Construction of new B (plus) 3 tower on pile foundation in place of river eroded tower at Loc. No. 200 of 132KV Gohpur-Nalkata D/C line near Shingora River

Amount

Tower superstructures

Galvanised Lattice steel tower super structure including hangers, gussets, strain plates B+3= 1 Nos.

Stub sets

Partially galvanised stub angle with cleat

Stub setting template

Stub setting template

Nuts and bolts

Galvanized Nuts and Bolts

Power Conductor

ACSR Panther Conductor

Insulators

90KN Porcelain Insulators

Power Conductor Accessories

Double tension hardware fittings suitable for ACSR panther conductor

Vibration Damper suitable for ACSR panther conductor

OPGW 24 fibre (overhead cable)

OPGW Downlead clamps

OPGW Vibration Damper c/w preform armour rods

OPGW optical splice kit including junction box

OPGW tension double dead end set without splice location (Tension tower arrangement)

OPGW suspension assembly with twisted link c/w preform armour rods & lower bond clamp

Tower Accessories

Supply of Danger plate

Supply of Phase plate

Supply of Number plate

Supply of Anti Climbing Device

Description of Work / Item(s)

Amount

Tower superstructures

Galvanised Lattice steel tower super structure including hangers, gussets, strain plates B+3= 1 Nos.

Stub sets

Partially galvanised stub angle with cleat

Stub setting template

Stub setting template

Nuts and bolts

Galvanized Nuts and Bolts

Power Conductor

ACSR Panther Conductor

Insulators

90KN Porcelain Insulators

Power Conductor Accessories

Double tension hardware fittings suitable for ACSR panther conductor

Vibration Damper suitable for ACSR panther conductor

OPGW 24 fibre (overhead cable)

OPGW Downlead clamps

OPGW Vibration Damper c/w preform armour rods

OPGW optical splice kit including junction box

OPGW tension double dead end set without splice location (Tension tower arrangement)

OPGW suspension assembly with twisted link c/w preform armour rods & lower bond clamp

Tower Accessories

Supply of Danger plate

Supply of Phase plate

Supply of Number plate

Supply of Anti Climbing Device

Description of Work / Item(s)

Amount

Survey

Detail & Check survey as per specification

Stub settting

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

Erection of Superstructure

Superstructure erection including transportation of structures by any means and distribution of structure and accessories from store to site

Weilding of all nuts & bolts upto the bottom cross arm level including all charges of transportation, materials etc.

Stringing

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

Stringing of OPGW including transportation and distribution of ground wire and accessories to sites and laying, stringing, tensioning , clamping, jointing, jumpering and hoisting of insulators complete including all fittings and accessories not specifically mentioned elsewhere per route Km of line

Grounding and other works

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

Painting of the towers with bituminuous paints of approved quality up to a 3 meters from ground level including the cost of paints

Erection of Danger plates

Erection of Phase plates

Erection of Number plates

Erection of anti-climbing device

Arrangement of ERS, erection & dismantling of ERS towers and all necessary associated works involving ERS required for completion of the work

Description of Work / Item(s)

Amount

Construction of Pile Foundation

Mobilization (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 & labours of temporary island/platform to faciallitate 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.

Providing ,driving with hydralic piling rigs with power unit and installing driven cast-in-situ reinforced cement concrete piles of grade M25 including the cost of reinforcement steel, cost of boring with temporary guide casting bentonite solution (length of the pile for payment shall be measured from the Ground level). All necessary labour materials plants, tools and tackles etc. complete as necessary for proper execution of the job. The pile top should be chipped off to remove laitance concrete above cut off level 1m from the top of the pile (no additional payment shall be done for this) The unit rate should include excavation, dewatering, socketing, anchoring (if required), backfilling, form work for placing plain or reinforced cement concrete, supply & providing MS liner of 6 mm thick in piles up to 10 metre depth from ground level. Each leg will require 1 nos RCC bored pile of 1200 mm diameter i.e. 4 nos of pile each tower foundation. (Payment will be made as per actual length of the piles as per site condition necessary and approved drawing.) (A) 1200 mm dia piles 4 Nos. of pile

Providing and laying in M25 grade concrete of specified 28 days strength for pile cap, chimney and tie beam including reinforcement steel form work all necessary materials and equipments, transportation, batching, mixing, vibrating, dewatering etc. complete.

Conducting Pile Integrity test on piles using electronic control unit, hand held hammer, accelerometer, computer with required software to assess as-installed pile characteristics including mobilisation of necessary manpower, equipments, materials etc. required for successful completion of the job.

Description of Work / Item(s)

Amount

Opening and lowering of OPGW along with accessories from the portion of the line to be dismantled and transportation to the AEGCL store

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

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