Mining Incidents

Keystone Cement Company: 1 recorded fatality operator

Controlled by Giant Cement Holding Inc
MSHA operator ID: L14463

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Fatalities
1
Total incidents
70
Mines on record
1
Years on record
1994–1999

Top causes

Incident timeline

1999
19 (1f)
1998
22
1997
3
1996
7
1995
17
1994
2

Mines on record

Fatalities under this operator

1 recorded
January 27, 1999 PA · Metal/Non-Metal mine manager, mine foreman, mine owner Fatality · HANDLING OF MATERIALS
Keystone Cement Company · Struck by falling object

IN THE PROCESS OF CLEANING THE SILO, CONTRACTOR'S SUPERVISOR ENTERED THE SILO. A LEDGE OF HARDENED CEMENT ON WHICH HE WAS STANDING GAVE WAY CAUSING HIM TO FALL TO THE BOTTOM OF THE SILO. A RES ULTING AVALANCHE OF CEMENT CASCADED DOWN UPON HIM AND BURIED HIM.

For insurers, brokers, and safety consultants

Where Keystone Cement Company stands on silica, penalties, and injury rate

MSHA's standard limits respirable silica to 50 micrograms per cubic metre, but MSHA publishes dust and quartz as separate files and never the silica figure itself. We derive it per sample, score it against the limit, and set the operator's injury rate against a benchmark built from the full MSHA operator record. With the 26-year penalty trail, contest posture, and fatality history. Delivered as a PDF with the underlying data as CSV.

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