REPAIR REPLACEMENT OF UG CABLE AND OTHER ALLIED CONNECTED WORK AT CENTRAL AND SOUTH ZONE AREA UNDER GE NORTH BINNAGURI

Amount

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth for foundations of poles etc. and getting out including trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed.

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

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

Material and labour for river sand, washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable including spreading and levelling complete as specified and directed .

Material and labour for laying well burnt old size bricks, fly ash bricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection all as specified.

Laying only old burnt old size bricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection all as specified.

Boring/Drilling ( horizontally) manually under existing road ( maximum 10 M in width) suitable for passing GI tubing of 40 to 100 mm bore complete all as specified.

Supplying and fixing Galvanised mild steel pipe /tubing, light grade complete with all fittings of 50 mm bore dia, laid in trenches / under roads, fixed to poles/ walls with Mild steel clamps , bolts , nuts and washers complete all as specified and directed. Note :- Excavation & Earth work shall be measured and paid separately)

Supplying and fixing Galvanised mild steel pipe /tubing, light grade complete with all fittings of 80 mm bore dia, laid in trenches / under roads, fixed to poles/ walls with Mild steel clamps , bolts , nuts and washers complete all as specified and directed. Note :- Excavation & Earth work shall be measured and paid separately)

Disconnecting & taking out defective under ground LT cable from trenches, pole, pipe, floor ,wall etc including bricks ,GI pipes and removing from work site of unserviceable material and keep serviceable material for reuse in safe custody for any size complete as directed (Excavation/earth work shall be measured & paid separately under relevant item of this schedule)

Supply, laying , testing LT underground electric power cable crossed linked XLPE insulated, two or more core galvanised steel strip or wire armoured / PVC insulated armoured cable 1100 volts grade 10 sqmm 4 core laid in trenches / laid under floor or fixed to walls/on poles / in ducts etc complete all as specified Note: (Excavation, earth work, sand cushioning, protection brick / tiles / block clamps nuts bolts washers and pipe shall be measured and paid separately under appropriate items)

Supply, laying , testing LT underground electric power cable crossed linked XLPE insulated, two or more core galvanised steel strip or wire armoured / PVC insulated armoured cable 1100 volts grade 16 sqmm 4 core laid in trenches / laid under floor or fixed to walls/on poles / in ducts etc complete all as specified Note: (Excavation, earth work, sand cushioning, protection brick / tiles / block clamps nuts bolts washers and pipe shall be measured and paid separately under appropriate items)

Supply, laying , testing LT underground electric power cable crossed linked XLPE insulated, two or more core galvanised steel strip or wire armoured / PVC insulated armoured cable 1100 volts grade 25 sqmm 3.5 core laid in trenches / laid under floor or fixed to walls/on poles / in ducts etc complete all as specified Note: (Excavation, earth work, sand cushioning, protection brick / tiles / block clamps nuts bolts washers and pipe shall be measured and paid separately under appropriate items)

Supply, laying , testing LT underground electric power cable crossed linked XLPE insulated, two or more core galvanised steel strip or wire armoured / PVC insulated armoured cable 1100 volts grade 50 sqmm 3.5 core laid in trenches / laid under floor or fixed to walls/on poles / in ducts etc complete all as specified Note: (Excavation, earth work, sand cushioning, protection brick / tiles / block clamps nuts bolts washers and pipe shall be measured and paid separately under appropriate items)

Supply, laying , testing LT underground electric power cable crossed linked XLPE insulated, two or more core galvanised steel strip or wire armoured / PVC insulated armoured cable 1100 volts grade 240 sqmm 3.5 core laid in trenches / laid under floor or fixed to walls/on poles / in ducts etc complete all as specified Note: (Excavation, earth work, sand cushioning, protection brick / tiles / block clamps nuts bolts washers and pipe shall be measured and paid separately under appropriate items)

Supply, laying , testing LT underground electric power cable crossed linked XLPE insulated, two or more core galvanised steel strip or wire armoured / PVC insulated armoured cable 1100 volts grade 300 sqmm 3.5 core laid in trenches / laid under floor or fixed to walls/on poles / in ducts etc complete all as specified Note: (Excavation, earth work, sand cushioning, protection brick / tiles / block clamps nuts bolts washers and pipe shall be measured and paid separately under appropriate items)

Material and labour for Digging out incoming and outgoing cables of any sizes from loop near junction box/ feeder pillar box in tranches, cutting burntout uninsulated portion of cable abd rectify the defect and relaying the XLPE cable under ground aluminium conductor in trenches and returning and filling the excavated soil and connecting the cables with bus bars including provision of lugs as applicable and testing complete all as specified.

