Construction of flood affected tower and associated works of transmission line at Loc. 225 A of 132 KV Nalkata Gohpur line

Amount

Tower and tower accessories

Fabrication and supply of Tangent Towers(B Type)

Superstructures

Galvanized steel works including hangers, gussets, strain plates, etc.( No of Tower x MT Per tower)

Galvanized iron nuts and bolts (No of Tower x MT Per tower)

Fabrication and supply of 6 Meter Extension Body

Superstructures

Galvanized steel works including hangers, gussets, strain plates, etc.( No of Tower x MT Per tower): B Type

Galvanized iron nuts and bolts (No of Tower x MT Per tower): B Type

Stub set of four

Partially galvanized stub angle: B Type

Galvanized iron nuts and bolts, spring washers, step bolts, etc. (No of Tower x MT Per tower): B Type

Fabrication and supply of Adjustable Stub setting template: B Type

Galvanized Bolts and Buts for above template: B Type

Supply of Danger Plate

Supply of Phase Plate

Supply of Number Plate

Supply of Bird Guard

Supply of anti-climbing Devices

Manufacture & supply of ACSR Panther Conductor

Manufacture & supply of Power Conductor accessories

Stock Bridge type vibration Damper

Performed Armoured Rods

Manufacture & supply of OPGW and accessories

OPGW 24 fibre Overhead cable

Downlead clamp

OPGW Vibration Damper c/w preform armoured rod

OPGW Optical splice kit including junction

OPGW Tension Double dead end set with and without splice location (Tension tower arrangement)

OPGW suspension Assembly with twisted link c/w perform armour rods and tower bond clamp

Disc Insulator String complete with all hardware fittings, clamps, etc.

90 KN, Porcelain Disc

Single tension hardware fittings complete with all accessories

Double tension hardware fittings complete with all accessories

Mandatory Spares and Tools

Compression Joint

Repair Sleeve

Compression jointing Machine

Description of Work / Item(s)

Amount

Tower and tower accessories

Fabrication and supply of Tangent Towers(B Type)

Superstructures

Galvanized steel works including hangers, gussets, strain plates, etc.( No of Tower x MT Per tower)

Galvanized iron nuts and bolts (No of Tower x MT Per tower)

Fabrication and supply of 6 Meter Extension Body

Superstructures

Galvanized steel works including hangers, gussets, strain plates, etc.( No of Tower x MT Per tower): B Type

Galvanized iron nuts and bolts (No of Tower x MT Per tower): B Type

Stub set of four

Partially galvanized stub angle: B Type

Galvanized iron nuts and bolts, spring washers, step bolts, etc. (No of Tower x MT Per tower): B Type

Fabrication and supply of Adjustable Stub setting template: B Type

Galvanized Bolts and Buts for above template: B Type

Supply of Danger Plate

Supply of Phase Plate

Supply of Number Plate

Supply of Bird Guard

Supply of anti-climbing Devices

Manufacture & supply of ACSR Panther Conductor

Manufacture & supply of Power Conductor accessories

Stock Bridge type vibration Damper

Performed Armoured Rods

Manufacture & supply of OPGW and accessories

OPGW 24 fibre Overhead cable

Downlead clamp

OPGW Vibration Damper c/w preform armoured rod

OPGW Optical splice kit including junction

OPGW Tension Double dead end set with and without splice location (Tension tower arrangement)

OPGW suspension Assembly with twisted link c/w perform armour rods and tower bond clamp

Disc Insulator String complete with all hardware fittings, clamps, etc.

90 KN, Porcelain Disc

Single tension hardware fittings complete with all accessories

Double tension hardware fittings complete with all accessories

Mandatory Spares and Tools

Compression Joint

Repair Sleeve

Compression jointing Machine

Description of Work / Item(s)

Amount

Setting of Stub(Sets of four) including transportation and Distribution of Stubs & accessories from store to site excluding cost of excavation, concreting and back filling

For Tower with 6 meter extension: B Type

Superstructure erection including transportation of structures by any means and distribution of structure and accessories from stores to site excluding fixing of Danger plate,Number plate, anti-climbing device, hoisting of insulators and paintings if any as per direction of site Engineers

