A installation and commissioning of 3.3 kv ngr in two nos merson s make 01 mva transformer installed at kalimati and shivmandir substation bearing sl no 11221 and 28672 respectively of chapapur colliery b installation and commissioning of 02

Maintenance of two 4000gpm pump including replacing of gaskit and broken bearing three times at phularitand, &#x0d amp colliery.

Maintenance of 04nos.of ht pumps (two 4000gpm, &#x0d one 3000gpm and one 2000gpm) including replacing &#x0d of gaskit and bearing of phularitand, amp colliery.

Complete repairing of 2000gpm centrifugal mnp make pump no-1a of phularitand, amp colliery.

Making of 04 nos. of bearing housing and 04 nos. of packing housing of 4000gpm pumps running at phularitand, amp colliery.

Making of 04 nos. of bearing housing and 04 nos. of packing housing of 4000gpm pumps running at muraidih, 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 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 motor of 4000gpm pump of main &#x0d patch and di of its pipe line in jarlahi patch of &#x0d phularitand ocp in amp colliery.

Complete repairing of 2000gpm centrifugal est module mnp make pump colliery sl.no-phu/pump/1(a) running at phularitand, amp colliery