Annual maintenance contract of 01 nos orion make 50 mt capacity electronic road weighbridge, model oew,ultima, s.no.013p-1303 installed at check post of ara colliery under kuju area for a period of 01 year.

Providing, laying and compaction of wbm 75 mm thick (in two layers), wbm 100 mm thick, sand blanketing 30 mm thick, ilcb 80 mm thick of m-50 gr concrete and edge block with pcc m 30 gr concrete bet km 44.180 to km 52.000 on lungro gg-damteng-yangts