Strengthening of existing 230kV O.K.Mandapam - Myvadi feeder SC line on DC tower (loc 79-89)-Reach2

Amount

Schedule I (Civil and erection works)

Schedule II (Supply of Materilas)

Applicable GST Amount (Total GST Amount @18%)

Schedule III (Cost towards Retrieved materials)

Description of Work / Item(s)

Amount

Civil and Erection works

Clearing the Light jungle without uprooting including cost of labour, lead, lift etc., Complete

Conducting check survey, fixing of Location and pit marking of tower as per approved profile including all materials labour, cost of survey equipment T & Ps Lead,lift& including cutting,of small trees wherever necessary as directed by engineer.

Earth work excavation depositing on bank with initial lead of 10 m and lift of 2 m in Hard shift clay shift black cotton soil, hard red earth,shales ,murram, gravel, stoney,earth and earth mixed with small size boulders etc., Complete

Earth work excavating and Depositing on bank with initial lead of 10 m and initial llift of 2 m in soft disintegrated rock, laterite, soft rock (or) kankar not requiring blasting.

Earth work excavating and depositing on Bank with initial lead of 10m and initial lift of 2m in medium rock and dense medium rock requiring blasting

Earth work Excavation in Hard rock by Chiseling and stacking and trimming to Proper Shape Were blasting is prohibited etc., complete.

Labour charges for Setting of Stub and Cleats with correct level and required alignment including transporting of Stub,cleats and templates to site assembling, dismantling the templates, transport form Location to Location and re-assembling the same including cost of all materials, labour, lead, lift etc., complete.

GR+0-Wet-Loc 84

GR+3-Wet-Loc 80,81,82,85,86,87 & 88

KSR+3-wet-Loc-83 & 89

P.C.C.1:3:6, using 20 mm HB metal for tower foundation concrete with out form work including cost of all materials, shuttering labour, curing , lead, lift, etc., complete.

P.C.C. 1:2 :4 using 20 mm HB metal for tower foudation (frustum) concrete including cost of cement and all materials, labour, curring , lead, lift, Vibration, with formwork charges etc., complete.

P.C.C. 1:2 :4 using 20 mm HB metal for (Chimney) concrete including cost of cement and all materials , labour, curing, lead, lift, Steel chimney including formbox, Vibration, charges etc., complete

Providing pipe type earthing including necessary excavation for fixing 3m long 40 mm dia GI "B" class pipe and refilling with excavated earth mixed with salt and charcoal and connect the earthstrip with the leg of the stub including cost of pipe, refilling earth ,fixing charges, lead, lift, labour etc complete.

Back filling the Tower Location using excavated earth other than sand (6") layers well consolidation watering etc. as per specification and making plat form around tower legs including all labour, lead, lift, etc. complete.

Transporting erection of Tower including sorting of tower parts at site, erection of Tower and tightening for final checking including all lead lift labour etc., complete including charges for rectification of tower parts if any including T & Ps all labour lead ,lift etc., complete.under LC

Tack welding of bolts and nuts in the newly erected towers up to bottom cross arm level including of three tack weld for each bolts& nuts including hire charges of welding mechine,cost for welding rods,transporting charges, painting with cold galvanizing and tightening of bolts wherever necessary including all cost of materials,labour, lead,lift.,transporting hire charges etc complete.

Labour charges for hoisting 13 units of Suspension insulator with fitting including T & Ps all cost of labour, etc., complete.under LC

Labour charges for hoisting 14 units of Suspension Tension insulator with fitting including T & Ps all cost of labour, etc., complete.As per standard specification under LC

Providing well support tussles using 7.50 cm to 10 cm and above diameter bamboo post with necessary bracing on either side of road crossing up to 5 m height for supporting to the power conductor and earth wire during dismantling of existing conductor, paving out of conductor and tensioning operation including cost of all labour, lead, lift etc., complete.

Providing temporary guys at the time of releasing lowering and stringing of power conductor and earth wire etc., rough sagging and single tensioning with necessary excavation of pits fixing of rails etc., and dismantling stay after completion of work including major & minor T&P's steel ropes with all labour lead lift as per standard specification etc., complete.

