Coal by nature creates sedimentary rock with shale and sand stone. These sedimentary rocks in roof create cleats and cracks naturally or due to mining. With time, moisture and air contact or after blasting these cracks and cleats loosen which creates safety risk as these loose parts can come down and injury someone. So, in underground coal mines, Dressing activity is done by skilled and experienced human dresser carefully. All technical inputs related to the Dressing operation has been covered in the module.
The objective of these module is to be reduce the likelihood of gatting injury due to failure in identifying the hazard, taking improper shelter during & after dressing operation and for improper/inadequate dressing.