UPGRADATION OF ELECTRICAL INFRASTRUCTURE AND ALLIED SERVICES IN SMQs, PROVN OF WALL MOUNTED FANS AT OFFR MESS AND VOLTAGE STABILIZERS FOR ACs IN VARIOUS LOCATIONS AT AF STN MOHANBARI

Amount

Dismantling unserviceable LT steel poles/struts of any size and any description including demolition of Cement Concrete (as/if required) and made good disturbed Ground complete all as specified and directed.

Dismantling Cross-Arms of Mild Steel Channel or Angle Sections, etc, including Mild Steel Bolts, Nuts, Washers, etc complete all as specified and directed.

Dismantling Insulators like Pin type, Shackle type from existing Electric Poles of any description and any size complete all as specified and directed.

Dismantling ACSR or AAC Conductors from the Disturbed Span including Line Spacer, etc complete all as specified and directed.

Dismantling Earth Wire, Cradle Guarding etc complete all as specified and directed.

Dismantling unserviceable stary assembly of LT Pole complete all as specified and directed. Note : Unsv Stay assembly will be dismantled at Ground Level and disturbed ground will made good as directed for which Earthwork, demolition of Cement Concrete, etc. will not be measured and paid separately.

M&L for steel tubular poles of street light complete with cast iron base plate, finial taper plug bolts, nuts & screws as specified type 410 SP-31, 9.0 meter long including painting all external exposed steel surfaces with two coats of aliminium paints over a coat of red oxide zinc chrome primer and all external surfaces in contact with concrete with two coats of black bitumenous paint complete all as specified and directed.

M&L for plain cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate for foundation of stay assembly/struts/pole etc. (around the poles in pit) complete all as specified and directed.

M&L for PCC (1:3:6) type C-1 using 20mm graded stone aggregate for coping / pedestal of poles including necessary form work, fair finishing to exposed surfaces by using extra cement complete all as specified and directed.

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 any type of soil complete all as specified and directed.

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.50 m in depth for foundations of poles etc. and getting out including trimming the sides and forming bottom surfaces to required levels in hard/ dense soil complete all as specified and directed.

Excavating in trenches, exceeding 1.5 m wide and 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, watering and well ramming in layer not exceeding 25 cm thick in approved earth 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.

M&L 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 all as specified and directed.

Supply and laying old sub class B bricks of size 230x115x75mm for protection of UG cable with width equal to length of bricks as mechanical protection laid dry and flat complete all as specified and directed.

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 complete all as specified and directed.

Horizontal boring suitable for 80mm bore steel tubing, under road/ pavement / hard standing etc.,not exceeding 10 Metres in length, in any type of soil, suitable for passing through up to 80 mm bore, galvanised steel tubing complete all as specified and directed.

S&F for 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 as in cable protection complete all as specified and directed.

S&F for Galvanised mild steel pipe /tubing, light grade complete with all fittings of 40 mm bore dia, laid in trenches / under roads, fixed to poles/ walls with Mild steel clamps, bolts, nuts and washers as in cable protection complete all as specified and directed.

M&L for taking out old cable of any size from trenches, GI pipe protection, with and including separating serviceable bricks & set aside and removing un-serviceable bricks from site complete all as specified and directed. Note : The Excavation and earth work shall be mesured and paid separately under relevant item of Sch.

Relaying only LT cable of any type retreived from Item No- 21, after rectifing defects complete all as specified and directed. Note : Earth work & Excavation, GI pipe, brick protection etc shall be measured and paid separately under relevant items of this schedule.

Supply, laying, jointing & testing in trenches or passing through pipe, 1100 volts grade, XLPE insulated PVC bedded, galvanized steel strip or wire armoured LT electric power UG cables, heavy duty with stranded aluminium conductor of cross sectional area 120 sqmm 3.5 core with and including all fixing & connecting accessories such as Alluminium cable lugs, nut, bolts, washer etc complete all as specified and directed.

All as per ser item No 23 above but of cross sectional area 50 sqmm 3.5 core complete all as specified and directed.

All as per ser item No 23 above but of cross sectional area 70 sqmm 3.5 core complete all as specified and directed.

All as per ser item No 23 above but of cross sectional area 95 sqmm 3.5 core complete all as specified and directed.

