Repair and maintenance of 6.6kv o/h line from muraidih substation to jharna sump for safe and uninterrupted power supply to 4000gpm pump motor set at muraidih, amp colliery.

Replacing of b/d 4000gpm pump motor set by another 4000gpm pump motor set of purba face sump and three times shifting of pump along with diversion of its delivery line in suitable route for safety purpose at muraidih, amp colliery.

Lowering of 4000gpm pump motor set of purba face sump along with diversion of its delivery line in suitable route for safety purpose at muraidih, amp colliery

Replacing of both the turbine pump of muraidih &#x0d river side sump with 2000gpm motor and other &#x0d miscellaneous job of muraidih patch under amp &#x0d colliery.

Shifting of 4000gpm pump motor of jharna face for &#x0d 04 times with gradual increasing of water level of the &#x0d sump under muraidih, amp colliery.

Diversion of 6.6kv overhead line for lowering of 4000gpm motor pump at jharna face due to advancement of coal face in 4th patch muraidih, amp colliery.

Dismantling of two 4000gpm pump motor set with their pipe line from jharna face sump and transporting to socp attendance room premises due to decreasing of water level of jharna sump of muraidih, amp colliery.

(a)shifting of 4000gpm pump motor set of jharna face sump as and when required(04times)for extraction of coal from the floor of the sump and(b)maintenance of 4000gpm pump of jharna face and purba face and their pipeline of muraidih, amp colliery

Assembling, transporting and installation of one 4000gpm pump motor set in purba face sump and erection of its delivery and shifting of a 4000gpm pump motor set from the damaged pontoon to ground level in jharna face sump at muraidih, amp colliery.

(a) lowering two 4000gpm pump set of jharna sump (b) installation of two set of drum pontoon in jharna sump and shifting of two set of 4000gpm pump set from ground level to the pontoon(c) maintenance of two ht pump of 3rd patch sump, muraidih, ampc.