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The equipment operators were helping with the continuous miner move in the last open cross-cut. The water and power cables that trail the miner were part of the move. The injured employee tripped and struck EE's rt. knee on the uneven ground. Soreness and swelling developed but EE managed to complete EE's shift. An exam occurred. No treatment or RX were required. 7 days off work.

A recent audiologist report on 12/26/24 revealed a STS in a employees left ear. The sound level of the Rock handling is at dBA 78.4 or below. Potential recordable hearing shift; evaluation ongoing.

Employee was shoveling material when they stepped on a loose rock. Employee went to doctor and received prescription medication. Employee returned to work with no restrictions.

Smoke was observed exiting the mine prior to the start of the shift. No miners were underground. The light smoke indicated that it might be coming from the battery charging station. This was accurate. One battery was smoldering. Power was de-energized and the smoke stopped. Under MSHA direction a rescue team eliminated the hazard with baking soda.

The EE was using a skid steer to carry materials through a curtain. The curtain was raised manually. As EE passed through the machine nicked the bottom of the curtain causing it to drop. The weighted PVC bar on the bottom of the curtain struck EE's safety glasses on the left side. The frame of the glasses caused a small laceration to EE's left eye lid. Five sutures were required.

A roof fall occurred on 10/22/2020 during the night time & no miners were in the mine at that time. This occurred at Panel #3 W at cross cut 38 F3 & 38 G3 in an area that had been mined. The area has been barricaded & a formal geotechnical engineering study of this area is bein conducted. It appears the fall occurred below the anchor zone of the 42" fgr bolts.

We had a roof fall in the Blue Rapids mine that was discovered this morning, 2/7/2018, during routine inspections. The exact time of fall is unknown but the area was observed yesterday afternoon too and the fall had not occurred then. No injuries occurred.

A roof fall occurred in the underground mine at location of 33 and 2v, the fall blocks passage thru this area. Operators were approximately 1300ft away from the area of the fall when it occurred. No miners were injured.