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.

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.

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.