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| 1 | Clearing light junglesincluding uprootingof rank vegetation, grass, brushwood,trees and saplingsof girth upto 30 cm .measured at a height of 1M above ground level and removal of rubbish up to a distance50 m outside the periphery of the area cleared |
| 2 | Dismantling of existing 7/9 or 7/3.66mm Earth conductor from the tower detaching the clamps, connectors and line accessories from the conductor,winding and stacking the same at site |
| 3 | Dismanling 3 Line Dogfrom the tower detaching the clamps, connectors and line accessories from the conductor,winding and stacking the same at site.Take 50% of the stringing rate vide item no 66 of KSEBTransmission data dtd 13.04.2020 ( Item No 62 of this estimate ). |
| 4 | Dismantling oftower super structure above ground levelincluding normal and special hill side extension members,detaching tower accessories,Nut and bolts (where ever necessary) from the tower angles and stacking the same at site |
| 5 | Transport of dismantled materialssuch as Tower super Struture , Conductor, Earth wire, Hardwares Insulators , etc from site,includingloading and unloading charges etc as directed by Board staff. To Pathirapally Substati on Compound a)Line and Earth conductors upto 10km |
| 6 | Line and Earth conductors above 10 km (Additional charges) |
| 7 | Insulators and accessories, Power conductor accessories, Earth conductor accessories etc. upto 10km |
| 8 | Insulators and accessories, Power conductor accessories, Earth conductor accessories etc. above 10 km (Additional charges) |
| 9 | Towers, extensionsand other structures and all other materials including earthing materials etc. upto 10km |
| 10 | Towers, extensionsand other structures and all other materials including earthing materials etc.above 10 km (Additional charges) |
| 11 | Constructionof earthern ring bunds for bailing out water for excavation for foundation and stub setting, includingshoring, if necessary, with plaited coconut cadjan and bamboos, etc. as per dimensions noted below. Bunds upto 0.5 m height, 1 m bottom width and 0.5 m top width for facilitating dismantling of existing tower |
| 12 | Constructionof earthern ring bunds for bailing out water for excavation for foundation and stub setting, includingshoring, if necessary, with plaited coconut cadjan and bamboos, etc. as per dimensions noted below. Bunds beyond 0.5 m height to 1 m height , 1.5 m bottom width & 0.5 m top width for facilitating dismantling of existing tower |
| 13 | Constructionof earthern ring bunds for bailing out water for excavation for foundation and stub setting, includingshoring, if necessary, with plaited coconut cadjan and bamboos, etc. as per dimensions noted below.Bunds beyond 1 m height top widthto be 0.5 m and bottom width to be proportionately fixedfor facilitating dismantling of existing tower |
| 14 | Close timbering in case of shaft,well,cesspit ,manhole and the likeincluding strutting,shoring and packingcavities( where ever required) complete.( Measurement to be taken of the face area timbered) Depth not exceeding 1.5M |
| 15 | Close timbering in case of shaft,well,cesspit ,manhole and the likeincluding strutting,shoring and packingcavities( where ever required) complete.( Measurement to be taken of the face area timbered) Depthexceeding 1.5M but not not exceeding 3M |
| 16 | Close timbering in case of shaft,well,cesspit ,manhole and the likeincluding strutting,shoring and packingcavities( where ever required) complete.( Measurement to be taken of the face area timbered) Depthexceeding 1.5M but not not exceeding 3M |
| 17 | Open timbering over areasincluding strutting, shoring and packingcavities( where ever required) complete. ( Measurement to be taken of the face area timbered)Depth not exceeding 1.5M |
| 18 | Open timbering over areasincluding strutting, shoring and packingcavities( where ever required) complete. ( Measurement to be taken of the face area timbered)Depthexceeding 1.5M but not not exceeding 3M |
| 19 | Open timbering over areasincluding strutting, shoring and packingcavities( where ever required) complete. ( Measurement to be taken of the face area timbered)Depthexceeding 3M but not not exceeding 4.5M |
| 20 | Dewatering Mechanical- Bailing out water with engine and pump set including conveyance to site and erection cost of fuel, lubricating oil and other stores, pay of staff etc.complete |
| 21 | Dewatering Manual |
| 22 | Earth work excavation in all kinds of soil by mechanical means (Hydraulic excavator) / manual means over areas(exceeding 30 cm depth,1.5m inwidth as well as 10 sqm on plan), including getting out and disposal of excavated earth lead up to 50 M and lift up to 1.5 M. |
| 23 | Earth work excavation in all kinds of soil by mechanical means (Hydraulic excavator) / manual means over areas( exceeding 30 cm depth,1.5m inwidth as well as 10 sqm on plan), including getting out and disposal of excavated earth lead up to 50 M and lift 1.5 M to 3M. |
| 24 | Earth work excavation in all kinds of soil by mechanical means (Hydraulic excavator) / manual means over areas(exceeding 30 cm depth,1.5m inwidth as well as 10 sqm on plan), including getting out and disposal of excavated earth lead up to 50 M andlift3M to 4.5 M |
