SPECIAL REPAIR MAINTAINANCE OF HT OVERHEAD LINE INTO HT UG CABLE AND CONNECTED MISC ITEMS AT ALONG MIL STN

Dismantling of unserviceable/serviceable ACSR Conductor of any type/size from existing HT over head lines complete all as specified and directed.

Dismantling of cross arms and breashings of MS fabricated complete with all accessories viz nut, bolts, washer etc. complete all as specified and directed.

Dismantling of HT Insulators of any type/type from Poles of complete all as specified and directed.

Excavation in trenches not exc 1.5 mtr width and not exc 1.5 mtr in depth and getting out in hard/dense soil for laying of UG cable complete all as specified and directed.

Returning , filling in incl spreading, leveling , watering and well ramming in layers not exc 25 cm thick in soils complete all as specified and as directed.

Removal of surplus soil/excavated materials to a distance not exc 50 mtr away and depositing where directed as a level not exc 1.5 mtr above the starting point complete all as directed.

M&L for sand cushioning using dry and clean river sand in two layers, first layers of 80 mm thick before laying of cable and second layer of 150 mm thick after laying of cable in trenches/ducts including consolidation of each layers and over all 180mm thick complete all as specified and directed. Note :- Punned thickness only will be measured and paid.

Supply and laying un-reinforced precast concrete cable cover class LV, Type I, flat, size 250 mm x 150mm x 40mm thick, concrete grade grade M-20 minimum, all as specified and as directed.

Supply and lay XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts (11 KV) Earthed, grade cross sectional area of size 95 Sqmm x 3 Core complete all as specified and directed.

Cutting the existing road straight by manual for insurting 50/80 mm dia pile, depth not less than 1 Mtr below ground level for passing of underground cable and filling back with excavated soil up to 75 % road portion and balance 25 % shall be filled with cement concrete 1:2:4 (using 20 mm graded aggregate stone complete all as specified and directed.

Supply and laying of 80mm dia GI tubing light grade in protection of cable at road crossing /hard standing/pole protection fixed with clamps as per site requirement etc all as specified and directed.

S&F Cable jointing kit for 11 KV (Earthed) grade cable for Straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size up to 95 Sqmm complete all as specified and directed .

S&F Cable jointing kit for 11 KV (Earthed) grade cable 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 complete all as specified and as directed.

S&F in repair GOD, Triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps suitable for 11000 volts (11 KV) complete all as specified and directed.

S&F in repair Expulsion fuse (Drop out fuse) for current rating upto 200 amps suitable for 11000 volts (11 KV) complete all as specified and directed.

S&F in repair Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp suitable for 11000 volts (11 KV) complete all as specified and directed.

Supply and installation CPRI approved LT Electric control panel, cubical type, for outdoor use, double door dust & vermin proof floor mounted made out of CRCA steel sheet of 3.15 mm thick and 2.00 mm thick other parts and angle iron legs of size 50mmx50mmx6mm having front and rear hinged doors with front openable shutters for each MCCB/Change Over with spreader & extended rotary handle having hinges on one side and locating arrangements with screws type on other sides completely with fully enclosed bus bar chamber, having electrolytic high conductivity insulated bas bar made but of aluminium strips of rating 600 amps for 3 phase, 415 volts, 50 C/S 4 wire system, with cable entry provision, with suitable lugs gland, voltmeter , Ammeter and phase indicator complete, duly painted with two coats of stove enameled powder coated paint over as coat of red oxide primer complete all as including necessary PCC work of height 45 cm from the ground level all as specified and directed including taking down old panel. INCOMMING : (i) MCCB 4 Pole, 415 V, Adjustable type, 200 Amps with breaking capacity 25 kA - 01 No (ii) Basic Multifunction Meter Cl 0.5 with RS485 - 01 No. (iii) LED Indicator lamp in three colour RYB - 01 Set of 3. OUTGOING : (i) MCCB 4 Pole, 415 V, Adjustable type, 160 Amps with breaking capacity 25 kA - 01 No (ii) MCCB 4 Pole, 415 V, Adjustable type, 100 Amps with breaking capacity 16 kA - 01 No (iii) MCCB 4 Pole, 415 V, Adjustable type, 63 Amps with breaking capacity 16 kA - 02 No

M & L for Earthing complete with copper earth plate electrode 600x600x3.15 mm 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 deep below normal ground level, connected to machinery/equipment etc and incl copper strip 20×3 mm dia as earthing lead by means of bolts, nuts, check nuts and washers, protected with and incl 50 mm dia light grade GI pipe, 20 mm dia GI pipe (Medium grade) for watering, including necessary earth work. PCC 1:3:6 type C1 concrete pit, RCC (1:1.5:3) type A1 pre-cast cover (54X54X5 cm) duly reinforced with and incl 8 mm dia TMT bar @ 150 mm c/c both ways, one lifting handle made of 8 mm dia TMT bar, embedded in pre-cast cover slab all as specified and shown in electrical plate No-3 of SSR Part-I incl testing on completion complete all as specified and directed including taking down old earthing.

M & L for Earthing complete with galvanised mild steel earth plate electrode 600X600X6 mm 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 deep below normal ground level, connected to machinery/equipment etc and incl GI strip 32×6 mm dia as earthing lead by means of bolts, nuts, check nuts and washers, protected with and incl 50 mm dia light grade GI pipe, 20 mm dia GI pipe (Medium grade) for watering, including necessary earth work. PCC 1:3:6 type C1 concrete pit, RCC (1:1.5:3) type A1 pre-cast cover (54X54X5 cm) duly reinforced with and incl 8 mm dia TMT bar @ 150 mm c/c both ways, one lifting handle made of 8 mm dia TMT bar, embedded in pre-cast cover slab all as specified and shown in electrical plate No-3 of SSR Part-I incl testing on completion complete all as specified and directed including taking down old earthing.

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