VARIOUS REPAIR WORKS OF EXTERNAL ELECTRIFICATION, REPLACEMENT OF UG CABLE AND LT PANELS AT BASE CAMP, KHALSAR AND VARIOUS OTHER UNITS UNDER GE PARTAPUR

Amount

Re-stringing, restretching ACSR conductor of overhead HT/LT line on steel poles after removing binding from insulator and rebinding the conductor with insulator including providing new binding wire jumpering providing with sleeves of appropriate size, ACSR conductor with colour code sleeves after restraining and removing unavoidable sags in the lines, complete all as specified and directed by Engr-in-charge.

M&L for Aluminium conductor steel reinforced (ACSR) in replacement as in over head conductor including provision of aluminium tapes for binding all as specified and directed by Engr-in-Charge. Note : (i) weight of ACSR conductors shall be determined by measuring the horizontal distance between center of two adjacent poles and compounding the weight of conductors of size and length provided and 3% extra added for sag, jointing, jumpers etc. (ii) The weight of the aluminium tapes shall not be added in the weight of the conductors for payment purpose. (iii) Size of ACSR conductor will be decided by GE/Engr-in-Charge as per electric load and site requirement.

Supply and fix in replacement Pin type insulator, porcelain, vitrous, white brown or green insulator incl one galvanized mild steel spindle, two galvanised iron washer and one galvanized iron nut of size 100mm height and 65mm dia for 1100 Volts complete all as specified and directed by the Engr-in-charge.

Supply and Fix in replacement Shackle type porcelain, vitreous, brown or green insulator 1100 volts working pressure, 75mm high and 90mm dia with and including galvanised mild steel straps, washer, insulator bolts 12mm dia, and nuts complete after removing unserviceable item all as specified and directed by the Engr-in-charge.

M&L for loop type insulator, vitreous porcelain white, brown or green large size (65 x 90mm), clearance of hole 16mm complete all as specified and directed by Engr-in-Charge.

M&L for Stay Assembly complete with Accessories as shown in electrical plate No 1 for 16mm dia of stay rod, 180 cm long complete all as specified and directed by Engineer-in-Charge. Note : Earth work shall be measured and paid for seperately.

S&F in replacement Cross arm bracing, supports clamps and backplated fabricated from structral steel section including nuts, bolts ,washers, welding,bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and directed by Engineer-in-Charge.

M&L for galvanised stay strand of size 7/4mm complete all as specified and directed by Engr-in-Charge.

S & F of gaurding wire ,cradles, hexagonal/rectangular, fabricated with galvanised steel wire 3.15 or 4mm dia

M&L for line separators of LT OH lines with nut, bolts & washers straight type fixed at a point as directed and suitable for 4 wire complete all as specified and directed by Engr-in-Charge.

Supply and fixing Aluminium bus bar chamber 200 Amp capacity 4 strips not less than 600 mm long, outdoor type including one MCCB of 160 Amps 4 Pole as incommer with locking arangement, grouting in pcc 1:3:6 and connecting with UG XLPE cable with suitable copper thimbles complete.

Supply and fixing Aluminium bus bar chamber 200 Amp capacity 4 strips not less than 600 mm long, outdoor type including one MCCB of 250 Amps 4 Pole as incommer with locking arangement, grouting in pcc 1:3:6 and connecting with UG XLPE cable with suitable copper thimbles complete.

Supply and laying in repairs synthetic Insulating Mat of size 2m X 1m and 12mm thick for 1100 Volts made from synthetic insulating material, free from any insertions leading to detoriation of insulating properties. Note : The upper surface should have small aberration (Rough Surface) with out edges to avoid slippery effects.The mat should be fire retardant & self extiguishing complete all as specified and directed by Engr-in-Charge.

M&L for Earthing complete with galvanized steel earth plate electrode 600x600x60mm thickness not less than 6mm thick buried directly in ground( earth plate not less than 2.25 mtr deep below normal ground level) with top edge of earth plate not less than 2.5 mtr below the normal ground level connected to galvanized earth strip of size 32 x 6 mm thick by means of nuts bolts, nuts, check nuts and washers of GI steel all as shown in electrc plate Ni 5 connected to earth test point all as specified and indicated complete and including charcoal dust,salt etc and GI protection pipe light grade 40mm bore and GI watering pipe 20mm bore medium grade with funnel and wire mesh ,40mm thick pre cast RCC M-15 ( Nominal mix) cover reinforced with XPM weight not less than 4 Kg/Sqm with suitable handle of 6mm dia MS bar and angle iron 40X40X3mm frame for cover,PCC M-15 ( Nminal mix) pit, excavation and earth work in any type of soil and connected all as specified and as directed by Engineer-in-charge.