Supplying and fixing in repair, connecting, testing and commissioning MCCB in panels etc. MCCB, 63 Amps, Four pole, adjustable, 415 Volts, 36 kA, 50 Hz Icu=100% complete all as specified and directed

Supplying and fixing in repair, connecting, testing and commissioning MCCB in panels etc. MCCB, 100 Amps, Four pole, adjustable, 415 Volts, 36 kA, 50 Hz Icu=100% complete all as specified and directed

Supplying and fixing in repair, connecting, testing and commissioning MCCB in panels etc. MCCB, 160 Amps, Four pole, adjustable, 415 Volts, 36 kA, 50 Hz Icu=100% complete all as specified and directed

Supplying and fixing in repair, connecting, testing and commissioning MCCB in panels etc. MCCB, 200 Amps, Four pole, adjustable, 415 Volts, 36 kA, 50 Hz Icu=100% complete all as specified and directed

Supplying and fixing in repair, connecting, testing and commissioning MCCB in panels etc. MCCB, 250 Amps, Four pole, adjustable, 415 Volts, 36 kA, 50 Hz Icu=100% complete all as specified and directed

Supplying and fixing in repair, connecting, testing and commissioning MCCB in panels etc. MCCB, 400 Amps, Four pole, adjustable, 415 Volts, 36 kA, 50 Hz Icu=100% complete all as specified and directed

Supplying and fixing in repair, connecting, testing and commissioning MCB in panels etc. MCB, 63 Amps, TPN, 240 Volts, 10 kA, 50 Hz 'C" series complete all as specified and directed

Dismconnecing the existing cable from Panel/ Pole, preparing the end for jointing including all earth work, Supply and fixing straight through heat shrinkable joint (Epoxy Type) suitable for LT XLPE cable of Size 3.5/4 Core 50 to 150 Sqmm

Dismconnecing the existing cable from Panel/ Pole, preparing the end for jointing including all earth work, Supply and fixing straight through heat shrinkable joint (Epoxy Type) suitable for LT XLPE cable of Size 3.5/4 Core 185 to 300 Sqmm

Supply and fixed in repairs powder coated mild steel junction box factory made of size 350 mm (B) x 400 mm (H) x 200 mm(D), made of CRCA sheet 2mm thickness, with front openable hinged door, locking arrangements with 4 Nos copper bus bars , 200 Amps, mounted on porcelain insulator, glands and lugs etc. and making connections complete all as specified.

Supply and fixed in repairs powder coated mild steel junction box factory made of size 600 mm (B) x 900 mm (H) x 200 mm(D) , made of CRCA sheet 2mm thickness, with front openable hinged door, locking arrangements with 4 Nos copper bus bars , 200 Amps, mounted on porcelain insulator, glands and lugs etc. and making connections complete all as specified.

Material and labour for complete removal of existing paint of external steel surface by scrapping or heating of feeder pillar box / LT panel board and DBs of any size and applying two coats of spray painting of 1st quality over a coat of zinc chrome primer including applying filler coat for smooth surface and marking Sub-Station No, Feeder No, Feeding area, and Building with synthetic enamel paint as per existing complete all as specified

Material and labour for earthing complete with galvanised mild steel earth plate electrode 600x600x6.0mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using GI strip 32 x 6 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected to equipments at another end, GI earth strip encased in and including 40 mm dia GI 'light grade' pipe from upper end of earth plate upto equipments,20 dia bore GI pipe 'light grade' as water pipe from earth chamber to upper edge of earth plate, Test point , GI funnel with wire mesh fixed on water pipe and PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 50mm thick precast RCC 1:2:4 type B-1, duly reinforced with MS round bars 6mm dia @ 100 c/c both ways with 10mm dia MS round bar as in lifting handles, excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate of SSR Part I complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

Supply and fixed in repairs of shutter of LT panel Board / Junction box of size 300 mm (B) x 600 mm (H), made of mild steel CRCA sheet 3.15mm thickness, including welding and provision of hinges and locking arrangement as per existing including applying two coats of synthetic paint 1st quality, over a coat of zinc chrome primer complete all as specified.

Supply and fixed in repairs of shutter of LT panel Board / Junction box of size 600 mm (B) x 800 mm (H), made of mild steel CRCA sheet 3.15mm thickness, including welding and provision of hinges and locking arrangement as per existing including applying two coats of synthetic paint 1st quality, over a coat of zinc chrome primer complete all as specified.

