Construction of 132 KV D 0 tower (01 No) on pile foundation in place of river eroded tower at Loc. No. 136 of 132 KV Dibrugarh-Tinsukia line including associated works

Amount

Tower and tower accessories

Superstructures (Type D+0)

Galvanized steel works including hangers, gussets, strain plates, etc.

Galvanized iron nuts and bolts, spring washers, step bolts, etc.

Stub set of four

Partially galvanized stub angle

Galvanized iron nuts and bolts, spring washers, step bolts, etc.

Fabrication and supply of Adjustable Stub setting template: D Type

Supply of Danger Plate

Supply of Phase Plate

Supply of Number Plate

Supply of Bird Guard

Supply of anti-climbing Devices

Description of Work / Item(s)

Amount

Tower and tower accessories

Superstructures (Type D+0)

Galvanized steel works including hangers, gussets, strain plates, etc.

Galvanized iron nuts and bolts, spring washers, step bolts, etc.

Stub set of four

Partially galvanized stub angle

Galvanized iron nuts and bolts, spring washers, step bolts, etc.

Fabrication and supply of Adjustable Stub setting template: D Type

Supply of Danger Plate

Supply of Phase Plate

Supply of Number Plate

Supply of Bird Guard

Supply of anti-climbing Devices

Description of Work / Item(s)

Amount

Check survey as per specification

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.

Providng driving with hydraulic piling rigs/DMC 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 & 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 and providing MS liner of 6mm thick in piles upto 10 metre depth from ground level. Each leg will require 1 no of RCC bored pile of 1200mm diameter i.e. 4 nos. of piles for each tower foundation. (Payment will be made as per actual length of the piles as per site condition necessary and approved drawing) (A) 1200mm dia piles 4 Nos. of pile: 4x22=88

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. Chimney=4x3.14x0.6x0.6x3.5=15.83 Tie Beam=4x8.5x0.45x0.6=9.18 Total=25.01

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

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, for D+0 type tower. (Wt of normal tower= 8.539 MT) Normal tower d Type

Stringing of power conductors including transportation from stores and distribution of conductors and accessories to site 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 (6/3 conductors as applicable) of line

Stringing of OPGW 24 fibre including required splicing, fitting of hardware etc.

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.: D Type

Description of Work / Item(s)

Amount

Dismantling of OPGW, Vibration damper, Tension/Suspension Assembly fittings

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

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

Description of Work / Item(s)

Amount

Transportation of 02 (Two) Nos of ERS tower along with all accessories from 220 KV Mariani Grid Sub-Station to work site (considering both journeys collection and returning of ERS towers)

Unskilled labour cost to load at Mariani GSS in 02 trucks considering involvement of 15man days/truck. Total Mandays = 2x15=30 mandays

Unskilled labour cost to unload 02 trucks of ERS materials at work site considering manpower involvement, 15man days/truck. Total Mandays = 2x15=30 mandays

Labour charge for Night Watching of the 02nos of ERS Towers @manpower 06 mandays per day for 08 days including arrangement of tent at work site

Unskilled labour required for erection of 2Nos of ERS tower, considering 10 nos labour per tower per day for 2days. Total mandays for 2 ERS towers=2x2x10=40 mandays

Highly skilled labour required for erection of 2Nos of ERS tower, considering 8 nos labour per tower per day for 2days. Mandays Total mandays for 2 ERS towers=2x2x8=32 mandays

Highly skilled labours for Shifting of conductor from Existing tower to 2 nos of ERS towers @ 08 mandays per tower, Total Mandays for 02Nos of ERS towers=2x8=16 mandays

Unskilled labours for Shifting of conductor from Existing tower to 2 nos of ERS towers @ 10 mandays per tower, Total Mandays for 02Nos of ERS towers=2x10=20 mandays

Highly skilled person for Shifting of conductor from ERS tower to the refurbished tower including dismantling of the 02 Nos ERS towers @ 12 mandays per tower, Total Mandays = 2x12=24 Mandays

Unskilled person for Shifting of conductor from ERS tower to the refurbished tower including dismantling of the 02 Nos ERS towers @ 16 mandays per tower, Total Mandays = 2x16=32 Mandays

Unskilled labour cost for loading of ERS towers at work site in 02 trucks considering 15man days/truck. Total Mandays = Mandays 2x15=30 mandays

Unskilled labour cost for unloading the ERS towers at Mariani GSS from 02 trucks considering 15mandays/truck. Total Mandays = 2x15=30 Mandays

ALORAN SOLUTIONS (BID ID -270196)

Vision Engineers (BID ID -270091)

Vision Engineers (BID ID -270091)

Vision Engineers (BID ID -270091)

Vision Engineers (BID ID -270091)