(a) repairing and maintenance of 3.3kv o/h line to feeding power of chitahi basti (b) di of 6.6kv o/h line due to widening of transporting haul road and ob dump and dismantling of idle 6.6kv o/h line from socp old coal face of amp colliery.

Di of 6.6kv o/h line in jharna face due to &#x0d widening of haul road and dismantling of idle 3.3kv &#x0d o/h line from socp old coal face of muraidih, amp &#x0d colliery.

Dismantling and erection of 3.3kv o/h line in ck face near socp checkpost and dismantling of idle 6.6kv o/h line due to advancement of socp ob face at muraidih, amp colliery.

Di of 6.6kv o/h line due to widening and making of new haul road for ob dumping and coal dump and &#x0d di of 440v o/h line due to coal dump in socp of muraidih, amp colliery

Extension of 6.6kv o/h line from old coal face to ob dump to feeding power to marion shovel and dismantling and &#x0d extension of 6.6kv o/h line at coal dump due to damaged by dumper in socp patch under muraidih, amp colliery

Di of 6.6 kv o/h line due to widening of haul road ob dumping in old coal face socp under muraidih, amp &#x0d colliery

Di of 6.6kv o/h line due to advancement of ob dump near view point and extension of 6.6kv o/h line to &#x0d feeding power to marion shovel in ob face socp under muraidih colliery

Extension of 3.3kv o/h line to feeding power to 2000gpm pump motor set at jarlahi face and dismantling of idle 3.3kv o/h line due to ob dumping in socp under muraidih, amp colliery.

Dismantling and erection of 220v o/h line (coal dump, coal face,haul road,ob dump) at abg colliery

Di of 3.3kv overhead line to feeding power of &#x0d chitahi basti due to o.b. dumping to socp muraidih, amp &#x0d colliery.&#x0d