Special repairs to LT UG cable and connected items at INS Valsura, Jamnagar

Amount

Excavating in trenches, not exc 1.5 metre wide and not exc 1.5 metre in depth, for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. laying cables, pipes, etc. not exc 10 Sqm on plan & not exc 1.5m in depth and getting out in soft/ loose soil complete all as specified and as directed.

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

Removing excavated surplus soil to a distance not exceeding 50 mts and depositing where directed at a level not exceeding 1.5 M above the starting point complete all as directed.

M&L for cutting of existing road for removing / laying UG Cables/ pipe line, depth of cutting not exceeding 90cm and width 45cm and filling the trench of road i.e. excluding top 20cm with existing aggregate obtained from cutting, watered and properly rammed to satisfaction of EIC and finally provide with & including 20 cm thick PCC 1:2:4 type B1 using 20 mm graded crushed stone aggregate to entire width of trench & finally match the top surface to road & disposal of debris to a distance not exceeding 250 metre and depositing where directed complete all as directed.

M&L for filling approved dry river sand for cushioning and cover for protection of under ground electric cable in trenches 8 cm before laying cable and 15 cm deep over the cable and punning to 18 cm total thickness complete all as specified and as directed. Notes :- (i) Approved dry sand free from vegetations, grass and other deleterious substances shall be used. (ii) For the purpose of payment, only punned thickness shall be measured.

Taking down carefully old existing LT PCC Cable Cover of Class LV of any type & size complete all as specified & as directed.

Laying only LT PCC cable covers of any type & size for protection of UG LT electric cables in trenches, obtained serviceable from serial item No. 6 here-in-above, complete all as specified & as directed.

Supply and laying un-reinforced precast concrete cable cover, Class LV, Type-1, Flat, size 250mm x 150mm x 40mm for protection of underground electric cable in trenches complete all as specified and as directed.

Supply and laying/fixing 40 mm bore High Density Polyethylene (HDPE) Pipes of Grade ‘PE 100’, Pressure Class ‘PN 8’, ‘SDR-17’, ISI marked, with all fittings, laid in trenches, under floors or roads/ along poles etc for protection of electric cables, fixed in repairs, complete all as directed.

M&L for Galvanized iron tubing, 100mm bore light grade, ISI marked, including all fittings and laid in trenches/under road/drains, fixed to poles/walls etc with required size of flat iron (minimum 25mmx3mm) clamps, bolts, nuts and washers for protection of HT/LT electric cable including taking down old unserviceable protection pipe with clamps complete all as specified & as directed. Note :- Excavation & earthwork shall be measured & paid for separately.

All as per serial item No. 10 here-in-above, but 80mm bore.

All as per serial item No. 10 here-in-above, but 50mm bore.

Supply, laying, jointing and testing LT XLPE (cross linked polyethylene) insulated, screened, PVC bedded, galvanised steel strip or wire armoured electric cable (heavy duty) with aluminium stranded conductor 1100 Volt grade cross sectional area 240 sqmm 3½ Core (ISI marked) laid in trenches/ducts, through pipe, under floors or roads/ along poles etc including dismantling & taking out old unserviceable cable complete all as specified & as directed. Note : Sand cushioning, cable protection covers, protection pipe, jointing kits and excavation & earth work shall be measured & paid for separately.

All as per serial item No. 13 here-in-above, but cross-sectional area 185 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 120 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 95 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 70 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 50 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 35 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 25 Sqmm 3½ Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 16 Sqmm 4 Core.

All as per serial item No. 13 here-in-above, but cross-sectional area 10 Sqmm 4 Core.

M&L for cable jointing kit for 1100 V grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 4 core PVC/XLPE armoured aluminium conductor cable of size 16 sqmm including dismantling & taking out old unserviceable jointing kit complete all as specified & as directed.

M&L for cable jointing kit for 1100 V grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 25 sqmm to 50 sqmm including dismantling & taking out old unserviceable jointing kit complete all as specified & as directed.

All as per serial item No. 24 here-in-above, but size 70 Sqmm to 95 Sqmm.

All as per serial item No. 24 here-in-above, but size 120 Sqmm to 185 Sqmm.

All as per serial item No. 24 here-in-above, but size 240 Sqmm to 300 Sqmm.

All as per serial item No. 24 here-in-above, but size 400 Sqmm to 500 Sqmm.

S&F Danger notice plate of 25x20cm size, 1.6mm thick mild steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal red colour for HT 11000 Volts and fixed with suitable MS clamps made out of flat iron 25x3mm, bolts and nuts of approved size, fixed in repairs, complete all as specified & as directed.

