REPAIR/MAINTENANCE OF HT/LT UG CABLE NETWORK AND CONNECTED ITEMS AT AF STATION CARNICOBAR

Amount

Taking down unsv Lt /HT under ground cable complete all as speciied and directed.

Supply, laying, jointing and testing in trenches or passing through pipe, 1100 Volts grade XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured LT electric power under ground cable conforming to IS:7098 (Pt-I)-1988, heavy duty with aluminium conductor of cross sectional area 300 Sqmm 3.5 core with necessary fixing arrangements such as lungs, glands and terminal etc. complete all as specified as directed.

All as per Srl item No 2.00 here-in- before but for 150 Sqmm 3.5 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 95 Sqmm 3.5 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 70 Sqmm 3.5 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 50 Sqmm 3.5 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 35 Sqmm 3.5 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 25 Sqmm 3.5 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 16 Sqmm 4 Core complete all as specified and as directed.

All as per Srl item No 2.00 here-in- before but for 10 Sqmm 4 Core complete all as specified and as directed.

Supply, laying, jointing and testing in trenches or passing through pipe XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts Earthed, grade cross sectional area 95 sq. mm 3 core complete all as specified as directed.

S& F Cable jointing kit for 11 KV (Earthed) gradecable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable ofsize 95 sqmm incl taking down old unsv joint complete all as speciied and directed.

S& F Cable jointing kit for 11 KV (Earthed) gradecable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm incl taking down old unsv joint complete all as speciied and directed.

S& F Cable jointing kit for 11 KV (Earthed) gradecable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable ofsize 95 sqmm incl taking down old unsv joint complete all as speciied and directed.

Excavation in trenches n. exc 1.5 mtr wide and n. exc 1.5 mtr in depth for foundation, etc or for shafts, wells, cesspits, manholes, pier holes, etc. n.exc 10 Sqm on plan and n.exc 1.5m in depth and getting out in soft /loose complete all as specified and as directed.

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

Removing excavated material from the site to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as speciied and directed.

Supply and laying double wall corrugated pipe (DWC) conforming to IS 19430 Part - I of size 180 mm outer dia and 152 mm inner dia complete all as specified and as directed

All as per srl item No. 18 above but of size 120 mm outer dia and 103.5 mm inner dia all as speciied and directed.

All as per srl item No. 18 above but of size 90 mm outer dia and 76 mm inner dia all as speciied and directed.

M&L for earthing with galvanized steel earth plate electrode of size 600mm x 600 mm x 6.0mm buried directly in ground (earth pit not less than 2.25 Mtr below normal ground level) connected to galvanized earth lead strip of size 25mm x 4mm by means of bolts, buts, check nuts and washers of galvanized iron on steel including 40mm dia medium grade GI tubing for protection of earth lead, MS sheet metal funnel with wire mesh, watering pipe medium grade 20mm dia charcoal or coke and common salt in alternative layer n.exc 150mm thick compacted thickness all around the electrode with concrete earth pit of PCC 1:3:6 type C-1 using 20mm graded stone aggregate and RCC cover of size 540 x 540 x 50 mm in RCC (1:2:4) type B-1 using 20mm graded stone aggregate reinforced with 8 mm dia TMT bars @ 100mm centre to centre both ways and suitable handle made of 10mm dia round bar including aluminium strip of size 25mm x 4mm for extension of earth lead and necessary excavation, earth work in soil/ loose soil and disposal to a distance not exceeding 15 Mtr and necessary connection and testing complete all as shown on electrical plate No 3 SSR 2009 Part I and all as specified and as directed.

M & L Earth continuity conductor or main earthing lead of 25x4mm galvanised iron strip fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required all as specified and as directed

S&F of GI tubing light grade of size 80mm for protection of cable in trenches/on pole all as specified and as directed.

S&F of GI tubing light grade of size 50mm for protection of cable in trenches/on pole all as specified and as directed

M & L Cable rout indicator comprising of CI wiser of size 100mm dia embossed as LT power cable fixed to MS angle iron of size 50x50x6mm graded stone aggregate of block size 300x300x450mm including two coats of aluminium paint over a coat of aluminium red oxide primer including neceessay earth work complete all as specified and directed.

