Construction of 220KV Khetri-Chirawa-Hisar Line - 120 KMs. under BN-9019002403

Amount

Tower: Fabrication, galvanising and supply of various types of towers (including special towers), & its body / leg (equal & unequal) extensions (complete) including stubs and hangers, D-shackles, Bird Guard, U-Bolt, Pack washer, Anticlimbing devices etc.

High Tensile Steel

Mild Steel

Supply of Bolts & Nuts for towers and stubs (including step bolts & nuts and anti theft bolts & nuts, Spring Washers Etc. )

Supply of Earthing material of Towers

Pipe Type Set

Counter Poise type

Supply of following Tower Accessories

Danger Plate

Number Plate

Phase Plate (Set of three)

Design, manufacture and supply of following line material. **

Silicon Composite Long Rod Insulator - 70 kN

Silicon Composite Long Rod Insulator - 120 kN

ACSR ZEBRA Conductor (54/3.18 MM AL+7/3.18 MM steel)

Hardware Fittings for ACSR Zebra Conductor

Single Suspension H/W fittings for ACSR Zebra Conductor

Single Tension H/W fittings for ACSR Zebra Conductor

Double Suspension H/W fittings for ACSR Zebra Conductor

Double Tension H/W fittings for ACSR Zebra Conductor

Accessories for ACSR Zebra Conductor

Mid Span Compression Joint for ACSR Zebra Conductor

Repair Sleeve for ACSR Zebra Conductor

Preformed Armour Rod for ACSR Zebra Conductor

Vibration Damper for ACSR Zebra Conductor

Accessories for7/3.15 mm Earth Wire

G.I. Earth wire 7/3.15mm

Strin Assembly for Earth wire 7/3.15 mm with copper Earth Bond

Suspension Assembly for Earth wire 7/3.15 mm with copper Earth Bond

Vibration Damper for Earth wire7/3.15 mm

Mid Span Compression Joint for Earth wire 7/3.15 mm

Repair Sleeve for for Earth wire 7/3.15 mm

Any Other item required for successful completion of work

Description of Work / Item(s)

Amount

Detail Survey as per tentative route- Which includes the following major activities-Pegging of line route, providing of survey pillar at an interval of 3-4 KM in the line route with required jungle clearance for survey, profile preparation of approved route on graph sheet and marking of offset on either side of line, marking of side clearance for hills, sand dunes etc, as per specification and tower scheduling.

Check survey as per approved route of line which includes- Re-checking of the line route as per approved profile, chainage, tower center marking, pit marking, bisection of angle tower as required at site.

Excavation-Excavation, excluding back filling, including shoring,shuttering, dewatering, etc. upto the required depth as per foundation specification/drawings.

(i) Any soil, soft rock other than hard rock

(ii) Hard Rock (with blasting subject to permission or without blasting)

SETTING OF TEMPLATE & STUB/ANCHOR BOLT:- Setting of template & stub/ anchor bolt & removal after concreting, excluding cost of excavation and concreting but including back filling with excavated/ borrowed earth (with lead & lift) in layers with ramming andwatering as per specification.

(i) Tower including extension upto 9 Meter

CONCRETING: Providing and laying cement concrete for all types of foundation as per latest ISS:456 including cement, sand, stone aggregate 20mm nominal size,water etc., preparing surfaces, shuttering, mixing, placing, ramming, curing, finishing as per specification and drawings.

(ii) 1:2:4 Mix

(iii) 1:1.5:3 Mix

STEEL REINFORCEMENT: Cutting, bending, welding of joints if required,fixing and placing of steel reinforcement as per specification and drawings including material.

EARTHING:

(A) Earthing of towers with pipe type earthing excluding the supply of pipes, wires, flats &connectors, but including coke/charcoal, etc.,excavation,augering and backfilling in all types of soil.

(B) Earthing of towers legs with counterpoise typeearthings excluding supply of materialsbut including excavation and backfilling in all types of soil. (i)each set by laying 4 wires each 15m long at a depth of 600mm l.

ERECTION OF TOWERS: Erection of super structures including D-shackles,ACD, Hangers, U-Bolts, step bolts, danger plate, phase plate, number plate etc. Also including tack welding of bolts & nuts upto bottom cross arm/beam level including application of Zinc Rich paint

Erection of tower (with extension upto 9 Meters)

CONDUCTOR STRINGING: Stringing of ACSR Zebra including hoisting of insulator string, laying, jointing & tensioning of conductor, clamping with Armour rods and fixing of vibration damper per route KM of the line.

(i) Single Conductor

EarthwireStringing :- (A) Stringing of galvanised steel stranded wire including laying,jointing & tensioning, clamping,clipping and fixing vibration damper and earth bond etc.

(i)One No. 7/3.15 mm galvanised wire

DISMANTLING OF TOWERS:

Dismantling of super structures along with extensions, having tack welded Bolts, & Nuts, including removing of D shackles, hangers, U-Bolts, step bolts, ACD, Danger plate, number plate, Phase plate of tower including transportation from, site to our store and stacking of all material

A) 132 KV and 220KV S/C & D/C Towers (all types)

DESTRINGING OF CONDUCTOR / EARTH WIRE

(B) Destringing OF ACSR ZEBRA conductor:- Dismantling of vibration dampers and armour rods, removal of conductor from clamps and fitting in rollers, detensioning, dehoisting of insulator string as required and collecting the material & depositing the same in our store and stacking

(i) Single conductor

(C) Destringing OF EARTHWIRE:- Dismantling of earth bonds, vibration dampers, declipping & fitting in rollers, detensioning and collecting the material & depositing the same in our store and stacking.

(i) One No. 7/3.15 mm galvanised wire

RIVETMENT OF TOWERS

(A) Providing and laying cement concrete including curing, compaction etc. complete using stone aggregate 40 mm nominal size (crusher broken) in foundation plinth, using 1 Cement: 5 Sand: 10 aggregate mix.

(B) Random rubble stone masonary for rivetment in 1:5 cement sand mortar including providing and fixing 100mm dia PCC drain pipe & raised and cut-pointing on stone masonary in 1:3 cement sand mortar excluding excavation but including Back filling inside rivetment using excavated/ borrowed earth (with all lead & lift) in layers not exceeding 20cm in depth & consolidating each deposited layer by ramming and watering.

(C )Random rubble dry stone pitching including preparing surface etc. complete with raised & cut pointing in cement sand mortar 1:3, curing etc.

(D) Cement concrete coping grade 1:2:4 (1cement: 2coarse sand :4 graded stone aggregate) rounding off edges etc. but excluding the cost of nosing of steps etc. complete for 75mm thick with 20mm thick nominal size aggregate

Any Other Item

AGRAWAL INFRACAB PRIVATE LIMITED (BID ID -2988204)

Navdurga ElectroConstruction Pvt. Ltd. (BID ID -2985755)

BST Infratech Ltd. (BID ID -2988229)

Navdurga ElectroConstruction Pvt. Ltd. (BID ID -2985755)

KARNIMATA CONSTRUCTION COMPANY (BID ID -2988579)

BST Infratech Ltd. (BID ID -2988229)