All as per ser item No 23 above but of cross sectional area 185 sqmm 3.5 core complete all as specified and directed.

All as per ser item No 23 above but of cross sectional area 240 sqmm 3.5 core complete all as specified and directed.

All as per ser item No 23 above but of cross sectional area 16 sqmm 4 core complete all as specified and directed.

S&F for moulded case circuit breaker (MCCB) four pole Adjustable type 415 volt, 50 Cycles, 200 Amps of breaking capacity 36 KA, Spreader Terminal complete all as specified and directed.

S & F for Junction Box for Street Lights of size 205x255x112 mm made HOT moulded (FRP) SMC totally enclosed, dust and vermin proof, rain protected slanted roof top, door pasted with rubber gasket, water tight IP 66/67 protection and suitable size of "connectwell" stud teriminal (provision for socket bolting)- 05 Nos suitable for 415 volts, 50 Hz, 3 phase 4 wire internal wiring system including MCB SP 06 amps- 01 No and mounted on security light pole with suitable bracket nuts, bolts complete all as specified and directed.

S&F for unplasticised PVC pipes of pressure rating 10kgf/cm of 20 mm bore and 3mm thick fixed with MS flat iron clamp of size 20X3 mm in every 1.5 meter length of pipe complete all as specified and directed.

S&F for 1100 Volts heavy duty round sheathed multistranded three core copper conductor cable of size 1.5 Sqmm for electrical connections to the street lights fittings complete all as specified and directed.

Supply, fabrication, installation, testing and commisioning of LT 3 Phase 4 wire 450 Volts system, factory made,CPRI Appoved, water and vermin proof protection pedestal type feeder pilar box of minimum size 1000 mm x 600 mm x 400 mm (overall) of out door type made out of 3.15 mm thick CRCA sheet with frame and legs of mild steel angle iron of size 40 x 40 x 6 mm in all side with double door, front and back side openable hinged door and air ventilation arrangement including provisio of cable looping box of size 300 x 600 x 400 mm . Danger notice plate shall be fixed on main door. The pannel shall be Complete painted with Powder Coated paint of approved shade. All interconnection between the main bus bar as well as out going feeders shall be carried out with TPN coppe bus bar of rating not less than 1.5 times the rated capacity of individual out going feeders and should be insulated with heat shreank cable PVC shleaves and shall be mounted on suitable size "F" class insulators. The degree of protection of outer shell of the panel shall be IP-65. A detachable pre drilled gland plate should be used at bottom. All control wire shal be with 2.5 sqmm multi stranded copper conductors and shall be properly brunched, tied, ferruled for proper identification and print with adequate size of lugs complete with and including PCC (1:3:6) type C-2 of size 0.80 m x 0.60 m x 1.05 m depth (45 cm below ground level and 60 cm above ground level) as in foundation complete including necessaqry excavation, earth work and including connecting all incoming and outgoing LT UG cables after drawing/ digging out cable from loops in treanches complete all as specified and as directed along with and including comprising of the following accessories : -

Supply, fabrication, installation, testing and commisioning of LT 3 Phase 4 wire 450 Volts system, factory made,CPRI Appoved, water and vermin proof protection pedestal type feeder pilar box of minimum size 1000 mm x 700 mm x 400 mm (overall) of out door type made out of 3.15 mm thick CRCA sheet with frame and legs of mild steel angle iron of size 40 x 40 x 6 mm in all side with double door, front and back side openable hinged door and air ventilation arrangement including provisio of cable looping box of size 300 x 700 x 400 mm . Danger notice plate shall be fixed on main door. The pannel shall be Complete painted with Powder Coated paint of approved shade. All interconnection between the main bus bar as well as out going feeders shall be carried out with TPN coppe bus bar of rating not less than 1.5 times the rated capacity of individual out going feeders and should be insulated with heat shreank cable PVC shleaves and shall be mounted on suitable size "F" class insulators. The degree of protection of outer shell of the panel shall be IP-65. A detachable pre drilled gland plate should be used at bottom. All control wire shal be with 2.5 sqmm multi stranded copper conductors and shall be properly brunched, tied, ferruled for proper identification and print with adequate size of lugs complete with and including PCC (1:3:6) type C-2 of size 0.80 m x 0.60 m x 1.05 m depth (45 cm below ground level and 60 cm above ground level) as in foundation complete including necessaqry excavation, earth work and including connecting all incoming and outgoing LT UG cables after drawing/ digging out cable from loops in treanches complete all as specified and as directed along with and including comprising of the following accessories : -

