Fabrication and installation of 1.5 mtr. size headgear pulley and 02 no. 5/10 girder lifting and installation at 01 pit headgear top for lowering of 1000 gpm 200 m head submersible pump in 1 pit victory section of bastacolla colliery.

Fabrication of pit top platformwith installation 2 nos of one mtr pulley, dismantling of existing 3 mtr winding engine headgear pulley and replacement of headgear pulley main girder and ms plate at 2 pit(m) under gopalchak colliery

Sealing &#x0d covering &#x0d dismantle &#x0d and pit &#x0d and &#x0d and &#x0d lifting tandan cage &#x0d and suspension gear &#x0d and installation of &#x0d headgear top 1 mtr &#x0d size headgear pulley &#x0d 1 pit putkee colliery.

Lowering of 02 no submersible pump (01 no 1000 gpm, 300hp and 160 mtrs head and 01 no 120 hp pullen make submersible pump) set in 01 pit victory section of bastacolla colliery.

Fabrication of a safety bucket, 4 nos 29 mm winding rope rest clamp, shifting head gear pulley and dismantle of pit top cover for lifting of 02 nos stucked submersible pump set in 6 pit of kb 5/6 pit colliery.

Dismantling of cage catcher structure and lowering of 227 m3 /h 200 mtr, head 7 stage submersible pump motor set sl no 41969 make - pullen at 6 no pit kb 5/6 pits colliery.

Changing of damaged girder used for winding engine brake mounting and mmv fan bed plate and holding bolt at 9 no pit under madhaipur colliery, pandaveswar area

Complete rewinding , repairing and overhauling of pullen make 300 hp, 550v, 2900 rpm submersible motor and pump, 4 stage 1000 gpm, 200 mtr head sl no pp38778 of kb 5/6 pit colliery (hmp)

Shifting of 02 nos. diesel engine 1000 gpm pump in mine sump with dismantling of pipeline of inchdia ( 500 mtr. each approx.) and replacement of old suction pipe of both pump under amrapali ocp, a-c area