Raising height of 7 EHT feeders for Metro phase 2

Transportation of materials issued departmentally for the work from the Transmission store at Kalamassery and distribution to locations for stringing including all charges for conveying, loading, unloading, storage, all incidental expenses during execution of work and taken back dismantled materials.(Transportation by Lorry)-Line and Earth Conductor

Transportation of materials issued departmentally for the work from the Transmission store at Kalamassery and distribution to locations for stringing including all charges for conveying, loading, unloading, storage, all incidental expenses during execution of work and taken back dismantled materials.(Transportation by Lorry)-Insulators and accessories, power and earth conductor' accessories

Transportation of materials issued departmentally for the work from the Transmission store at Kalamassery and distribution to locations for stringing including all charges for conveying, loading, unloading, storage, all incidental expenses during execution of work and taken back dismantled materials.(Transportation by Lorry)-Tower Parts and other structures including earthing set

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, anti climbing devices, including tighting ,punching and tack welding upto bottom cross arm in the bolt and nut after punching and applying zinc rich primer wherever necessary etc. complete, as directed by Board staff.-220 kV DC Tower Average height 33.2 m (R-Narrow)

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, anti climbing devices, including tighting ,punching and tack welding upto bottom cross arm in the bolt and nut after punching and applying zinc rich primer wherever necessary etc. complete, as directed by Board staff.-110 kV DC 'C' type Tower Average height 50.25m

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, anti climbing devices, including tighting ,punching and tack welding upto bottom cross arm in the bolt and nut after punching and applying zinc rich primer wherever necessary etc. complete, as directed by Board staff.-220/110 kV MC MV Tower Average height 46.80m

Dismantling existing 110kV tower super structure including extensions and stacking the structures as per directions

Dismantling existing 66kV tower super structure including extensions and stacking the structures as per directions

Dismantling 220kV existing tower super structure including extensions and stacking the structures as per directions

Drilling of holes

Filing of holes

Cutting of steel angle

Paving out, stringing and tensioning as per standard of six line 'POWER CONDUCTORS' 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 where ever necessary , installation of vibration dampers, hire charges of tractor and stringing tools, all hire and labour for protective trestle work, providing suitable back stays at the time of stringing etc complete (including sag , jumber).-Paving out, stringing and tensioning as per standard of six line 'ACSR DOG' conductors

Paving out, stringing and tensioning as per standard of six line 'POWER CONDUCTORS' 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 where ever necessary , installation of vibration dampers, hire charges of tractor and stringing tools, all hire and labour for protective trestle work, providing suitable back stays at the time of stringing etc complete (including sag , jumber).Paving out, stringing and tensioning as per standard of Single line 'ACSR DOG' conductors (Earth Wire)

Paving out, stringing and tensioning as per standard of six line 'POWER CONDUCTORS' 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 where ever necessary , installation of vibration dampers, hire charges of tractor and stringing tools, all hire and labour for protective trestle work, providing suitable back stays at the time of stringing etc complete (including sag , jumber).Paving out, stringing and tensioning as per standard of six line 'ACSR WOLF' conductors

Paving out, stringing and tensioning as per standard of six line 'POWER CONDUCTORS' 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 where ever necessary , installation of vibration dampers, hire charges of tractor and stringing tools, all hire and labour for protective trestle work, providing suitable back stays at the time of stringing etc complete (including sag , jumber).Paving out, stringing and tensioning as per standard of six line 'ACSR Kundah' conductors

Dismantling existing six line ACSR Wolf conductor from the tower and stacking the conductor as per directions

Dismantling existing 3 line ACSR Wolf conductor from the tower and stacking the conductor as per directions

Dismantling existing six line ACSR Dog conductor from the tower and stacking the conductor as per directions

Dismantling existing six line ACSR Kundah conductor from the tower and stacking the conductor as per directions

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 ever necessary, erection of earth bonds, hire charges 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.

Dismantling existing OPGW from the tower and stacking the conductor as per directions

Labour charge for joining the OPGW in FODP/Metalic joint box, carrying out all prepration works, splicing the fibre to the pigtailsand aligning the fibre in the splicing trays, routing pigitails etc complete. All tools and equipments, OTDR etc required for the work are to be provided by the contractor,

Dismantling one set tension string with conductor from D- shackle of the 66/110kV tension tower after tensioning the conductor by using special appliances after giving jumper connections, then lowering the conductor with tension string, dismantling existing tension clamp with fittings from the conductor, marking the position of the tension hardware fittings after changing the damaged portion of line conductor if any with new conductor using Mid span joint and providing single tension hardware fittings/double tension hardware fittings (double tension hardware fittings for road crossing/ river crossing etc.) on the conductor using compresor, replacing damaged disc insulators, re-assembling the insulator string to the tension hardware fittings with conductor, lifting the same, re-assembling to the existing D-shackle at the cross arm and giving necessary jumper connections etc. as per the direction of departmental staff.

