Mining Incidents

Minnetonka Pit Metal/Non-Metal

Dyna Rock LLC · Surface
Mesa, Navajo County, AZ  ·  Intermittent
MSHA Mine ID: 0202894

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Fatalities
0
Total incidents
1
Years on record
2003
Latest incident
Feb 2003
Compliance record
MSHA citations since 2001
130
citations
38
significant & substantial
$91,557
proposed penalties
$79,247
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 763 0 0 0.0
2025 Q3 999 0 0 0.0
2025 Q2 598 0 0 0.0
2025 Q1 263 0 0 0.0
2024 Q4 401 0 0 0.0
2024 Q3 590 0 0 0.0
2024 Q2 736 0 0 0.0
2024 Q1 493 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

1 on file

2003 · 1 incident

February 5, 2003 AZ · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
Dyna Rock & Sand Inc. · Fall onto or against objects

THE CREW WAS SETTING A CONVEYOR FOR THE SAND SCREW. THE TAIL END OF THE CONVEYOR WAS SETTING ON AN ABUTTMENT APPROX.5'OFF THE GROUND. THE CREW STARTED BUILDING LEGS UNDER THE HEAD END OF THE CONVEYOR, SECURED BY THE LOADER BUCKET. EE STEPPED ON THE TAIL END TO SECURE THE SAFETY CHAINS BEFORE IT WAS LIFTED TO GET MEASUREMENTS. THE CONVEYOR ROLLED & DROPPED EE FELL ON STABILIZER.