Longwall Accidents From January 2013 to March 2023, there have been 545 accidents on longwalls in underground coal mines, causing seven deaths and 333 serious injuries. These accidents occurred when miners were performing routine work such as shoveling coal, working on shields, moving equipment, installing bits on shear drums and installing supplemental ground support at the face and roof during recovery of longwall equipment.
— Read on www.msha.gov/longwall-accidents-safety-alert