bids are invited for supply and fixing polycarbonate themoplastic junction box ip 65 protection mini size 160x200x98mm size , supply and fixing 1100 volt grade heavy duty cable pvc insulated aluminium conductor served with inner sheathing , m and l double wall corrugated dwc for pressure rating 6kg cm2 laid in trench of size 40mm dia with all fittings , m and l double wall corrugated dwc for pressure rating 6kg cm2 laid in trench of size 50mm dia with all fittings , earthing complete with gavalised steel earth plate electrode 60x60cm. 6mm thick buried directly in ground earth pit not less than 2.25 meter , excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cables , returning filling in layers including leveling watering and well ramming in layers not exc. 25 cm thick , removing surplus soil to a distance not exc. 50m anddepositing where directed at a level n. exc. 1.5m , materialand labour for sand cushion with a layer of sand 80mm thickbefore laying of cable and 15cm thick punned , supply andlaying old size sub b class bricks laid flat in treached overthe cable with the length of brick , material and labour forgavalised iron tube 40mm bore light grade for protection ofcable with and including all fitting , ditto gi tubing but sizeof 50mm bore , supply laying jointing testing andcommissioning for pvc sheathed heavy duty electric ltcable xlpe pvc insulated armured , do same cable but ofsize 120sqmm 3.5 core , do same cable but of size185sqmm 3.5 core , do same cable but of size 240sqmm3.5 core , do same cable but of size 300sqmm 3.5 core total quantity : 3046