Material and Labour for PCC 1:3:6 type C-2 using 40mm graded crushed stone aggregate as in foundation, filling or mass concrete as in foundation stays etc complete all as specified and directed by Engr-in-Charge.

Laying/fixing only passing through pipe or laid in trenches underground XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross section area 10 x 2 Sqmm complete. Note : (i) Store will be supplied by department as shedule 'B' stores. (ii) Excavation work will be paid under appropriate item of BOQ. (iii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Laying/fixing only passing through pipe or laid in trenches underground XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross section area 25 x 4 Sqmm complete. Note : (i) Store will be supplied by department as shedule 'B' stores. (ii) Excavation work will be paid under appropriate item of BOQ. (iii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Laying/fixing only passing through pipe or laid in trenches underground XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross section area 35 x 3.5 Sqmm complete. Note : (i) Store will be supplied by department as shedule 'B' stores. (ii) Excavation work will be paid under appropriate item of BOQ. (iii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Laying/fixing only passing through pipe or laid in trenches underground XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross section area 50 x 3.5 Sqmm complete. Note : (i) Store will be supplied by department as shedule 'B' stores. (ii) Excavation work will be paid under appropriate item of BOQ. (iii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Laying/fixing only passing through pipe or laid in trenches underground XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross section area 70 x 3.5 Sqmm complete. Note : (i) Store will be supplied by department as shedule 'B' stores. (ii) Excavation work will be paid under appropriate item of BOQ. (iii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Laying/fixing only passing through pipe or laid in trenches underground XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross section area 185 x 3.5 Sqmm complete. Note : (i) Store will be supplied by department as shedule 'B' stores. (ii) Excavation work will be paid under appropriate item of BOQ.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtrs in depth for laying of cable, fixing of stay etc 10 Sqm on plan and n exc 1.5 in depth and getting out in hard/dence soil complete all as specified and directed by Engineer-in-Charge.

Returing, filling in incl spreading, levelling watering and well remming in layers n.exc 25cm width, Complete all as specified and directed by Engineer-in-Charge.

Removing excavated soil to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5 m above starting point Completed all as specified and diercted by Engineer-in-Charge.

Sand cushioning for under ground cable 8 cm before laying the cable and 15 cm after laying and streching the cable complete all as specified and directed by Engineer-in-Charge.

M&L Un-reinforced precast factory made concreate cable covers, class LV type-I, with flat size 250x150x40 mm Complete all as specified and directed by Engineer-in-Charge.

Supply and laying GI pipe light grade 40 mm bore including all type fitting such as bends, elbows, tee etc fixed on walls/to poles/laid in trenches as cable protection.

Supply and laying GI pipe light grade 50 mm bore including all type fitting such as bends, elbows, tee etc fixed on walls/to poles/laid in trenches as cable protection.

Fixing only MCCB 4 Pole, 415 V, 100 Amps with breaking capacity 36 KA, adjustable type complete all as specified and directed by Engr-in-Charge. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only MCCB 4 Pole, 415 V, 160 Amps with breaking capacity 36 KA, adjustable type complete all as specified and directed by Engr-in-Charge. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only MCCB 4 Pole, 415 V, 250 Amps with breaking capacity 36 KA, adjustable type complete all as specified and directed by Engr-in-Charge. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only MCCB 4 Pole, 415 V, 400 Amps with breaking capacity 36 KA, adjustable type complete all as specified and directed by Engr-in-Charge. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only Change over switch 160 Amps on existing position. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only Change over switch 200 Amps on existing position. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only Change over switch 250 Amps on existing position. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

Fixing only Change over switch 400 Amps on existing position. Note :- (i) Stores will be provided by the department as Schedule 'B' Stores. (ii) Necessary spares such as glands, lugs, nuts, bolts etc including relaying and making connections of connected cables of any size is deemed to be inclulusive of quoted rates.

HONY CAPT RIGZIN SAMPHEL

KONCHOK TSEWANG

BETONG BUILDERS