Transporting, Paving out, Rough sagging, Tensioning of 3 Nos.Zebra conductor for clipping, providing trussels at required intervals for paving out the conductor, providing vibration dampets at tension location giving jumper connection including cost of lead, lift, labour, major & minor T&P's etc., complete. under LC

Supply and fixing of name board with size 0.75 x 0.45 m using 18 gauge MS sheet with 25 x 25 x 3 mm MS angles frame painting with approved enamel paint 2 Coats over primary coat and lettering as directed including cost of materials, labour, lead, lift etc., complete.

Painting the Tower leg with Anti-corrosive Black Paint upto height of 1 m from ground level including cost of paint, labour, lead, lift etc., complete.

Arranging and availing line clear in HT/LT/EHT lines during stringing and Dismantling works including cost of labour for lowering and re-tensioning and jumber connections of HT/LT/EHT,lines earthing lead,lift,T& P as per standard specification etc., complete

Labour charges for fixing of number plates including cost of fabrication, Supply, Painting with one coat red oxide and two coat enamel Paint of approved colour fixing in the Tower cost of all materials lead,lift,labour,etc complete.

Labour charges for fixing phase plates in the tower leg including cost of all lead,lift,labour,etc complete

Labour charges for fixing Danger Board in the tower leg including all lead,lift,labour,etc complete.

Cutting and felling of big trees and handing over of felled trees to land owner’s at felling place including cost of T & P's lead & lift, etc., complete.

Cutting and felling of small trees and handing over of felled trees to land owner’s at felling place including cost of T & P's lead & lift ,etc., complete.

Plastering 1:3,12 mm thick for top surface of Chimney with necessary slope including cost of cement, labour,curing, lead,lift etc., complete

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 .

a) Mild steel

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

Supply of Zeebra Conductor as per IS specifications and standards

Supply of Disc insulatores conforming to latest issue of IS specifications

a) 90 KN Insulator Ordinary Disc

b) 120 KN Insulator Ordinary Disc

Supply of hardwares as conforming to latest issue of IS specifications suitable for Zeebra conductor

a) Single tension fittings

b) Single suspension fittings

c) Double Tension fittings

Supply of Hardwares & Conductor accessores as conforming to latest issue of IS specifications suitable for Zeebra conductor

a) SB Dambers

b) Aluminium Earthbond

c) Preformed armour rod

d) Midspan joint

e) Repair sleeve

d) "Eye " Bolt

e) D' shackle

Supply of Indicators as conforming to latest issue of IS specifications

a) Phase plate

b) Number Plate

c) Danger Board

Description of Work / Item(s)

Amount

Cost towards Retrieved materials

Dismantling of existing kundah conductor from existing tower by as is where is condition.

Dismantling of existing earthwire by as is where is condition.

Dismantling of existing tower by as is where is condition.

Dismantling of existing suspension insulators with fittings by as is where is condition.

Dismantling of existing tension insulators with fittings by as is where is condition.

vasanthaconstructions (BID ID -1492517)

Nagul Power Developers (BID ID -1492631)

MK DHANALAKSHMI ENGINEERING PRIVATE LIMITED (BID ID -1490313)

GUHANSANJEEVI ENTERPRISES (BID ID -1492671)

M s Kumaresan and co (BID ID -1492060)

GUHANSANJEEVI ENTERPRISES (BID ID -1492671)

Nagul Power Developers (BID ID -1492631)

MK DHANALAKSHMI ENGINEERING PRIVATE LIMITED (BID ID -1490313)

Nagul Power Developers (BID ID -1492631)

M s Kumaresan and co (BID ID -1492060)

vasanthaconstructions (BID ID -1492517)

GUHANSANJEEVI ENTERPRISES (BID ID -1492671)

GUHANSANJEEVI ENTERPRISES (BID ID -1492671)

Nagul Power Developers (BID ID -1492631)

M s Kumaresan and co (BID ID -1492060)

vasanthaconstructions (BID ID -1492517)