second additional 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.

Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.

Bailing out water with engine and pump set including conveyance to the site, and erection, cost of fuel and other stores, pay of staff etc. complete.(Data for 5 HP/8Hr.)

Dewatering manually wherever necessary including all labour charges etc. Complete

Supplying, stacking and laying quarry muck consisting of pebbles of various sizes (maximum nominal size not to exceed 60mm ) and quarry dust including cost and conveyance of quarry muck and labour charges for consolidation to improve the bearing capacity of soil wherever necessary. (Estimate sanction No.TRCM-35/2021-22/Dtd.16.11.2021)

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

Close timbering in trenches including strutting, shoring and packing cavities (wherever required ) complete. ( Measurements to be taken on the face area timbered ). For depth exceeding 1.5 M and upto 3M

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

Stub setting (using template /probe) for 110kV 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)

Stub setting (using template /probe) for 110kV 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 (For 220 kV DC Tower)

Stub setting (using template /probe) for 110kV 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 (For 220/110 kV MCMV Tower)

Centering and shuttering including strutting, propping etc. and emoval of form work for :Foundations, footings, bases for columns.

Supplying and laying 75mm PVC pipes in line and levels as per the direction of departmental officers

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size)

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

Providing and laying in position 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement-All work upto plinth level.

Centering and shuttering including strutting, propping etc. and removal of form work for :Columns, piers, abutments, pillars, posts and struts

Providing and laying in position reinforced cement concrete of 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including the cost of all materials to be supplied by the contractor at site, conveyance charges of all materials to site of work watering,curing but ,excluding the cost of centering shuttering finishing and reinforcement. All works up to the plinth level,.

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

15 mm cement plaster on the rough side of single or half brick wall of mix: 1:4 (1 cement :4 fine sand)

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 20 mm nominal size) upto plinth level with Cement mortar 1:6 (1 cement : 6 coarse sand)-

Carriage of Soling stone by Mechanical Transport including loading, unloading and stacking: Avg.Distance 4 km

Carriage of Soling stone by Manual Labour including loading, unloading and stacking for lead less than 0.50km- Avg.Distance 0.2km

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 20 mm nominal size) upto plinth level with Cement mortar 1:6 (1 cement : 6 coarse sand)- Using Departmentaly supplied random rubble stone

Pointing on stone work with CM 1:3 ( 1cement.3 fine sand )

Plastering on the top of revetment with 1:4 cement mortar 20mm thick .

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 up to 1.5 m.

Filling with contractor own earth (excluding rock) in open areas in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per direction of site Engineer-in-charge.

Excavation of earth pit of size 0.3 x 0.3 x 3.6 m including over excavation on account of sloping the banks and necessary hire for planks for filling of charcoal, earthing of tower by means of a 50 mm dia, 3 m long pipe and a double run 7/9 S.W.G galvanised steel wire or G.1 tape including cost of charcoal but excluding cost of pipes, steel wire or copper tape with connecting lugs, nuts, etc. which will be supplied at departmental stores (to be specified)

Providing counter poise type earthing wherever necessary for tower location including extra excavation in foundation pits of towers for fixing wih G.I wire on both terminals for connection the GI pipe with tower leg refilling with excavated earth mixed with salt and charcoal as per standard specification including cost of S fabrication of legs for connection arrangement all other materials, transport all labour leads and lifts, etc., complete.

Providing earthing in terminal tower as per standard specification by providing 150 mm dia bore hole for a depth of 3.6m and placing of GI pipes 50mm dia GI "C" class 3m long in to 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.,complete.

Transport of Towers, extensions and other structures and all other materials including earthing materials etc. issued departmentally for the works form departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges etc

Drilling holes on GI/steel members wherever found necessary

Filing holes on GI/steel members wherever found necessary

Cutting GI/steel members wherever found necessary

Erection of tower super structure above ground level including erection of normal and special hill side extension members wherever necessary , providing tower accessories like phase, danger and number plates, bird guards, anticlimbing devices, including tighting, punching and tack welding up to bottom crossarm in the bolt and nut after punching and applying zink rich primer wherever necessary etc. complete, as directed by Board staff (For 110kV DC Tower-Average heightis 22 mtrs ) general area

Erection of tower super structure above ground level including erection of normal and special hill side extension members wherever necessary , providing tower accessories like phase, danger and number plates, bird guards, anticlimbing devices, including tighting, punching and tack welding up to bottom crossarm in the bolt and nut after punching and applying zink rich primer wherever necessary etc. complete, as directed by Board staff (For 220kV DC Tower-Average heightis 33.2 mtrs ) general area

Erection of tower super structure above ground level including erection of normal and special hill side extension members wherever necessary , providing tower accessories like phase, danger and number plates, bird guards, anticlimbing devices, including tighting, punching and tack welding up to bottom crossarm in the bolt and nut after punching and applying zink rich primer wherever necessary etc. complete, as directed by Board staff 220/110kV MCMV Tower ((a1)x2.05) Average height 46.80m general area

Rewinding of WOLF ACSR from dilapated conductor drums (unserviceable for transporting) to serviceable conductor drums issued departmentally including all hire charges for tools and plants and other appliances necessary for rewinding.

Rewinding of "7/3.15 mm or 7/10 stranded steel earth wire '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 ((0.46/0.59) * rate for 7/3.66)

Transport of materials issued departmentally for the works form departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges etc. Line & Earth conductor

Transport of Insulators and accessories, Power conductor accessories, Earth conductor accessories etc. issued departmentally for the works form departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges etc

Paving out, stringing and tensioning as per standard of one 7/10 OR 7/3.15 stranded steel earthwire including fixing the conductors on to the tower top using tension clamps and suspension clamps, jumpering the conductors attension points, jointing the conductor wherever necessary, erection of earth bonds, hire charges of tractor and stringing tools, etc. Complete. ((.46/.59)* rate for 7/3.66)

Paving out, stringing and tensioning OF POWER 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 attension points, jointing the conductors and pilot wire wherever necessary, installation of vibration dampers hire charges of tractor and stringing tools, etc.Complete.(Base data for ACSR panther)

Providing GI barbed wire protection to towers with 2 strand barbed wire weighing 9.38kg per 100m(minimum) fixed with GI staples to posts around erected towers including cost conveyance of all materials, labour charges etc. complete as directed.

HI TECH TOWERS

Fathima Engineering Co. Pvt. Ltd.