Dismantling one set tension string with conductor from D- shackle of the 220kV tension tower after tensioning the conductor by using special appliances after giving jumper connections, then lowering the conductor with tension string, dismantling existing tension clamp with fittings from the conductor, marking the position of the tension hardware fittings after changing the damaged portion of line conductor if any with new conductor using Mid span joint and providing single tension hardware fittings/double tension hardware fittings (double tension hardware fittings for road crossing/ river crossing etc.) on the conductor using compresor, replacing damaged disc insulators, re-assembling the insulator string to the tension hardware fittings with conductor, lifting the same, re-assembling to the existing D-shackle at the cross arm and giving necessary jumper connections etc. as per the direction of departmental staff.

Dismantling of existing 7/10 or 7/3.15mm Earth conductor from the tower detaching the clamps,connectors and lineaccessories from the conductor,winding and stacking the same at site.

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., complete.

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)

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

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

Arranging Scaffoldings on either sides of the Main road as per the direction of dept. officers excluding hire charges of materials.

Boring, in rock for abutting of piles in rock/hard stratum using equipments required for the work including cost of reinforced cement concrete piles of grade M-25 but excluding the cost of steel reinforcement including removal of excavated debris at site.For 1200mm piles

Boring, in rock for abutting of piles in rock/hard stratum using equipments required for the work including cost of reinforced cement concrete piles of grade M-25 but excluding the cost of steel reinforecement including removal of excavated debris at site.For 1000mm piles

Boring, providing and installation 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 and temporary casing of appropriate length for setting out and removal of same and the length of the pile to be embedded in the pile cap etc. by percussion drilling using Direct mud circulation (DMC) or Bailer and chisel technique by tripod and mechanical Winch Machine all complete, including removal of excavated earth with all its lifts and leads (length of pile for payment shall be measured up to bottom of pile cap). Note: Truck Mounted rotary/TMR/Tubewell boring machine shall not be used) . For 1200 mm dia piles

Boring, providing and installation 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 and temporary casing of appropriate length for setting out and removal of same and the length of the pile to be embedded in the pile cap etc. by percussion drilling using Direct mud circulation (DMC) or Bailer and chisel technique by tripod and mechanical Winch Machine all complete, including removal of excavated earth with all its lifts and leads (length of pile for payment shall be measured up to bottom of pile cap). Note: Truck Mounted rotary/TMR/Tubewell boring machine shall not be used. For 1000 mm dia piles

Earth work excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed for ordinary rock

Extra for every additional lift of 1.5 m or part thereof in excavation / banking excavated or stacked materials- ordinary rock.

Earth work excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed for all kinds of soil

Extra for every additional lift of 1.5 m or part thereof in excavation / banking excavated or stacked materials- All kinds of soil

Bailing out water using 5 HP pump - Bailing out water with 5 HP engine and pump set including conveyance to site and erection- cost of fuel, lubricating oil and other stores, pay of staff etc. complete

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering for foundation of pile cap 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size)

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

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum - All work upto plinth level.

Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete

TMT Steel (TMT bars of grade Fe-500D or more) reinforcement for R.C.C. work including straightening, cutting,bending, placing in position and binding all complete upto plinth level

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.

Supplying and stacking at site -Good earth

Supplying and stacking at site -Moorum

Filling with available earth/moorum (already supplied and measured separately) in layers (each layer should not exeeding 15cm) in depth, with intermediate layer of compacted earth (soil density of 98%) after every four layerss of compacted depth of moorum,sides&top layer of filling shall be done with earth having total minimum compacted thickness 30cm or as decided by Engineer-in-charge,including compacting each layer by rolling/ramming and watering all complete as per drawing and direction of Engineer-in-charge.

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

Random rubble masonary with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12(1 cement:6 course sand:12 graded stone aggragate 20mm nominal size) up to plinth level with Cement mortar 1:6 (1 cement : 6 coarse sand)

Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) :Flush/ Ruled pointing

Applying priming coat with ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/steel works including the cost of preparation of surface etc complete.

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade: two or more coats on work , including the cost of preparation of surface etc complete

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade: Two or more coats on new work

Solid block masonry using pre cast solid blocks (Factory made) of size 30x20x15 cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 15cm in: CM 1:6 ( 1 cement :6 coarse sand) etc complete

12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge:In cement mortar.

Finishing walls with Acrylic Smooth exterior paint of required shade:New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

Clearing grass and removal up to a distance of 50M out side the periphery of area cleared.

Disposal of moorum/building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical transport, including loading, transporting, unloading to approved municipal dumping ground for lead upto 10km for all lifts,complete as per direction of Engineer-in-charge.

Lateral load testing of single pile in accordance with IS Code of practice IS : 2911 (Part IV) for determining safe allowable lateral load on pile :

Integrity testing of Pile using Low Strain/ Sonic Integrity Test/ Sonic Echo Test method in accordance with IS 14893 including surface preparation of pile top by removing soil, mud, dust & chipping lean concrete lumps etc. and use of computerised equipment and high skill trained personal for conducting the test & submission of results, all complete as per direction of Engineer-in-charge

ARYACON CONTRACTORS AND ENGINEERS PRIVATE LIMITED

Red Star Constructions

ADDYUTHIYA POWER PROJECTS PRIVATE LIMITED

Fathima Engineering Co. Pvt. Ltd.