| 25 | Demolishing cement concrete manua lly/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineerin charge. Nominal concrete 1:3:6 or ric her mix (i/c equivalent design mix) |
| 26 | 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. |
| 27 | Demolishing brick work 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. |
| 28 | 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 : |
| 29 | Random rubble masonry with hard stone in foundation and plinth including levelling up upto plinth level withCement mortar 1:6 (1 cement : 6 coarse sand) |
| 30 | Plastering on the top ofrevetment with 1:4 cement mortar 20 mm thick . |
| 31 | Pointingthe outer faces of revetment with cement mortar 1:3 |
| 32 | Filling available excavated earth (Excluding rock) in trenches, Plinth, side of foundation etc, in layers not exceeding 20 cm in depth consolidating each deposited layer by rammingand watering lead up to 50 M lift up to 1.5 M |
| 33 | Supplying and stacking good earth at site |
| 34 | Providing and constructing temporary island 16M diameter for construction of well foundation. Assuming the depth of water 2.4M and height of island to be 3.0 m |
| 35 | Providing and constructing temporary island 16M diameter for construction of well foundation. Assuming the depth of water 1.0m and height of island to be 1.25 m |
| 36 | Forming temporary Road 1 M ( Foot path -3 M Wide) ( works include s site clearing, earthwork , formation of temporary road using red earth to water logged tower locations and removing the temporary road after the work |
| 37 | Conducting Check Survey, setting out tower positions on ground, pit marking, all confirming to the appro ved profile and tower schedule using Digital Theodolites/ Total Station etc.as directed by Board staff |
| 38 | 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 reinforcement,but including the cost of boring with bentonite solution and temporary casing of appropriate length for setting out and removal of the same and the length of the pile to embeded in the pile cap etc by crawler mounted, telescopic boom hydraulic piling rigall 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) Pile Dia 1000mm Note-Truck mounted rotary/TMR/Tube well boring machine shall not be used |
| 39 | For 600 mm dia piles |
| 40 | 800 mm dia piles |
| 41 | 1200 mm dia piles |
| 42 | Boring, providing and installation bored cast-in-situ reinforced cementconcrete piles of grade M-25 ofdiameter 1000mm and length below the pile cap, to carry a safe working load not less than specified, excluding 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 mchine shall not be used (1000mm dia) . |
| 43 | For 600 mm dia piles |
| 44 | 800 mm dia piles |
| 45 | 1200 mm dia piles |
| 46 | Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases for columns |
| 47 | Providing and laying in position ready mixed M-25 grade concrete for reinforced cement concrete,using cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having coninuous agitated mixer,manufactured as per mix design of specified grade for plain cement concrete work,including pumping of RMC from Transit mixer to site of laying and curing,excluding the cost of centering,shuttering and finishing including cost of curing admixtures in recommended proportion as per IS:9103 to accelerate/retard setting of concrete,improve workability with out impairing strength and durability as per direction of the Engineer - incharge Note-: Minimum Cement content in this item should be @400 kg/ M3 |
| 48 | Cement concrete 1:4:8 mixture with 40 mmmetal for tower footing in accordance with the specification including the cost of cement to be supplied by the contractor at site, conveyance charges of cement to site of work, all hire charges, watering, curing, etc, complete. For Pile cap PCC |
| 49 | Providing and laying in position cement concrete of specified grade excludingthe cost of centering and shuttering - All work up to plinth level :1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size) |
| 50 | 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 |
| 51 | 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) |
| 52 | 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 (For 110 kV Multi Circuit TowersWt of 110 kV MC/ Wt of 110 kV DC (1.027/.533)xa1) |
| 53 | Transport of materials issued departmentally for the worksform departmental stores and distribution to locations for erection including storageif necessary, loading and unloading charges etc as directed by Board staff. - general area 1.Line and Earth conductors upto 10 km |
| 54 | Line and Earth conductors above 10 km (Additional charges) |
| 55 | Insulators and accessories, Power conductor accessories, Earth conductor accessories etc.upto 10 km |
| 56 | Insulators and accessories, Power conductor accessories, Earth conductor accessories etc.above 10 km (Additional charges) |
| 57 | Towers, extensionsand other stru ctures and all other materials includi ng earthing materials etc.upto 10km |
| 58 | Towers, extensionsand other structures and all other materials including earthing materials etc. above 10 km (Additional charges) |
