OSHA Workplace Injury Research

Injuries From MacHine and Tool Parts

OSHA recorded 1,231 severe cases involving machine parts, with amputations accounting for 47% of all reported incidents.

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How often these injuries happen

OSHA recorded 1,231 severe incidents involving machine and tool parts over the last decade. These events frequently result in amputations, which represent 47% of all reported injuries in this category.

The severity of these injuries is often life-altering, with your fingers being the most commonly affected body part in 51% of cases. You may face long-term disability and permanent loss of function following these mechanical accidents.

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 machine parts often occur when you are struck by falling objects, which accounts for 43% of all reported events. Other common scenarios include being compressed between running equipment and stationary objects, or being struck by propelled fragments during high-speed operations.

1 Struck by falling object
Incidents
512
Share
43% of reported incidents
2 Compressed between running equipment and other object(s)
Incidents
246
Share
21% of reported incidents
3 Struck by propelled object or substance
Incidents
201
Share
17% of reported incidents
4 Struck by running powered equipment— unspecified
Incidents
45
Share
4% of reported incidents
5 Caught, entangled in running powered equipment— normal operation
Incidents
39
Share
3% of reported incidents
6 Struck by propelled, falling, or suspended object— unspecified
Incidents
33
Share
3% of reported incidents
7 Struck by suspended or swinging object
Incidents
32
Share
3% of reported incidents
8 Injured by object handled by person
Incidents
18
Share
2% of reported incidents
Cause Incidents Share
1Struck by falling object 51243% of reported incidents
2Compressed between running equipment and other object(s) 24621% of reported incidents
3Struck by propelled object or substance 20117% of reported incidents
4Struck by running powered equipment— unspecified 454% of reported incidents
5Caught, entangled in running powered equipment— normal operation 393% of reported incidents
6Struck by propelled, falling, or suspended object— unspecified 333% of reported incidents
7Struck by suspended or swinging object 323% of reported incidents
8Injured by object handled by person 182% of reported incidents

Where injuries happen most

Manufacturing accounts for 55% of all reported machine part injuries. This high rate is driven by the constant use of heavy machinery, where failures in machine guarding or inadequate lockout-tagout procedures frequently expose you to dangerous moving parts.

Manufacturing 55%
Construction 13%
Mining 9%
Administrative Services 4%
Wholesale Trade 4%
Other 15%

Real cases like yours

Common themes in these reports include equipment shifting during maintenance, unexpected machine activation, and the failure of safety blocks or crane cables. 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