Extension of 230KV supply to Thanjavur 230 KVSS from VellalaViduthy 400 KVSS by inserting 2 Nos LSR tower and free arm stringing of Zebra conductor.

Amount

Schedule A (Civil and Erection works)

Schedule B (Supply of Materials)

Applicable GST Amount (Total GST Amount @18%)

Description of Work / Item(s)

Amount

Line Works

Clearing scrub jungle for carrying out the stringing work including all cost of labour, lead, lift etc complete.

Conducting check survey,pit marking for tower foundation as per the approved profile including cost of all T & Ps, transport, labour, lead lift etc complete.

Earthwork excavation in hard stiff clay, black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil inlcuding all cost of lead lift etc complete.

Fixing of stub and cleat including assembling , setting of stub ,cleat and dismantling using prop set method including cost of all labour, T&P , lead, lift , etc complete. ( LSR Tower) - Stub will be Supplied by the contractor .

PCC 1:2:4 using 20mm HB Stone for foundation without form work including cost of cement all materials labour etc., complete.

Supplying and fabricating and placing in position of MS/RTS steel reinforcement for RCC works including labour for cutting bending tying and fixing in position as per specification including cost of all materials lead lift cost of binding wire etc complete

Providing M25 concrete using 12mm to 20mm HBS for foundation footing and chimney concrete with form work including cost of all materials all labour charges lead and lift etc complete. ( Excluding cost of steel reinforcement)

Refilling with the excavated earth other than sand including watering consolidation in 150mm layers and forming platform with excess earth in the leg of the tower etc complete.

Providing pipe type earthing including necessary excavation for fixing 3m long 25mm dia GI "B" class pipe and refilling with excavated earth mixed with soft charcoal and connect the earthstrip with the leg of the stub including all cost of materials, lead, lift etc complete.

Removal of surplus earth in a low lying area to a average distance of 200m by head load.

Dewatering charges during excavation and concreting with 3/5 HP Diesal motor with Pump including hire charges, labour,fuel,oil,transport etc complete

Transport and erection of GI tower angles ,square cross arm including cost of materials, T &P,labour, lead, lift etc complete.as per approved drawing and specification

Labour charges for Hoisting of 13 units of suspension 90 KN insulators with all allied hardwares , including all labour charcges lead and lift etc. complete.(90 KN Insulator Supplied by Board)

With PA Rod for Zebra

Without PA Rod for Zebra

Labour charges for Hoisting of 14 units of single tension 120 KN insulators with all allied hardwares , including all labour charcges lead and lift etc. complete.(120 KN Insulator Supplied by Board)

Labour charges for hoisting of 15 units of 120 KN Double Tension Disc insulators with necessary hardware fittings for Zebra including all cost of labour,lead, lift, T & P etc complete.(120 KN Insulator Supplied by Board)

Transport of 3 Nos of Zebra conductor ,paying out, jointing,rough sagging, tensioning, clipping, providing vibration dambers for tension locations including giving jumber connection for power conductor including transport charges, providing trussels wherever necessary loading unloading lead lift etc complete.( Zebra conductor supplied by Board)

Single Span without L.C

Single Span with L.C

Contious Span without L.C

PCC 1:2:4 using 20mm metal for muffing coping concrete with form work including cost of all materials,labour, lead, lift,etc complete .

Plastering with CM 1:3,12 mm thick for muffing coping concrete including cost of all materials,labour,lead,lift etc complete

Labour charges for fixing of number plates, danger board,phase plate including all cost of materials,labour transport,lead, lift,etc complete

Labour for fixing of name board with 18 gauge plate including cost of materials, labour for writing name of the line etc complete

Painting with two coats of anticorrosive paint over tower leg at a height of 45cm including all cost of materials,labour, lead lift etc complete

Lowering the HT/LT Line during stringing of power conductor and earthwire after restringing the same in original position including labour,lead ,lift etc complete

Labour charges for removal of Large trees

Labour charges for removal of small trees

Providing full welding of all bolts and nuts in the erected towers from ground level to the cross arm bottom level in the tower including painting of bolts and nuts with two coats of best quality of cold galvanised paint having atleast 90% zinc content and approved by the Engineer at site including cost of paint and all other materials, hire charges for diesel generator and welding transformer, all labour, transport charges etc complete.

Providing trussels for major and minor road crossing including cost of all materials,labour, lead lift etc. Complete.

Providing earthing arrangements for terminal tower including necessary excavation for fixing 3m long 50mm dia GI "B" class pipe,60cm dia with 5cm shell thick of RCC collar and refilling with excavated earth mixed with soft charcoal and connect the earthstrip with the leg of the stub including all cost of materials lead lift etc complete as per standard specifications.

Releasing and lowering of existing 3 nos Zebra conductor and restringing the conductor with required sag into the newly erected tower including all labour lead, lift T & P etc complete (under LC )

Erection of OPGW 48 Fibre cable with all accessories including paying out , jointing , rough sagging tensioning including giving jumber connection including testing and commissioning, all labour loading unloding, lead and lift etc. complete.

Description of Work / Item(s)

Amount

Suuply of Materials (While execution if any of the below materials found available at TANTRANSCO , the same will be supplied by TANTRANSCO.)

Supply of Stub, Cleat, Tower Parts, Bolts & Nuts as Per IS and technical specification including transport Charge etc complete.

Fabrication, galvanising and supply of various type of normal, extension tower parts and tower body/leg extensions (complete excluding bolts, nuts and stubs) and including transport charges, hangers, D-shackles, etc.

Mild Steel

Supply of Hot dipped GI bolts & nuts including step bolts and electro-galvanised spring Washers as per relevant latest IS for towers, extensions, stubs including transport charges etc complete

Supply of Hardware fittings as per IS and technical specification including transport charge etc complete.

Single Suspension fitting for Zebra

Single Tension fitting for Zebra

Double Tension fitting for Zebra

SB damber for Zebra

MSJ for Zebra

Repair sleeve for Zebra

PA rod for Zebra

D" Shackle 18 mm dia

Supply of Number plate

Supply of Name board (0.45*0.9)-14 Gauge GI sheet

Supply of Phase plate

Supply of Danger board

OPGW 48fiber with all accessories

petchimuthu (BID ID -1174223)

ZIYAVUDEEN (BID ID -1174218)

AYYAPPAN AND CO (BID ID -1173524)

S CHELLADURAI CONTRACTOR (BID ID -1174948)

M.RAMALINGAM (BID ID -1174692)

C.GOVINDAN (BID ID -1175716)

HARISH CONSTRUCTION (BID ID -1173890)

ZIYAVUDEEN (BID ID -1174218)

AYYAPPAN AND CO (BID ID -1173524)

S CHELLADURAI CONTRACTOR (BID ID -1174948)

M.RAMALINGAM (BID ID -1174692)

C.GOVINDAN (BID ID -1175716)

ZIYAVUDEEN (BID ID -1174218)

petchimuthu (BID ID -1174223)

S CHELLADURAI CONTRACTOR (BID ID -1174948)

M.RAMALINGAM (BID ID -1174692)

AYYAPPAN AND CO (BID ID -1173524)

C.GOVINDAN (BID ID -1175716)