Erection of 110 kV DC line on DC Towers by making LILO of the existing Pudukottai - EID feeder at the proposed Vamban 110 kV SS with supply of all materials

Amount

ABSTRACT

Schedule A (Civil and Erection works)

Schedule B (Supply of Materials)

Applicable GST Amount (Total GST Amount @18%)

Description of Work / Item(s)

Amount

Civil works

Clearing juliflora jungle with uprooting and clearing away the site 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 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 .

Earthwork excavation in soft disintegrated rock or kankar not requiring blasting.

Earthwork excavation in MR and DMR requiring blasting.

Earth work excavation in hard rock with blasting

Setting of stub and cleat,template including assembling of template setting of stub ,cleat and dismantling of template and shifting the template from loc to loc and reassembling including cost of template , all labour, T&P , lead, lift , fabrication charges etc complete.

KCR wet

HCR wet

GCR wet

PCC1:2:4 using 20mm metal for foundation for tower concrete without form work including cost of all materials, lead, lift , etc complete .

PCC1:2:4 using 20mm metal for foundation, Chimney tower concrete with steel frustum box and chimney box work including cost of all materials, lead, lift , etc complete .

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 for each tower location including extra excavation in foundation pits of towers for fixing 3m long 25mm dia GI "B" class earthpipe and GI wire 2.40m long with legs on both terminals for connecting the GI pipe with tower leg ,refilling with excavated earth mixed with solt and charcoal as per standard specification including all cost of 25 mm GI B class pipe as per IS fabrication of legs for connection arrangement materials,transport, all labours, leads, lifts 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.

Removal of excess earth in a low lying area as per Engineer incahrge at site.

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

Providing shoring and shuttering in foundation using wooden planks and scantling including all cost of materials, labour, lead, lift etc complete.

Erection of GI tower/tower extension parts ,square cross arm , DP structures with bolt & nuts including sorting out of tower parts as per the specification and punching of bolt & nuts, final checking and all other incidental charges for erection,including cost of all T&P,labour, lead, lift etc complete. as per approved drawing , BOM and specification. The rectification of defects found by operation staff during handing over of line to be done at free of cost...

Labour charges for hoisting of 7 units of 90 KN single suspension ordinary Disc insulators with necessary hardware fittings for panther including all cost of labour,lead, lift, T & P etc complete.

With PA rod

Without PA rod

Labour charges for hoisting of 8 units of 120 KN Tension ordinary Disc insulators with necessary hardware fittings for panther including all cost of labour,lead, lift, T & P etc complete.

Labour charges for stringing of 6Nos of ACSR Panther conductor including cost of loading & unloading transporting , sorting out of drums according to drum schedule providing trusseles ,paying out, jointing,rough sagging, tensioning, clipping, providing vibration dambers at tension locationsand all accessories including jumber connections, cost of T&P ,moving the drum to work spot all labour ,lead, lift, etc complete in all respects .

Continuous span

Single Span without LC

Single Span with LC

Labour charges for stringing of OPGW 48 f with all accessories as per standard specification including all labour lead lift etc complete .

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.

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.

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

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

Supplying and fixing of name board of 18 SWG gauge name board of size 90cmx45cm including cost of all materials ,lead,lift etc with writing of line details .

Labour charges for cutting and clearing away from site

Large Tree

Small Tree

Providing temporary guys wherever necessary including excavation, burying out of anchor for staywire, tightening, dismantling the same after completion of works including cost of all materials,lead,lift,labour 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.

Providing special type trussles for Minor and major road crossing including cost of all materials, lead, lift etc complete

Land plan schedule for this transmission line towards compensation for the land in the route adopted including detailed survey of land in transmission line in coordination with revenue department preparation of land plan schedule with drawing in FMB sketch including cost of hire charges for all instrument ,labour etc ,as per the instruction of TANTRANSCO engineers incharge at site complete .

Dismandling of existing tower and devoluted to store including cost of all labour charges, lead , lift , transport etc complete.

Releasing and lowering and devoluted to store of 7 units of single suspension insulator with fittings including all labour lead lifts, and T & P etc complete.

Releasing, lowering and restringing of existing 3 Nos. Panther conductor including all labour, lead,lifts,T&P,etc complete along with fittings under LC

Description of Work / Item(s)

Amount

Supply of Materials

Supply of GI tower/extension parts/DP structures/ X arm including stub & cleat in accordance with boards design as per approved drawing and BOM as detailed in this specification including cost of all materials ,labour, transport,lead, lift etc complete .

MS Tower parts.

Stub and cleat

Supplying of hot dip Galvanising & bolt & nuts,stepbolt with various sizes of required length,Spring Washers as per relevant latest IS Specification including cost of Transport charges and all lead,lift,etc, complete as as per approved drawing and BOM as detailed in this specification .

ACSR Panther conductor

OPGW 48 F with all accessories etc., complete

90 KN ordinary Disc insulator

120 KN ordinary Disc insulator

Supply of Hardware fittings as per IS and technical specification including transport charge etc complete suitable for panther conductor, GI Earth wire (7/3.55mm) .

Single Suspension fitting for panther

Single Tension fitting for Panther

SB damber for panther

MSJ for panther

Repair sleeve for panther

PA rod

Aluminium Earthbond

D shackle

Danger board

Phase plate

Number plate

K DHINAKARAN (BID ID -1541633)

SAKTHIVEL (BID ID -1540072)

K DHINAKARAN (BID ID -1541633)