REPAIR, MAINTENANCE, REPLACEMENT OF HT / LT UG CABLE, JOINTING KITS AT WECORS COMPLEX, TEST HOUSE COMPLEX AND CDS-II AREA AND OTHER MISC WORKS AT NAVAL DOCKYARD VISAKHAPATNAM

Amount

Excavating in trenches n. exc. 1.5 m. wide and n. exc. 1.5 m. in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pire holes, etc. n. exc. 10 sqm on plan and not exc. 1.5 m. in depth and getting out in soft/loose soil complete all as specified and as directed.

Excavating in trenches n. exc. 1.5 m. wide and n. exc. 1.5 m. in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pire holes, etc. n. exc. 10 sqm on plan and not exc. 1.5 m. in depth and getting out in soft disintegrated rock complete all as specified and as directed.

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

Removing excavated soil not exc 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point in soil complete all as specified and as directed.

M&L for sand cushioning for protection of cables (below, above and around the cable laid in trenches 8 cm thick before laying the cable and 15cm after laying the cable ) complete using clean, dry sand complete all as specified and as directed.

Supplying and laying un-reinforced precast concrete cable cover, class HV, Type 1, flat, size 300mm x 180mm x 40mm complete all as specified and as directed.

M&L PCC 1:3:6 type C2 type (using 40 mm graded broken stone aggregate) as in foundation filling and mass concrete etc complete all as specified and directed.

Supply & Lay in trenches or in duct or passing through pipe XLPE insulated, screened, PVC bedded, galvanised steel strip armoured, overall PVC sheathed electric power cables (heavy duty) with aluminium conductor, 11000 volts grade (Earthed) cross sectional area 150 sq. mm 3 core incl dismantling / taking down unserviceable one complete all as specified and directed.

All as per item No. 8.00 above but of size 185 sq. mm 3 core

All as per item No.8.00 but of size 240 sq. mm 3 core

All as per item No. 8.00 but of size 300 sq. mm 3 core

All as per item No. 8.00 above but of size 400 sq. mm 3 core

M&L for finding of cable fault of UG 11000 volts grade cable inside trench (under soil / drain/PCC/road/trench ) by disconnecting both cable ends, using insulation tester, cable path/fault finder and rectification complete by necessary excavation, cutting at fault position, fixing of straight through heat shrink joint, for cable sizes 150 sqmm to 400 sqmm, 3 core, 11000 volts grade or replacement of heat shrink indoor cable joint kit of size 150 sqmm to 400 sqmm, 3 core and reconnection of both cable end to original position after complete satisfactory insulation test, fixing with old or required new nuts-bolts-washers complete with testing all as specified and directed . Note: (a) Items required for rectification such as heat shrink indoor cable joint kit / heat shrink straight through joints / heat shrink sleeves and earth work shall be measured separately as material and labour . (b) required aluminium cable lugs and nuts-bolts-washers shall be inclusive of quoted rate. (c) Contractor shall bring necessary testing equipment and rate shall be inclusive of quoted rate.

Dismantling taking out HT/LT Cable from cable duct of substations for realingnment of cable and relaying with proper alingnment for the cable of size 3 core, 150 sqmm, 11000 volts grade complete all as specified and directed. (Note: Each cable shall be measured separately.

All as per item No.14.00 above but for cable sizes 185sqmm

All as per item No. 14.00 above but for cable sizes 240sqmm

All as per item No. 14.00 above but for cable sizes 300sqmm

All as per item No. 14.00 above but for cable sizes 400sqmm

S&F Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 sqmm to 185 sqmm after opening VCB panel back side cable cover and bottom cable entry plate after disconneting unsv cable kit from busbar/CT, taking out from VCB cable chamber and fixing the same to original position, with new or old nuts, bolts & washers, bottom plate, back cover and making cable entry point totally sealed with putty complete all as specified and directed.

All as per item No.19.00 above for but cable of size 240sqmm to 300 sqmm.

All as per item No.19.00 above for (indoor termination) but cable of size 400 sqmm.

S&F Cable jointing kit for 11 KV (Earthed) grade cable for out-door termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm to 300 sqmm after disconneting unsv cable kit from busbar at strcture, taking out carefully after openinf clamp at structure to GL and fixing the same to original position, with new or old nuts, bolts & washers, clamp at structure complete all as specified and directed.

S&F Cable joining kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with joining material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 sqmm to 185 sqmm including dismantling / taking down unserviceable one.complete all as specified and as directed.

All as per item No.23.00 above for but cable of size 240sqmm to 400 sqmm.

M & L for GI tubing 100mm bore medium grade for cable protection under road crossing incl dismentling taking down unserviceable one complete all as specified and as directed.

Supply and fixing tripping coil 110 V DC to Schneider make 11KV VCB including necessary connection testing complete all as including dismantling taking down unsv one complete.

Supply & fixing closing coil assembly 110 V DC to Schneider make 11KV VCB incl necessary connection testing complete including dismantling taking down unsv one complete all as specified and directed. Make- Schneider, Part No- ECO39SN134900FN or equivalent in ABB / L&T

Supply and fix space heater, 230V, 100 watt inside cable chamber including necessary connection, testing complete all as specified and directed. Make- Schneider, Part No-ETH-A-AA000-001 or equivalent in ABB / L&T

Supply and fix including dismantling taking out unserviceable thermostat for space heater For 800A to 1600A Schneider make 11 KV VCB complete all as specified and as directed. Make-Schneider only

Supply and fixing Schneider Micom P-127 protection relay, 110V, 5A, type-BAOZ112Ca1 to Schneider make 11KV VCB including necessary connection testing complete including dismantling taking down unsv one complete all as specified and as directed.

Supply and fix single (Read-Blue) phase busbar spout suitable for 800 Amps to 1250 Amps VCB make Schneider only Model No MEP-39-32185 including dismantling taking down unsv one complete all as specified and as directed.

Supply and fix single (Y) phase busbar suitable spout for 800 Amps to 1250 Amps VCB make Schneider only Model No MEP-39-32186 including dismantling taking down unsv one complete all as specified and as directed.

Supply and fix single (Read-Blue) phase busbar spout suitable for 1600 Amps to 2000 Amps VCB make Schneider only Model No MEP-39-A0051301 including dismantling taking down unsv one complete all as specified and as directed.

Supply and fix single (Y) phase busbar spout suitable for 1600 Amps to 2000 Amps VCB make Schneider only Model No MEP-39-A0051401 including dismantling taking down unsv one complete all as specified and as directed.

M&L for cleaning of HT indoor cable kit at VCB end after opening VCB panel back side cable cover and bottom cable entry plate after disconneting all cable end from busbar/CT, taking out from VCB cable chamber, checking for serviceability, cleaning & decarbonising complete cable kit and aluminium cable lugs using CTC and refixing the same to original position, with new or old nuts, bolts & washers and making cable entry point totally sealed with putty complete all as specified and directed.. (Note: Required CTC, new nuts, bolts, washers shall be inclusive of quoted rate. Serviceable cable ends will only be measured)

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