Mining Incidents

Rocky Mountain Quartzite Quarry Metal/Non-Metal

Controlled by Gregory L Osterhout
OAKLEY, Cassia County, ID  ·  Intermittent
MSHA Mine ID: 1000648

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Fatalities
1
Total incidents
5
Years on record
2000–2008
Latest incident
Jul 2008
Compliance record
MSHA citations since 2000
71
citations
17
significant & substantial
$16,037
proposed penalties
$15,037
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 280 0 0 0.0
2025 Q2 9,640 3 0 311.2
2025 Q1 0 0 0
2024 Q3 19,480 5 2 256.7
2024 Q2 4,960 0 0 0.0
2024 Q1 0 0 0
2022 Q3 22,880 3 0 131.1
2022 Q2 12,800 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

Fatalities at this mine

1 recorded
August 9, 2000 ID · Metal/Non-Metal forklift operator Fatality · POWERED HAULAGE
Northern Stone Supply Inc · Caught in, under or between (Not Elsewhere Classified)

MAN WAS DRIVING 922B LOADER DOWN A ROAD WITH A STEEP GRADE. FOR UNKNOWN REASON, LOST CONTROL AND THE LOADER TURNED OVER AND THE RAPS SAFETY CAB FAILED AND COLLAPSED CAUSING FATALITY.

Reportable incidents

4 on file (excluding fatalities above)

2008 · 1 incident

July 7, 2008 ID · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON
Northern Stone Supply Inc · Fall from machine

EE climbed up on to an excavator track and grabbed on to the door handle. The door was not latched, it swung open. As a result he fell to the ground landing on his right arm and shoulder, resulting in a break to his arm.

2006 · 1 incident

July 13, 2006 ID · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
Northern Stone Supply Inc · Struck by... (Not Elsewhere Classified)

Worker palletizing stone & dropped on his finger, fracturing finger. Required minor surgery to pin finger.

2005 · 2 incidents

May 12, 2005 ID · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
Northern Stone Supply Inc · Struck by rolling or sliding object

Worker was splitting large piece of stone when the top layer slid off of main piece & hit his arm. Right radius fracture - required surgery.