Stringing of two nos of 33kV Overhead Transmission Line for providing power supply from Bina Main Switching Substation to Substation A of M/S Madhucon Construction at Bina Project NCL

Amount

Supply of MS Nut Bolts 5/8 x 3" and 5/8 x 8"

Supply of 11 KV disc insulator

Supply of hardware for 11 KV disc insulator including ball, socket type complete with galvanized strain, clamp, bolt, nut , wahser etc

Supply of Pin Insulator 33kV with GI Pin

Supply of Stay Insulator 33kV grade

Supply of Earth Wire 7/14 SWG(0.206 kg/mtr)

Supply of Stay Wire 7/10 SWG

Erection of MS tubular pole 11/13/16 mtrs long in cement concrete 1:3:6(01 cement : 03 coarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling and secured with holding clamps, bolts, nuts, barber wire etc as required

Supplyig and erection of galvanized stay set for for 33 KV overhead line complete with 19/20 mm dia x1.8 meter long stay rod , anchor plate of size 45 cm x 45 cm x7.5 mm thick turn buckle(20mm x600 mm), 07/4.00 mm dia , GI stay wire and 11 KV strain insulator etc in cement concrete 1:3:6 ( (01 cement : 03 coarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling etc as required

Erection of double pole 3 wire cross arm for 33 KV overhead line etc as required

Fixing of Guarding Brackets/bracing (making of wire net if required as per instruction of EIC)

Fixing of pole top/straight two wire / angle iron /channel iron on in Single Pole

Erection of Pin Insulator 33 Kv with pin

Erection of of Disc Insulator 11KV with hardware

Fixing of Stay / strain insulator 33 KV Grade

Stringing of ACSR / AAAC 148 / 175 sq. mm Conductor

Stringing of Earth /stay Wire 7/16, 7/14, 7/10 SWG

Fixing of PG Clamp / Jumpering

Fixing of top bracket in single pole

Fabrication of MS Channel 100x50x6, M S Angle 50x50x6 (cutting , welding , hole as per requirement ) for dc cross arm , single bracket, top bracket, clamps etc(Cutting and welding electrode will be provided by contractor)

Supply of Al paint and painting of pole and bracket with one coat red oxide and two coat Al. paint and writing feeder no, pole no and voltage grade on pole

Supply and fixing of Danger Boards 8"X6" for 33KV OH line

Supply, Installtion , commisisoing and testing of off load isolator outdorr type with earth switch. Technical specification are as follows: Rated voltage -33 KV, No of phase -3, Design ambeint teemp - 50 C, Type of operation- Mechnical ganged, Rated current 1250 Amp, Short time current for 03 sec- 25 KA, Rated frequency- 50 Hz, Lighting impulse withstand voltage across isolator distance 195 KV and to earth 170 KV, operating mechnaism-isolator-motor & earth switch-manual. Phase spacing-1500 mm, minimum clerance-(a)Phase to Phase - 320 mm(b) Phase to earth -320 mm (c) Sectional clerance- 3000 mm( Considering 10 % Labour Charge)

Survey pegging / jungle cleaning including tree branch cutting and removing it outside away from OHL for taking alignment of OHL and item maintenance

Supply of 33KV grade outdoor termination kit suitable for 3 core X 400 sqmm screened XLPE cables (in nos.)

Mounting/fixing of 33KV grade outdoor termination kit including dressing and formation of cable and handling of prepared pole mounting to the overhead line and jumpering to OH line (in nos.) (Rate is taken as 10% of the cost of the kit)

Laying of XLPE Power Cable 3 core, 400 sq. mm, 33 kV grade of the horizontal formation including excavation, laying of Cable in HUME or Metal Pipe and its refilling by excavated material

Total impact of GST for the purpose of CTC

KUNWAR & SINHA ENGINEERING WORKS (BID ID -1187977)

M/S SARCO ENGINEERING WORKS (BID ID -1187587)

RAVI ELECTRICAL AND CIVIL CONSTRUCTION (BID ID -1188079)

M/s HARIHAR SINGH ELECTRICALS (BID ID -1188070)