Developmental work in incline no. 12 at orient colliery mine no. 4, osa, oa, mcl.

Filling of incline settlement voids of incline no. 03 and incline no. 08 at orient colliery mine no. 04, osa, oa, mcl

Underground water spraying in working districts in hr sec-i and iii of 10th incline of orient colliery mine no. 1 and 2, osa, oa, mcl.

Construction of 34 nos. of ventilation stoppings by brick work in hr sec i in orient colliery 1 and 2 mine, osa, oa, mcl

Construction of 07 nos. of full sectionalisation /isolation stoppings in h.r. section-iii , 10th incline of orient colliery mine no 1 and 2,osa, oa, mcl

Drilling of 2 nos. of in-seam bore hole at 19xsl/7xsd and 24xsd/3sd (hr sec-iv) for dewatering of hr sec-i water from hr sec-iv at orient colliery mine no. 1 and 2, osa, oa, mcl.

Construction of 25 nos of ventilation stopping by brick work at dist 134nl 17nd (proposed) dist, 10sr(proposed) dist hr section i of orient colliery mine no 1 and 2 osa oa mcl

Cleaning work for the preparation of ug galleries by widening and heightening of galleries from 2nl/2nd to 25nl/2nd for installation of chairlift man-riding system in hr sec-iv of orient colliery mine no. 1 and 2, osa, oa, mcl.

Recovery, salvaging, transportation and installation of drive head, belt structure, pipe line, track line and endless haulage at 144nl district sec-iii of orient colliery mine no.1 and 2, osa, oa, mcl.&#x0d

Dismantling of belt conveyor 800 mm width and laying of conveyor belt 1000 mm width with structure from md/127sl to md/140sl at orient colliery mine no.-1 and 2, osa, oa, mcl.