REPAIR/MAINTENANCE OF EXTERNAL LT DISTRIBUTION SYSTEM INCLUDING LT OVERHEAD CONDUCTORS, LT UNDERGROUND CABLES AND CONNECTED ITEMS AT NAA UNDER GE (N) TEZPUR.

Amount

Dismantling cross-arms of mild steel channel or angle sections etc. complete and setting aside by diconnecting all electrical connections for re-use or removing to store or for schedule of credit all as directed by Engr-in-Charge

Dismantling HT/LT insulators any type, any size by diconnecting all electrical connections complete all as specified and as directed.

Dismantling of ACSR conductors of any description and to be replaced by XLPE UG cable. XLPE cable shall be paid under relevant items in this BOQ all as specified and directed by Engineer- in- charge.

Dismantling /taking down old rusted /broken GI earth wire from feeder or distributor span complete all as specified and directed.

S&F (in repair) Insulator Pin type, porcelain, vitreous, white, brown or green, insulator including one galvanised mild steel spindle, two galvanised iron washres and one glavanised iron nut, 100 mm height, 65 mm die. For 1100 volts grade complete all as specified and directed.

S&L in repair of shackle type Insulator porcelain vitreous white/ brown or green, 75 mm high and 90mm dia suitable for working pressure of 1100 Volt including Galvanized iron straps of size (31x3) mm ,nut, bolt of dia 12 mm and washers of suitable size, complete all as specified and directed.

Excavation in trenches not exceeding 1.5 Mtr wide and not exceeding 1.5 Mtr depth in soft / loose soil and getting out for removing / laying of pipe /Cables etc complete all as specified.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose/ hard/ dense soil complete all as specified and as directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and as directed.

M&L for river sand, washed and screened dry for cushioning to under ground cable in tenches below and around under ground cable including spreading and levelling complete as specified and directed.

M&L laying well burnt old size bricks, sub calss "B" bricks, straight or curved on plan, laid flat with width equal to length of brick, laid dry over electric cablefor protection all complete all as specified and directed.

M&L for Boring/Drilling (Horizontally) manually/mechanically under existing road (Maximum 10 M in width) suitable for passing GI tubing of 40 to 150 mm bore complete all as specified and directed.

Taking down LT UG Cables/service cable of any size from trenches/poles complete after disconnection all as specified and directed

M&L relaying serviceable LT cable of any size complete all as specified and directed by Engr-in-charge. (Note :- Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items).

M&L for earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6mm thick buried directly in ground (earth pit not less than 2.25 metre below ground level) with top edge of the earth plate not less than 1.5 metre below ground level, connected to GI earth strip size of 32x6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 of SSR Part I connected to earth test point all as specified or indicated including excavation and connected earth work, in soft/loose soil, removing soil upto 50m, PCC 1:3:6 type C1 as in pit, 20mm dia GI pipe medium grade for watering pipe, 40mm bore GI medium grade earth lead protection pipe, 50mm thick RCC 1:2:4 type B1 cover slab of earth pit reinforced with 8 mm dia TMT Bars @ 75mm C/C both ways and with handle made out of 12mm dia bars, funnel, strainer, alternate layer of charcoal dust and common salt and testing on completion, complete all as specified and directed.

M&L for Mild steel plates, chequered, 5mm thick Fe 410-W (Gde-E- 250) quality- A , cut in to shape and apply two coat synthetic enamel paint over a coat of primer all as specified and directed by Engineer-in-charge.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 10 Sq mm cross sectional area, 2 core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 16 Sq mm cross sectional area, 4 core size, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 25 Sq mm cross sectional area, 4 core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 35 Sq mm cross sectional area, 3.5 core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 50 Sq mm cross sectional area, 3½ core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 70 Sq mm cross sectional area, 3½ core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 95 Sq mm cross sectional area, 3½ core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 120 Sq mm cross sectional area, 3½ core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

M&L for Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene (XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 Mark, with aluminium conductor multi stranded, heavy duty 1100 Volts grade of 185 Sq mm cross sectional area, 3½ core sizes, complete all as specified laid in trenches / laid under floor or fixed naked with walls/ on poles/ in ducts / in GI pipes etc. complete all as specified and directed. (Note :- 1.Excavation, earth work, sand cushioning, protection bricks/ tiles / block, Clamps, nuts, Bolts, washres and pipe shall be measured and paid separately under relevant items.