Normal tower (No of Tower XMT): Angle Tower B Type

6 Meter extension Body only (No of tower x MT): Angle Tower B Type

Stringing of power conductors including transportation from stores and distribution of conductors and accessories to sites jumpering and hoisting of insulators complete including cost and laying, stringing, tensioning, clamping, jointing, of all fittings and accessories not specifically mentioned elsewhere per route Km of line (6 conductors as applicable) of line

Installation of OPGW

Stringing of OPGW 24 fibre

Installation of downlead clamps

Installation of vibration damper

Installation charges for tension assembly fittings

Splicing and jointing work

OPGW Fibre drum Testing

Grounding of towers with 3 metre long 25 mm dia GI pipe, including cost of all materials, such as GI pipes, GI bolts & nuts and washer, salt, cock etc. as per Specification

Painting of towers with bituminous paints of approved quality up to 3 metres from ground level including the cost of paints

Erection of Danger plates. (1 no per tower)

Erection of Phase plates

Erection of Number Plates (1 no per tower)

Erection of Bird Guard

Erection of anti climbing device (1 Set per tower)

Welding of all nuts & bolts up to the bottom cross arm level including all charges of transportation, materials etc.: B+6 Type

Check Survey

Construction of Caisson Foundation

Mobilisation (including preparation of work space, Approach Road, dewatering, arrangement of electricity, jungle clearing, earth filling and making all arrangement for completion of the work) and construction and supply of all materials and labours of temporary island/platform to facilitate the construction of foundation including platform for storage of construction materials such as stone chips, sand, cement, steel reinforcement bar, mixture machines, tools & plants all foundation materials keeping & mixing.

Construction of cast in situ RCC ring well casing of inner dia 1200 mm and outer dia 1400 mm for tower foundation as per approved drawing and technical specifications, sinking of the ring well through all strata of soil (clay, sand, silt, gravel, rock etc.) upto the depth of approved drawing, including cost of, shuttering, shoring etc. complete as per drawing and specifications. RCC M-20 grade 4 X 11 = 44 RM Total = 44 RM

Providing and laying Reinforced cement concrete (M-20) works cement, coarse sand & 20mm downgraded stone aggregate including cost of labour and construction materials such as cement, sand, stone aggregate, reinforcement TMT bars, formwork/shuttering, strutting and propping etc., MS angle, MS plate, MS nuts & bolts and other materials, dewatering, curing, transportation of materials, tools & equipments, For concreting of inside the RCC ring well, cap, tie beam chimney etc. TMT-IS 1786 (Fe-500D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal Panther steel/ Shyam steel or equivalent) Inside RCC ring well 4 X 3.14 x 0.60 x 0.60 x 11 = 49.74 Cum Tie Beam 4 X 10 x 0.4 x 0.5= 8 Cum Total = 57.74 Cum

Setting of stubs (Sets of four) including transportation & distribution of stub and accessories from store to site excluding cost of excavation, concreting & back filling

Misc. expenditure like transportation of materials, including manual carriage of all construction materials, tools, plants, shuttering, scaffolding, working platform, use of extra vehicles, from motorable road to work site as the site is at marshy area

Description of Work / Item(s)

Amount

Opening and lowering of OPGW/Ground Wire from the portion of the line to be dismantled and transportation to the store

Opening and lowering of the conductor portion of the line to be dismantled and transportation to the store

Dismantling of tower without damaging the members, transportation to the store and proper stacking

Description of Work / Item(s)

Amount

Preparation and levelling of site

ERS tower materials sorting, loading and carrying from Kahilipara store and unloading at work site. Weight per ERS-5.2MT Total distance from Kahilipara to LOC 225A, North Lakhimpur 350 KM

ERS tower materials sorting, loading and carrying from Kahilipara store and unloading at work site. Weight per ERS-5.2MT Total distance from Kahilipara to LOC 225A, North Lakhimpur 350 KM

Carrying of ERS materials from head camp to site camp by head loading

Anchoring (including excavation) for 5 nos of Anchors

Erection of ERS tower

Stringing of conductors (6 nos.) in the ERS tower including changing of damaged insulators, jointing and repairing of the conductors

Opening, repairing and refitting of jumpers

Dismantling of the conductors (6 nos.) from ERS tower

Dismantling of ERS tower including de-Anchoring

ERS tower materials shifting from site camp to the head camp by head load