OSHA Workplace Injury Research

Mining and Tunneling MacHinery Injuries

OSHA recorded 721 severe cases involving mining and tunneling machinery, with amputations occurring in 47% of reports.

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How often these injuries happen

OSHA recorded 721 severe cases involving mining and tunneling machinery over the past decade. These incidents most frequently result in amputations, which account for 47% of all reported injuries.

The severity of these accidents is reflected in the high frequency of finger injuries, which represent 50% of all cases. You face life-altering trauma, including fractures and internal injuries, when heavy equipment fails or is not properly secured.

Reported 2025 (partial year) Projected
010020020152026
Data: Federal OSHA Severe Injury Reports (29 states). Jan–Jul 2025, partial year. 2026 projected by ClaimsBoost research team.

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How these injuries happen

Injuries involving mining and tunneling machinery most often occur when you are caught or entangled in running equipment, which accounts for 32% of all incidents. These accidents frequently happen during routine operation or maintenance when machines are not properly locked out. You are also at risk of being compressed between moving parts and stationary objects or struck by equipment that shifts unexpectedly during drilling or boring operations.

1 Caught, entangled in running powered equipment— normal operation
Incidents
218
Share
32% of reported incidents
2 Struck by running powered equipment— unspecified
Incidents
135
Share
20% of reported incidents
3 Compressed between running equipment and other object(s)
Incidents
91
Share
13% of reported incidents
4 Other fall to lower level
Incidents
88
Share
13% of reported incidents
5 Struck by falling object
Incidents
28
Share
4% of reported incidents
6 Struck by suspended or swinging object
Incidents
22
Share
3% of reported incidents
7 Vehicle or machinery fire
Incidents
15
Share
2% of reported incidents
8 Struck by propelled, falling, or suspended object— unspecified
Incidents
14
Share
2% of reported incidents
Cause Incidents Share
1Caught, entangled in running powered equipment— normal operation 21832% of reported incidents
2Struck by running powered equipment— unspecified 13520% of reported incidents
3Compressed between running equipment and other object(s) 9113% of reported incidents
4Other fall to lower level 8813% of reported incidents
5Struck by falling object 284% of reported incidents
6Struck by suspended or swinging object 223% of reported incidents
7Vehicle or machinery fire 152% of reported incidents
8Struck by propelled, falling, or suspended object— unspecified 142% of reported incidents

Where injuries happen most

Mining operations account for 75% of all reported severe injuries involving this machinery, reflecting the high-risk nature of underground and surface extraction environments. Construction sites follow as the second most common setting, where heavy boring and drilling equipment is used to install infrastructure. In both industries, the complexity of the machinery requires strict adherence to safety protocols to prevent catastrophic contact with moving parts.

Mining 75%
Construction 16%
Professional Services 2%
Manufacturing 2%
Utilities 1%
Other 4%

Real cases like yours

Common patterns in these incidents involve machinery that was not locked out or tagged out during maintenance, leading to unexpected movement or crushing. Many reports describe you becoming trapped while clearing build-up or making adjustments to active drilling units. If any of these scenarios sound like what happened to you, an attorney can help you review the specifics of your incident to determine if employer negligence contributed to your injury.

Year State Industry Incident summary

Source: OSHA Severe Injury Reports. Narratives are verbatim from filings; identifying details may have been redacted by OSHA.

Frequently asked questions