SPECIAL REPAIR REPLACEMENT OF MAIN AND STAND BY POWER CABLE FOR PAR BUILDING AT AF STATION BAREILLY

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth and getting out all as required for laying of cables complete all as specified and as directed.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and as directed.

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

Supply, laying and testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 150 sqmm 3.5 core complete all as specified and as directed. Note:- Excavation, earthwork, sand cushioning and protection of cable shall be measured and paid seperately.

M&L for dry sand cushioning for protection of under ground cables (8cm before laying the cable and 15 cm after laying the cable in trenches) complete all as specified and as directed. Note:- Only punned thickness shall be measured and paid.

M&L for well burnt sub class 'B' brick for covering to underground cable laid dry, flat transversally width equal to the of brick, complete all as specified and as directed.

Supplying, installation, commissioning and testing LT bus bar chamber outdoor type, platform mounted of size (1000 x 750)mm x 450mm suitable for 415 volts 3 phase 4 wire system 50 Hz supply having aluminium bus bar 315 amps with MCCB 100 amp of breaking capacity 25 kA as outgoing for phases and neutral, installed on porcelain / epoxy insulator. The panel shall be dust proof, vermin proof (IP 54) and applying two coats of synthetic enamel paint over a coat of zinc chrome primer and made out of 3.0mm thick CRCA sheet self moulded type and (50 x 50)mm x 6mm angle iron frame front and rear opening with double shutter and locking arrangement with 50mm size lock with and including grouting of panel with necessary PCC (1:2:4) type B1 (using 20mm graded stone aggregates) complete all as specified and directed. Make of MCCB :- Siemens/ Schneider/ L&T

M&L for horizontal boring under road, pavement, hard standing complete for inserting GI pipe light grade of size 100mm dia complete all as specified and as directed. Note :- GI pipe shall be measured and paid separately.

S&F 100mm bore tubes, 'medium grade' galvanised, with all fittings, laid in trenches complete all as specified and as directed.

M&L for earthing complete with copper earth plate electrode of size (600x600)mm x 3mm thick, buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to copper earth lead by means of copper earth strip of size 32mm x 6mm by means of copper nuts/bolts and washers, check nuts connected to equipments as directed, including PGI funnel with 20mm dia GI pipe medium grade watering pipe, wire mesh, charcoal or coke and common salt in alternate layers of 15cm compacted thickness all round the earth electrode, with concrete pit in PCC (1:3:6) type C-1 (using 20mm graded stone aggregates), 50mm thick chamber with precast cover RCC (1:2:4) type B-1 (using 20mm graded stone aggregate) reinforced with 8mm dia deformed bars @ 75mm c/c both ways with MS handle 12mm dia round bar, 40mm bore GI medium grade pipe for earth lead protection including necessary excavation, earthwork in soft/loose soil and disposal of soil to a distance n exc 50m and necessary testing complete all as shown in electrical plate No 3 of SSR Part-I and connected to earthing test point complete all as specified ans as directed by Engr-in-Charge. Note:- (a) Cost of earthing strip and protection pipe upto 7.5 mtr shall be deemed to be included in unit rate. (b) Cost of excavation and earth work shall be deemed to be included in unit rate.

M&L for earthing complete with GI earth plate electrode of size (600x600)mm x 6mm thick, buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanised earth lead by means of galvanised earth strip of size 25mm x 4mm by means of galvanised iron or steel nuts/bolts and washers, check nuts connected to equipments as directed, including PGI funnel with 20mm dia GI pipe medium grade watering pipe, wire mesh, charcoal or coke and common salt in alternate layers of 15cm compacted thickness all round the earth electrode, with concrete pit in PCC (1:3:6) type C-1 (using 20mm graded stone aggregates), 50mm thick chamber with precast cover RCC (1:2:4) type B-1 (using 20mm graded stone aggregate) reinforced with 8mm dia deformed bars @ 75mm c/c both ways with MS handle 12mm dia round bar, 40mm bore GI medium grade pipe for earth lead protection including necessary excavation, earthwork in soft/loose soil and disposal of soil to a distance n exc 50m and necessary testing complete all as shown in electrical plate No 3 of SSR Part-I and connected to earthing test point complete all as specified ans as directed by Engr-in-Charge. Note:- (a) Cost of earthing strip and protection pipe upto 7.5 mtr shall be deemed to be included in unit rate. (b) Cost of excavation and earth work shall be deemed to be included in unit rate.

M&L for earth continuity conductor earthing copper strip of size 32mm x 6mm fixed to wall or burried in ground complete all as specified and as directed.

M&L for earth continuity conductor earthing galvanised strip of size 25mm x 4mm fixed to wall or burried in ground complete all as specified and as directed.

Supplying, installation, commissioning and testing LT feeder pillar box, outdoor type, overall size not less than 1800mm x 1200mm height (with canopy and base channel) x 450mm depth, MS channel base frame mounted (to be mounted on 3 side cover brick pedesatal of height 300mm above ground level) conforming to IS/IEC-61439-1 & 2 with rated fault 50 kA / 1 sec with internal wiring with internal arc containment, suitable for 415 volts 3 phase 4 wire system 50 Hz AC supply and having 4 Nos aluminium bus bar of rating 315 amps. The panel shall be dust proof, vermin proof (IP 54) and powder coated and made out of 3.0mm thick CRCA sheet self moulded type and (50 x 50)mm x 6mm angle iron frame front and rear opening with double shutter and locking arrangement with 50mm size lock with and including grouting of panel with necessary PCC (1:2:4) type B1 (using 20mm graded stone aggregates) complete all as specified and directed comprising of following accessories :- (a) Incoming:- (i) MCCB 250 Amp, 4 Pole, breaking capacity 25 kA with adjustable thermal setting - 01 No. (ii) Onload change over switch 415 volt in sheet metal enclosure, 4 pole of capacity 250 amp - 1 No (b) Out going:- (i) MCCB 4 pole 125 Amp, 25 kA breaking capacity with adjustable thermal setting - 02 No (ii) MCCB 4 pole 63 Amp, 25 kA breaking capacity with adjustable thermal setting - 01 No. (iii) MCB SP MCB 6 Amp 10 kA (for control wiring - 01 No. (iv) Indicating LED lamp (RYB)- 01 set of three (v) Digital volt meter 0-500 volt (96mm x 96mm) (vi) Digital Amp meter 0-500 Amp (96mm x 96mm) (vii) CT having ration 300/5 tape wound BPL rated burden 5 VA - 03 Nos. Make of MCCB :- Siemens/ Schneider/ L&T

M/s Agarwal Builders

M/s. S.S. Refrigeration, Bareilly

BHATIA ENTERPRISES

M/S Rajeev Sharma and Co.

M/s A.K Construction

SEEMA ELECTRICAL

Nikunj Bansal Govt Contractor

Quality Builders