S&F in repairs Galvanised mild steel tubing, 'Light grade' of 40mm bore complete with all fittings, laid in trenches/ under roads, drain , paths, fixed to poles/ walls with Mild steel clamps, bolts, nuts and washerws complete all as specified of the following bore (Note :- Excavation & Earth work shall be measrued and paid separately)

S&F in repairs Galvanised mild steel tubing, 'Light grade' of 80mm bore complete with all fittings, laid in trenches/ under roads, drain , paths, fixed to poles/ walls with Mild steel clamps, bolts, nuts and washerws complete all as specified of the following bore (Note :- Excavation & Earth work shall be measrued and paid separately)

M&L in repairs Thermoplastic Cable Junction Boxes IP66/67 "weather proof", for outdoor installation with knockouts for cable entry with terminals suitable for 10-16sqmm cable of Size 155 x 210 x 92 mm incl busbar mounted on insulator and MCB SP 6 Amps-1 No, including necessary civil works and connecting all incoming and outgoing wires with AL lugs of appropiate sizes and complete all as specified and directed

S&F in replacement 1100 volts grade PVC insulated weather proof sheathed copper cable 1.5 sqmm size 3 core fixed with RCC/Steel tubular pole including PVC conduit medium grade 19/20 mm dia complete all as specified and directed.

Supply, install, testing & commissioning of LT busbar chamber of size (0.60x0.60x0.60)m CPRI approved, outdoor type, factory made fabircated to CRCA sheet of 3.15 mm thickness, angle iron of size 40X40X6mm thick of length 0.6 m from pcc, frame work and tee section (frame) of suitable size double door front/rear opening and locking arrangement, floor mounted on plateform of suitable size, Al bus bar chamber (enclosed) incl rust free spray painting with two coat of synthetic enamel paint over a coat of red oxide primer mounted on PCC blocks, fixed with grouted bold, nuts and washer and making complete including PCC foundation comprising of following accessories:- BUS-BAR & INTERNAL CONNECTIONS: The bus-bars shall be made up of 04 Nos Aluminium 400 A rated not less than 40mmx10 mm, duly insulated with 1100 V grade standard colour coded PVC sleeves PROVISION FOR CABLE ENTRY : The provision for cable entry/exit shall be provided in the bottom for both incoming & out-going cables. INSTRUMENTATION SYSTEM : (a) Indicator lamp with integral circuit (230/240V) & cluster LED (Red, Orange, Blue) - 01 Set. (b) 3 Ph Digital Voltmeter CI 1.0 - 01 No (c) Danger notice plate of size 20 x 15 cm of 1.6mm thick mild-steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal-red colour and fixed with MS clamps, bolts and nuts of approved size, for LT conforming to IS-2551 - 01 Nos. NOTE : 1) Design / Drawing / BOM of the LT Busbar panel board showing the dimensions incl accessories is to be obtained from panel board manufacturer / supplier & is to be got approved from GE before placing final order to the manufacturer/Supplier. 2) Anything missed out in the technical specifications but technically required for efficient working is deemed to be included in the quoted rates.

Supply, install, testing & commissioning of LT busbar chamber of size (0.60x0.60x0.60)m CPRI approved, outdoor type, factory made fabircated to CRCA sheet of 3.15 mm thickness, angle iron of size 40X40X6mm thick of length 0.6 m from pcc, frame work and tee section (frame) of suitable size double door front/rear opening and locking arrangement, floor mounted on plateform of suitable size, Al bus bar chamber (enclosed) incl rust free spray painting with two coat of synthetic enamel paint over a coat of red oxide primer mounted on PCC blocks, fixed with grouted bold, nuts and washer and making complete including PCC foundation comprising of following accessories:- BUS-BAR & INTERNAL CONNECTIONS: The bus-bars shall be made up of 04 Nos Aluminium 200 A rated not less than 20mmx10 mm, duly insulated with 1100 V grade standard colour coded PVC sleeves PROVISION FOR CABLE ENTRY : The provision for cable entry/exit shall be provided in the bottom for both incoming & out-going cables. INSTRUMENTATION SYSTEM : (a) Indicator lamp with integral circuit (230/240V) & cluster LED (Red, Orange, Blue) - 01 Set. (b) 3 Ph Digital Voltmeter CI 1.0 - 01 No (c) Danger notice plate of size 20 x 15 cm of 1.6mm thick mild-steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal-red colour and fixed with MS clamps, bolts and nuts of approved size, for LT conforming to IS-2551 - 01 Nos. NOTE : 1) Design / Drawing / BOM of the LT Busbar panel board showing the dimensions incl accessories is to be obtained from panel board manufacturer / supplier & is to be got approved from GE before placing final order to the manufacturer/Supplier. 2) Anything missed out in the technical specifications but technically required for efficient working is deemed to be included in the quoted rates.

PURBANCHAL BUILDERS

Shree Krishna Traders

M/S LAKSHMI ENTERPRISES