Supply and fixed in repairs of shutter of LT panel Board / Junction box of size 900 mm (B) x 450 mm (H), made of mild steel CRCA sheet 3.15mm thickness, including welding and provision of hinges and locking arrangement as per existing including applying two coats of synthetic paint 1st quality, over a coat of zinc chrome primer complete all as specified.

Supply, installation, testing and commissioning out door type cubical panel board of size (900 mm (H) x 600 mm (B) x 400 mm (D)) overall outer shell made out of 3.15 mm thick MS sheet and inner shell made out of 1.6 mm thick MS sheet and MS angle section 50x50x6 mm on PCC 1:2:4 type B-1 platform 40 cm above the ground level and 45 cm below the ground level, frame factory fabricated with front and back openable double door system (Each door hinged with body at 4 places ) lockable/openable by Keys having chromium plated 19 mm dia fancy lock, louvers and air vent gasket for natural flow of air “U” type gasket shall be used to make the outer shell completely vermin proof .suitable for 3 phase 4 wire 415 Volt, 50 Hz, tested at CPRI for 35 MVA rupturing capacity at 415 Volts factory fabricated having modern fabrication and testing process which included seven tank pretreatment process comprising of degreasing, rinsing, de-rusting, rinsing, phosphatising, rinsing and passivation followed by power coat painting having thickness not less than 100 microns , provided with suitable gasket to make it dust / vermin proof and general construction confirming to IS:8623/93. the TPN busbar shall be insulated with colour coaded heat shrinkable sleeve through out length of the busbar and shall be mounted on suitable size "F"class insulator at an interval not more than 250 mm. the cubicle incomer MCCB as well as outgoing shall have aluminium TPN extansion links of current carrying capacity not less than 1.5 times the rated capacity of individual feeder. the extansion capacity not less than 300 mm long supported on suitable size "F"class insulator. all inter connection between the main busbar as well as outgoing feeder shall be carried out with TPN copper busbar of rating not less than 1.5 times rated capacity of individual outgoing feeders & should be insulated with heat shrinkable PVC sleeves, Danger Notice Board size as per IE Rule 1956 and including taking down of unserviceable panel board from site all as directed.

Supply, installation, testing and commissioning out door type cubical panel board of size (900 mm (H) x 600 mm (B) x 400 mm (D)) overall outer shell made out of 3.15 mm thick MS sheet and inner shell made out of 1.6 mm thick MS sheet and MS angle section 50x50x6 mm on PCC 1:2:4 type B-1 platform 40 cm above the ground level and 45 cm below the ground level, frame factory fabricated with front and back openable double door system (Each door hinged with body at 4 places ) lockable/openable by Keys having chromium plated 19 mm dia fancy lock, louvers and air vent gasket for natural flow of air “U” type gasket shall be used to make the outer shell completely vermin proof .suitable for 3 phase 4 wire 415 Volt, 50 Hz, tested at CPRI for 35 MVA rupturing capacity at 415 Volts factory fabricated having modern fabrication and testing process which included seven tank pretreatment process comprising of degreasing, rinsing, de-rusting, rinsing, phosphatising, rinsing and passivation followed by power coat painting having thickness not less than 100 microns , provided with suitable gasket to make it dust / vermin proof and general construction confirming to IS:8623/93. the TPN busbar shall be insulated with colour coaded heat shrinkable sleeve through out length of the busbar and shall be mounted on suitable size "F"class insulator at an interval not more than 250 mm. the cubicle incomer MCCB as well as outgoing shall have aluminium TPN extansion links of current carrying capacity not less than 1.5 times the rated capacity of individual feeder. the extansion capacity not less than 300 mm long supported on suitable size "F"class insulator. all inter connection between the main busbar as well as outgoing feeder shall be carried out with TPN copper busbar of rating not less than 1.5 times rated capacity of individual outgoing feeders & should be insulated with heat shrinkable PVC sleeves, Danger Notice Board size as per IE Rule 1956 comprising of the following and including taking down of unserviceable panel board from site all as directed. (a) TPN aluminium busbar 200 Amps insulated with colour coded heat shrinkable sleeve and shall be mounted on suitable size "F" class insulators (b) MCCB 100 Amps 25 KA 415 volts, 50 Hz, FP - 01 No

Supply and layinf in replacement of rubber matt of size 2.0 Mt x 1.0 Mt x 19 mm thick of superior quality ISI Marked for electric work 1.1/11 KV insutation complete all as specified.

M/S SARKAR BROTHERS

SINHA ENTERPRISE

M K Engineering WOrks

M/S JAGDISH PRASAD AGARWALA

M/S BIG BEN ENTERPRISES

M/s Reliable Electromech Systems

M/S East India Traders