M&L for Earthing complete with galvanised steel earth plate electrode 600x600x6.3 mm thick burried directly in ground (earth pit not less than 2.25 mtr deep below the ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to galvanised earth strip 32 x 6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or of steel all as shown in electrical plate No 3 of SSR part-I 2009 connected to pole/LT Panel all as specified and testing on completion including. Necessary excavation, earthwork, PCC works and CI earth pit cover with watering pipe 20mm dia GI pipe medium grade, funnel with wire mesh and lugs and GI pipe 40 mm dia of light grade, for protection of earth strip complete all as specified and directed. Note: Excavation/PCC/Earth work/Charcoal/ Salt shall be deemed to be include in this unit rate.

M&L for Earthing complete with galvanised steel earth plate electrode 600x600x6.3 mm thick burried directly in ground (earth pit not less than 2.25 mtr deep below the ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to galvanised earth wire of size 4.00 mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or of steel all as shown in electrical plate No 3 of SSR part-I 2009 connected to pole/LT Panel all as specified and testing on completion including. Necessary excavation, earthwork, PCC works and CI earth pit cover with watering pipe 20mm dia GI pipe medium grade, funnel with wire mesh and lugs and GI pipe 20 mm dia of light grade, for protection of earth strip complete all as specified and directed. Note: Excavation/PCC/Earth work/Charcoal/ Salt shall be deemed to be include in this unit rate.

M&L for surface type sub-main wiring alongwith earth wire of size of 2 x1.5.0 sq. mm + 1 x 1.5 Sqmm earth wire, ISI marked, FRLS, PVC insulated, multi stranded, copper conductor, single core cable drawn through and including PVC casing capping (medium grade) of of size not less than 25 mm with all fittings and accessories ISI marked walls, floors etc complete all as specified and directed. NOTE : Two runs of 1.5 sqmm conductor for main and one run of 1.5 Sqmm conductor as earth wire with proper colour coding including one run run of PVC casing capping shall be measured as one unit length. Connections of cables wit MCBs or bus bar shall be done through appropriate size brass/ copper thimbles

S&F for box type socket 2 in 1, 5 Pin, 5/6 amps, white ivory finish flash type complete all as specified and directed.

S&F for air circulator wall mounted fan, 230V, 600 mm sweep, metal body and heavy duty with all accessories internally prewired and connecting up including necessary welding work with and complete all as specified and directed.

S&F for MCB distribution boards (DBs) with sheet metal enclosure, double door, IP 43 protection, 240 Volts, 4 way, single pole and neutral, with 200 Amps rated copper bus bar (as per OEM), neutral link, ertth link earthing studs, suitable for fixing MCBs, without MCBs fixed flush to wall/other surface complete all as specified and directed.

S&F for MCB, Single pole & neutral, 32 amps, 240 volts, ‘C’ curve, 10KA complete all as specified and directed.

S&F for MCB, Single pole, 6 to 32 amps, 240 volts, ‘C’ curve, 10 KA all complete all as specified and directed.

S&F for Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 130 V to 280 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 5 KVA(15 Amp) complete all as specified and directed. Make : V-GUARD, Model No- VWI500 and equivalent to other make listed.

M&L for sub main wiring with two run of 4 sqmm PVC insulated unsheathed FLRS copper conductor single core multi stranded and one run of insulated copper earth wire 4 Sqmm drawn through PVC Casing caping complete all as specified and directed. Note :- Copper conductor 3 run of 4.0 sqmm and one run PVC Casing caping shall be measured as one length.

S&F for epoxy powder coated sheet metal enclosure with socket plug top and MCB, single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 32 Amps, 240 Volts, C Series current carrying capacity 10 kA, incl necessary connection complete all as specified and directed.

M/S R G Construction (BID ID -3272934)

D N ENTERPRISE (BID ID -3272548)

KP GHOSH AND CO (BID ID -3273016)

M/S P R SINGH AND SONS (BID ID -3273688)

HIND CONSTRUCTION (BID ID -3272075)

S K ENTERPRISE (BID ID -3272425)

M/S D G ENTERPRISE (BID ID -3272766)