Construction of 132 KV Two phase Transmission line from 132 KV Gamaitilla Sub Station to 132 KV Railway Traction Sub Station at Trishabari Teliamura

Amount

GROUP-A (SUPPLY) :

Galvanised steel materials for towers.

Stub in/c. cleat (Set of four)

Super structure.

Accessories for tower

Phase plate (size 10cm dia) (set of three R,Y,B.) .

Danger plate (size 30 X 20 cm.) Made of 18 SWG thick.

Number plate (size 15 X 10 cm.)

Anti climbing devices - (15 kgs set consisting for each tower)

G.I. Barbed wire

Galvanised iron sheet Bird Guard (Set of three)

"O" Ring

Galvanised iron made nuts & bolts,spring washer, flat washer, 'D' shackle & 'U' bolts of reqired sizes.

Supply of ACSR "PANTHER" conductor of size 30/7/3.0mm as per IS 398 (P- II) /1996 and as ammended upto date.

HARDWARE FOR CONDUCTOR :-

Conductor accessories suitable for ACSR "PANTHER" conductor of size 30/7/3.0mm

Mid span joint

Compression type repair sleeve.

Stock bridge type vibration damper.

Parallel groove clamp with nuts,bolts and washer etc.

Preformed armoured rod for suspension location

Supply of 7/3.15mm Galvanized steel stranded wire of Gr.III conforming to ISS 2141of 1979 or as ammended upto date.

HARDWARE FOR EARTH WIRE :-

Earth wire hardware suitable for 7/3.15mm galvanized steel strended wire.

Compression type joint

Suspension Clamp

Tension clamp for angle location '2-U' bolted type.

16 mm dia. 'D' shackle.

Stock bridge type vibration damper.

Parallel groove clamp with nuts,bolts and washer etc.

Compression type galvanised stranded steel wire lug (Earth bond)

11KV Disc insulator of size 255X145mm, ball & socket type EMS 120 KN with 20 mm dia ball complte with W/R clip (Zinc).

Hard ware for insulators: Accessories suitable for 11KV,120 KN ball & socket type disc insulator of size 255X145mm with cap,pin,ball & W clip etc. complte as per IS:731/1971, IS:3188/1980 & IS:137/1960, ball & socket conforming to IS:2486 (Part-II).

Single Suspension Fittings

Single Tension Fittings

Double Suspension Fittings

Double Tension Fittings

Single Suspension Fittings for pilot String

Earthing set, pipe type consisting of 40 mm. hot dip G.I. Pipe 3 mtr. Long perforated, galvanised 50 X 6 mm. steel flat 2.5 mtr. Long 1 piece 450 mm. long another piece in 'L' shape complete with G.I. Nuts, bolts, washer as required.

GROUP "B" (CIVIL WORKS)

Preliminary survey and detail survey using Total Station, GPS etc. including preparation of profile, drawing and Tower schedule.

Check survey during foundation work.

Mobilization of all equipment and accessories personal etc. and cost of demobilsation of the same after complition of work including cost of setting up camp sinking 1.50 mm dia bore hole through all types of soil(excluding boulder & rock) by shell and auers with full length flash joint casing(as per I.S) conducting standard penetration test as per standereds at an interval of 1.0to 1.5mfor logging purpose collection of undisturbed soil sample at an interval of 2.5 to 3.0m from cohesive and party cohesive deposit up to termination depth including shifting of equipment from one bore hole to other bore hole conducting routine laboury test like grain size LL,P,NMC,sp. Gravity Tri-axial/direct shear test consideration test chemical analysis on UDS & SPT soil samples as per standard specificationpreparation and submission of final report(6 copies) including suitable recommendation of safe bearing capasity for different type of foundation completes.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m 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.

a) All kinds of soil

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

a) All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope,ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering. All work upto plinth level:

i) 1:3:6 ( 1 Cement: 3 fine sand : 6 graded stone aggregate 20 mm nominal size)

Setting of stubs (Set of four) including centering, levelling etc.with the help of template as required.

a) 'A' - type (Tangent tower)

b) 'B' - type (Angle tower)

c) 'C' - type (Angle tower)

Reinforcement for RCC work including straightening, cutting, bending, placing in position and binding all complete up to floor five level.

Thermo-Mechanically Treated bars of grade Fe-500D or more

Centering shuttering including struttings, propping etc. and removal of form work for:

a) Foundations, footings, bases for columns etc. for mass concrete with steel formwork

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- All work upto plinth level:

1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

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 upto bottom of pile cap).

a) 600 mm dia piles.

Reinforced cement concrete in pile cap complete as per drawings & MoRT&H technical specifications Clauses 1100,1500, 1700. (including centering shuttering, staging etc. but excluding reinforcemect)

a) RCC Grade M25 Using Concrete Mixer

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.

a) All kinds of soil

First class brick work in foundation and plinth including cost of all materials as required complete:-

i) In cement mortar 1:4 ( 1 cement : 4 fine sand ).

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

Neat cement punning.

GROUP "C" (ERECTION)

Super structure erection including fixing up Danger plate, Number plate,Phase plate, step bolt, Bird guard, Anticlimbing devices including tack welding of bolt upto lower level of bottom crossarm to complete in all respect as required for all type of towers including extension portion.

Hoisting of insulators and stringing of ACSR "PANTHER" conductor of size 30/7/3.0 mm. including laying, stringing, tensioning, clamping and jointing etc. per route KM. In 2(Two) conductor and including fixing of vibration damper, armour rod etc.including clearing of jungles, bushes & trees ( all girth) 3 mtr. and maximum of 12 mtr. on either sides from the end conductor depending upon site condition / requirement as per direction of Engineer -in-charge.

Stringing of 7/3.15 mm. galvanised stranded steel earth wire including laying, stringing, tensioning, clamping and jointing per KM of earth wire including connection of earth bonds two nos. in angle location and one no. in tangent locations.

Grounding of tower with perforated Hot dip G.I. pipe and 50x6mm G.I.Flat including the cost of charcoal and salt per set as per specification.

SUN STEEL INDUSTRIES PVT LTD