S&F in repairs Junction box made from SMC/FRP sheet readymade of size 300x200x100 mm having 100 Amp capacity including RYB and neutral with aluminium busbar, with & including MCB SP 6 Amp 10 kA 'C' Curve 240 V (01 No.) fixed to pole/wall with MS clamp made out of MS flat iron 25x5 mm with suitable nut, bolts, washers, etc and necessary painting to MS clamp with two coats of synthetic enamel paint over a coat of zinc chromate primer complete all as specified & as directed.

S&F in repairs MCB SP 6 Amp, 50 Hz, AC supply, 10 kA 'C' Curve with proper size lugs complete all as directed.

S&F in repairs MCB TPN 32 Amp, 415 V, 50 Hz, AC supply, 10 kA 'C' Curve with proper size lugs complete all as directed.

S&F in repairs MCB TPN 63 Amp, 415 V, 50 Hz, AC supply, 10 kA 'C' Curve with proper size lugs complete all as directed.

Disconnecting, dismantling & taking down old unserviceable LT Bus Bar Panel Box of any size & capacity including all fixtures/accessories and Supply, installing, commissioning and testing factory made and tested (CPRI approved manufacturer) new outdoor type LT Bus Bar Panel Box cubical type of size 700mm(W) x 700mm(H) x 500mm(D) (minimum) to accommodate the following accessories, 415 Volt, 3 Phase & Neutral, 4 wire, 50 Hz, AC supply system, made out of 3.15 mm thick MS CRCA sheet (outer body, doors, etc), inside partitions & cover made out of 2mm thick MS CRCA sheet, with modular hinges, powder coated inside & outside with 7 tanks process in approved shade, protection class IP-55 with coloured insulation sleeve, rubber gasket, insulators, outdoor type, totally enclosed, weather, dust and vermin proof as per IS, front & rear opening with double door shutters having suitable aldrop bolt locking arrangement, with insulators, including connecting incoming and outgoing cables, including danger notice plate, necessary PCC 1:3:6 type C1 in foundation and frame made out of 65 x 65 x 6mm angle iron grouted at minimum 45cm above ground level and 30cm below ground level, comprising & including the following accessories complete all as specified and as directed :- description of item contd....

M&L for Earthing with & including galvanised mild steel earth plate electrode of size 60 cm x 60 cm x 6 mm thick buried vertically in ground (earth pit not less than 2.25 m below normal ground level) with top edge of the earth plate at a depth not less than 1.5 m below ground level, the earth electrode surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides, connected to & including galvanized mild steel strip 32x6 mm as earth lead, including nuts, bolts, check nuts & washers of galvanized iron or steel and riveted/welded to earth plate at one end and other end of strip connected to Panel / transformer / GOD / equipment body / test point with two Nos nuts bolts or welding with steel structure, GI earth strip encased in and including 40mm bore GI light grade pipe with all fittings from upper edges of earth plate upto 7.5 metre above ground level fixed with and including 25x3mm flat iron clamps, bolts, nuts and washer and also including providing watering pipe 20mm bore GI pipe medium grade from earth pit to top of electrode and including funnel, wire mesh, copper lugs etc complete with earth pit in PCC 1:3:6 type C1 using 20mm graded crushed stone aggregate and 40mm thick RCC (1:2:4 type B1) cover reinforced with 8 mm dia TMT bars reinforced at 100 mm C/C both ways and handle of 6 mm dia MS bar made to shape complete all as specified and shown in electrical plate No 3 of SSR Part-I including necessary excavation and earthwork in any type of soil, returning, filling in approved soil and disposal of surplus soil to a distance not exc 50m complete all as specified and as directed including dismantling & taking out old existing unserviceable earthing.

M&L for galvanised iron strip 32 x 6mm earth continuity conductor or main earthing lead buried in ground / fixed on wall with suitable porcelain insulators including taking out existing GI strip complete all as specified and as directed.

S&F in repairs Cast Iron Cable route marker of size 100mm dia & 6mm thickness duly embossed ‘LT’ welded to & including 25x25x3mm angle iron support 600mm long and embedded in PCC 1:2:4 type B1 (using 20mm graded crushed stone aggregate) block of size 20x20x20cm including necessary excavation & earthwork with & including painting with two coats of synthetic enamel paint of approved tint over a coat of red oxide primer complete all as specified & as directed.

BHAVNA IMPERIAL ENTERPRISE (BID ID -3495062)

M/s Balaji Enterprise (BID ID -3496787)

M/s.Bhavin Electricals (BID ID -3494926)

M/s Jagdish Machinery Stores (BID ID -3495412)

fakhrie apostrical (BID ID -3495928)

JAMNAGAR ELECTRIC AND MACHINERY CO (BID ID -3494706)