| 59 | Erection of tower super structure above ground levelincluding 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 nutafter punching and applying zink rich primer wherever necessary etc. complete, as directed by Board staff (For 110 kV DC Tower - Average height is 22 mtrs) general area |
| 60 | Erection of tower super structure above ground levelincluding 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 nutafter punching and applying zink rich primer wherever necessary etc. complete, as directed by Board staff110 kV MC Tower ( (a1) x1.91) Average height 42 M |
| 61 | Providingearthing in terminal tower as per standard specificationby providing 150mm diabore 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 using7/3.66 mm GI earth wire withlugsconnecting to the pipeand fixing necessary GI clampetc., includingdrilling of bore cost of all lead and lifts etc., complete. |
| 62 | Manufacturing, Testing & supply of 48 fibre OPGW -ASLH-D(S)b 48SMF (A250A 79-6.4) complete in all respect as per Scope and technical specifications |
| 63 | Manufacturing, Testing & supply of Hardware set for 48 fibre OPGW OFC including cable fittings and all accessories complete in all respect as per Scope and technical specifications |
| 64 | Manufacturing, Testing & supply of Joint Box (48 fibre)( one joint box after 4 km) complete in all respect as per Scope and technical specifications |
| 65 | Manufacturing, Testing & supply of FODP 48 fibre for48 fibre OPGW -ASLH-D(S)b 48SMF (A250A 79-6.4) complete in all respect as per Scope and technical specifications |
| 66 | Installation of unarmoured under ground optical fibre cable (UG OFC 24 Fibre DWSM)at 110kV substations through existing cable trench by removing concrete slab,installation of HDPE pipe etc.., Preinstallation test (drum test),post installation test,splicingand link test (End to end) and placing back concrete slabs as good as in orIginal condition. |
| 67 | Installation,testing and commissioning of FODP 48 fibre and termination of UG cable. |
| 68 | Supply of unarmoured under ground optical Fibre cable 24 fibre DWSM |
| 69 | Supply of PLB HDPE pipe including all accessories for OFC -UG cable |
| 70 | SupplyGI barbed wire 12G 2 ply (TATA or equivalent make) at site including all cost of materials, labour for loading, transportation ,unloading etc complete |
| 71 | Paving out, stringingand 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 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. |
| 72 | Paving out, stringingand tensioning OF POWER CONDUCTORSincluding attaching insulator strings with arcing horns or ringson to the tower cross arms, clamping the conductor to the insulator strings usingsuspension clampswith armour rods and tension clamps, jumpering the conductors at tension points, jointing the conductors and pilot wire wherever necessary, installation of vibration dampershire charges of tractor and stringing tools, etc. Complete. ( Base data for ACSR panther) |
| 73 | Drilling of holes |
| 74 | Filling of holes |
| 75 | Cutting of steel angles |
| 76 | Providing protection for telephone cables and lines, LT& HT OH lines,Traction lines,buildings,road and railway crossings etc beneath the line by providing suitable scaffoldings at the time of stringing and dismantling of lines.(Using 3nos9m long arecanut trees and 4 nos, 6m long casurina poles.) |
| 77 | Lowering down the 11kV (3 conductor) line from the pole after disconnecting jumper connection, loosening pin bindings wherever necessary, re-tensioning the same after giving jumper connection, pin bindings etc… after the completion of EHT line work. |
| 78 | Lowering down the 3 phase LT line with neutral and street main if any from the post after disconnecting jumper connection, loosening pin bindings whichever necessary, re-tensioning the same after giving jumper connection, pin bindings etc after the completion of EHT line work. |
| 79 | Lowering down the LT single phase line with neutral and street main if any from the post after disconnecting jumper connection, loosening pin bindings whichever necessary, re-tensioning the same after giving jumper connection, pin bindings etc… after the completion of EHT line work. |
| 80 | Lowering down the three phase /Single phase WPGuy wire service from the poles after disconnecting and redoing the same, giving connections etc... after the completion of EHT line work. |
| 81 | Providing barricading using casuarina poles of 15cm to 24cm girth including all charges for providing1.25m long poles at 1.2m intervals(15-20cm below ground level) and providing poles horizontally at 3 places and tying firmly, providing danger/caution boards at frequent intervals, painting posts, providing lighting arrangements during night and taking all necessary precautions as per standards etc. complete as per directions of departmental officers at site. |
| 82 | Sorting of tower parts, bolts,nuts of various sizes at site.etc complete. |
| 83 | Removal of temporaray island formed for the work by excavation of earth by mechanical means and removal by cart and lorry - wherever required as per the site conditions, requirement of land owners of the location. |