M & L Cable rout indicator comprising of CI wiser of size 100mm dia embossed as HT power cable fixed to MS angle iron of size 50x50x6mm graded stone aggregate of block size 300x300x450mm including two coats of aluminium paint over a coat of aluminium red oxide primer including neceessay earth work complete all as specified and directed.

M/L for Demolition of path /concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) .complete all as specified and as directed.

M/L for cement concrete type B-2, 1:2:4 (40mm graded aggregate) 100mm thick complete all as specified and as directed.

Supply and fixing in repair Aluminium thimble 10 Sqmm to 35 sqmm all as specified and as directed

Supply and fixing in repair Aluminium thimble 50 Sqmm to 70 sqmm all as specified and as directed

Supply and fixing in repair Aluminium thimble 95 Sqmm to 120 sqmm all as specified and as directed

Supply and fixing in repair Aluminium thimble 185 Sqmm to 240 sqmm all as specified and as directed

Supply and fixing in repair Aluminium thimble 300 Sqmm to 630 sqmm all as specified and as directed

Supply and fixing LED flood light 70 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp all as specified and as directed

Supply and fix in replacement air break switch gang operated tripple pole mechanically operated mechanism, switch air break gang operated mounted on 15 Nos insulator and steel frame with operating rod of 25 mm bore GI Pipe and locking arrangements worked from ground level for current rating 200 Amps, HT 11 KV grade including drop out fuses and necessary silver coper coating jumpers and making all electrical connections complete all as specified and as directed

Supply & fix in repair Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp suitable for 11000 Volt complete all as specified & directed.

S&F in replacement Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers,welding, bending cold or hot,drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of aluminium paint on 2/4/6 pole 11 KV HT structure all as specified and as directed

S&F in replacement disc type insulator,porecelain, viterous 145mm high and 255mm dia ball and socket type , brown tow in series assembly for tension with tension clamps for conductors, working presseue 11000 volts complete all as specified and directed.

S&F in replacement pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers,nut size 150 mm height 150mm dia, 11000 volts grade complete all as specified and directed.

M & L for cutting and removing grass, vegetation bushes etc from surrounding 2pole/4 pole HT structure , outside area of HT installation and removing all rubbish to a distance not exceeding 50 m as directed.

M & L for 2 coat of aluminium painting over a coat of red oxide to steel surfaces of HT 2 pole sturcture (Angle Iron/MS channel /MS clamp etc) including preparation of old surface complete all as specified and as directed

All as per Serial item No 41 here-in-before but 4 pole structure complete all as specified & directed.

Taking out faulty underground HT/LT cable of any sizes by excavation and removing DWC pipe/bricks of any size and relaying in the same trenches or re-routing after rectification of fault or replacing faulty portion of cable with new cable and removing of surplus soil complete all as directed by Engineer in Charge . Note: (a) HT/LT cable & joints shall be measured and paid for seperately . (b) Retrieved old serviceable bricks/DCW pipe will be laid in trenches for cable protection. (c) The rates quoted is deemed to be included the cost of Excavation, Returning filling and, earth work labour charges etc.

Supply, fixing and testing straight through joint heat shrinkable type with jointing kit suitable for 10 to 16 Sqmm x 3.5 core/ 4 core cable PVC / XLPE insulated armoured heavy duty aluminium conductor 1100 Volts grade complete all as specified and as directed.

All as per item No 44 but size 25 to 50 Sqmm x 3.5 core/ 4 core all as specified and as directed.

All as per item No 44 but size 70 to 150 Sqmm x 3.5 core all as specified and as directed.

All as per item No 44 but size 185 to 240 Sqmm x 3.5 core all as specified and as directed.

SKY GROUP

Ravi Enterprises

ASHOK BISWAS

Tropical Refrigeration

M/s Karbhagam Sales Agency

MGP Enterprises