Replacing of b/d 2000gpm pump with a 4000gpm pump of jarlahi coal face sump and diversion of its pipe line (due to mining activity) for fast dewatering of mine water of jarlahi sump of phularitand, amp colliery.

Replacing of b/d 4000gpm pump with a 2000gpm pump &#x0d of jarlahi coal face sump and di of its pipeline &#x0d (due to mining activity) for fast dewatering of mine &#x0d water of jarlahi sump of phularitand, amp colliery.&#x0d

Replacing of damaged 2nd drum pontoon of jarlahi patch sump and installation and commissioning of 2nd 4000gpm pump motor on the pontoon and di and erection of its pipe line for fast dewatering of mine water of phularitand, amp colliery.

Lowering of 4000gpm ht pump with pontoon in lower side of the sump three times due to decreasing of water level of jarlahi patch of phularitand, amp colliery.

Marching of 2nd 4000gpm pump motor (three times) &#x0d of jarlahi sump along with di of its pipe line due &#x0d to mining activity at phularitand, amp colliery.

Marching of 2nd 4000gpm pump motor (three times) &#x0d of jarlahi sump along with di of its pipe line due &#x0d to mining activity at phularitand, amp colliery.

Marching of 1st pontoon with 4000gpm pump motor (five times) from existing position to the another lower side of the sump and di of its delivery range due to blasting at jarlahi patch of phularitand, amp colliery.

Marching of 3rd pontoon with 4000gpm pump motor (four times) from existing position to the another lower &#x0d side of the sump and di of its delivery range due to blasting at jarlahi patch of phularitand, amp colliery.

(a)shifting of 02nos. 4000gpm pump motor of jarlahi sump 02times for extraction of coal from floor of the sump (b)lowering 03nos. pontoon along with their pump motor due to gradual decreasing of water level of jarlahi &#x0d main patch sump,ampc.

02times marching of 4000gpm pump motor of jarlahi sump and maintenance of the above pump along with &#x0d di of its pipe line due to mining activity at phularitand, amp colliery