Trainer view
Print or save as PDF from your browser (⌘P / Ctrl+P).
← Standard view
Case study · MSHA Record #219840830035
Maintenance Man fatality
March 10, 1984 at 7:15 AM
SIERRA ROCK PRODUCTS
· Sierra Rock Products
· Tuolumne County, CA
Investigator narrative
#1 DECEASED FAILED TO FOLLOW STANDARD LOCK OUT PROCEDURE #2 WARNING HORN NOT OPERABLE #3 OPERATOR FAILED TO CLEAR ALL MACHINES BEFORE STARING PLANT. CRUSHED BETWEEN ROLLS FROM FEET TO CHEST.
Record details
- Classification
- MACHINERY
- Accident type
- Caught in, under or between two or more moving objects
- Activity at time
- Machine Maintenance
- Subunit / location
- MILL OPERATION/PREPARATION PLANT
- Source of injury
- MACHINE-MILL,CLEANING PLT
- Nature of injury
- MULTIPLE INJURIES
- Body part affected
- MULTIPLE PARTS (MORE THAN ONE MAJOR)
- Total mining experience
- 2 years
- Experience at this mine
- 2 years
- Experience in this job
- 15 years
- Mine type
- Surface
- Sector
- Metal/Non-Metal
Similar incidents in MSHA records
· same classification: MACHINERY
-
May 20, 2026 · Pine Branch Mining LLC · KY · Maintenance Man
EE and another employee were pulling the engine and removing nose cone on the radiator. EE was on the bottom under the 992g wheel loader. The other employee was on top of the machine. EE was taking the radiator nose off, accidentally took bolts out of counter weights and it fell on EE. Resulting in a fatality.
-
March 12, 2026 · Kennecott Utah Copper LLC · UT · Maintenance Man
At approximately 05.12am on the 12th March 2026, a mechanic was struck by a drill boom in a surface workshop, causing fatal injuries.
-
March 5, 2026 · Patton Mining LLC · IL · Continuous Miner Operator
The IE was moving the miner to the face in entry #3 when we found the IE pinned between the miner tail and the solid rib.