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Cool Cave Quarry Metal/Non-Metal

Teichert Aggregates · Surface

Controlled by Teichert Inc

COOL, El Dorado County, CA · Active

MSHA Mine ID: 0405503

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Email me when a new MSHA incident is filed at Cool Cave Quarry.

Fatalities: 0
Total incidents: 5
Years on record: 2003–2018
Latest incident: Nov 2018

Compliance record

MSHA citations since 2002

citations

significant & substantial

$4,295

proposed penalties

$4,295

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	5,627	0	0	0.0
2025 Q2	4,959	0	0	0.0
2025 Q1	3,401	0	0	0.0
2024 Q4	1,590	0	0	0.0
2024 Q3	4,817	0	0	0.0
2024 Q2	4,964	0	0	0.0
2024 Q1	1,383	1	1	723.1
2023 Q4	3,180	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

5 on file

2018 · 1 incident

November 9, 2018 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE

Teichert Aggregates · Struck against a moving object

While a 385 Excavator was loading a 745 CAT Haul truck, a rock est. 500-1000 pounds rolled over the truck bed. The passenger side hand rail, a stair tread, and a hose bracket were bent. No damage to the operator cab. Employee refused post accident drug and alcohol screen, left the site without notice prior to end of shift, and later resigned via text msg.

2014 · 1 incident

February 21, 2014 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS

Teichert Aggregates · Caught in, under or between a moving and a stationary object

While lifting the forklift blade to adjust the horizontal location, the employee got her right pinky finger smashed between the blade and the carriage. This resulted in a hairline fracture and sutures to close the wound.

2012 · 1 incident

August 30, 2012 CA · Metal/Non-Metal rotary bucket excavator operator HANDTOOLS (NONPOWERED)

Teichert Aggregates · Over-exertion in pulling or pushing objects

EE was pulling on an 1 1/8" wrench & he strained his right shoulder. ** This did not become reportable until 10/12/2012 when information was received about physical therapy **

2010 · 1 incident

April 5, 2010 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON

Teichert Aggregates · Fall onto or against objects

While stepping off the back of the excavator, the operator slipped on a rock causing him to fall onto sharp broken rocks. As a result the operator cut his left hand beginning at the wrist.

2003 · 1 incident

May 13, 2003 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE

Teichert Aggregates · Over-exertion (Not Elsewhere Classified)

EE was operating the 980 loader and as he was shifting gears, he felt a strain in his left hand. This was reported to his immediate supervisor, on the 14th of May at 3:15 PM, at shift end.