Mining Incidents

Martis Valley Plant Metal/Non-Metal

Teichert Aggregates · Surface
Controlled by Teichert Inc
truckee, Nevada County, CA  ·  Intermittent
MSHA Mine ID: 0401679

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Fatalities
0
Total incidents
10
Years on record
2000–2022
Latest incident
Apr 2022
Compliance record
MSHA citations since 2000
68
citations
6
significant & substantial
$8,943
proposed penalties
$8,833
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 561 0 0 0.0
2025 Q3 1,035 0 0 0.0
2025 Q2 380 1 0 2631.6
2024 Q4 1,461 0 0 0.0
2024 Q2 1,833 0 0 0.0
2023 Q2 4,603 0 0 0.0
2023 Q1 1,319 0 0 0.0
2022 Q4 2,484 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

10 on file

2022 · 1 incident

April 27, 2022 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Teichert Aggregates · Fall to the walkway or working surface

Tripping incident

2010 · 1 incident

October 20, 2010 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Teichert Aggregates · Struck against a moving object

While operating a front end loader, the operator ran over a 1' rock. This jerked him and resulted in a strain to his lower back. The Operator did not report the incident to management until 11-3-2010.

2007 · 1 incident

June 21, 2007 CA · Metal/Non-Metal pumper MACHINERY
Teichert Aggregates · Over-exertion (Not Elsewhere Classified)

While drilling into rubber stock, the drill bit caught on the underlying surface causing drill to jerk. As a result, ee's hand was strained. On 9/14/07 he reported he was having problems with the hand & requested a medical evaluation. diagnosis required physical therapy resulting in a recordable injury.

2006 · 1 incident

September 30, 2006 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech POWERED HAULAGE
Teichert Aggregates · Struck against a moving object

While operating a 988 F, employee felt pain in his lower back. Prior to operating the loader, he rigged an oversized boulder with a nylon strap.

2005 · 3 incidents

November 22, 2005 CA · Metal/Non-Metal coal/ore shovel operator, shoveler, power shoveler ALL OTHER OCCUPATIONAL ILLNESSES
Teichert Aggregates · (Not Elsewhere Classified)

Work Related Stress

October 25, 2005 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Teichert Aggregates · Fall onto or against objects

As employee exited the cab of the Bobcat Skid Steer, he hit his head on the saftey bar that goes across the operators chest and stores up above the rear view mirror.

February 22, 2005 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Teichert Aggregates · Contact with hot objects or substances

EE landed against a new weld; steam from a wet sweatshirt caused burn- first aid administered.

2002 · 1 incident

May 22, 2002 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Teichert Aggregates · Struck by flying object

EE WAS CUTTING A MILLSCALE & A PIECE FLEW UP UNDER HIS GLASSES INTO HIS RIGHT EYE.

2001 · 1 incident

August 24, 2001 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Teichert Aggregates · Struck against a moving object

LOADER #172 BACKED INTO #173 JARRING THE OPERATOR WITH THE SIDE IMPACT.

2000 · 1 incident

December 28, 2000 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Teichert Aggregates · Struck by falling object

EE WAS WASHING CONVEYOR #2A & BENT OVER A ROCK FELL OFF THE CONVEYOR STRIKING EE'S LEFT SHOULDER. EE IS CONTINUING TO EXPERIENCE NUMBNESS