Mining Incidents

Cal Rock Products LLC Metal/Non-Metal

Controlled by David P Grimsley
Hollister, San Benito County, CA  ·  Intermittent
MSHA Mine ID: 0400111

Cal Rock Products LLC has $45K in proposed MSHA penalties and $585 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
15
Years on record
1990–2020
Latest incident
Jun 2020
Compliance record
MSHA citations since 2001
167
citations
34
significant & substantial
$45,154
proposed penalties
$36,723
paid to date
81% of proposed penalties paid to date, a $8,431 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
67
inspections on record
1,085
inspection hours
15.4
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
167 citations across 1,085 inspection hours.
Source: MSHA inspections data, updated weekly.

Cal Rock Products LLC has $45K in proposed MSHA penalties and $585 outstanding across 3 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$45K
proposed penalties
$37K
current assessed
$37K
paid to date
$585
outstanding
165 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2025-03-26.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 5,952 0 0 0.0
2025 Q3 6,144 0 0 0.0
2025 Q2 6,336 0 0 0.0
2025 Q1 6,048 2 0 330.7
2024 Q4 5,856 0 0 0.0
2024 Q3 6,048 3 1 496.0
2024 Q2 6,144 0 0 0.0
2024 Q1 5,932 0 0 0.0
Show 93 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 5,368 0 0 0.0
2023 Q3 5,456 1 0 183.3
2022 Q3 5,120 1 0 195.3
2022 Q2 5,120 0 0 0.0
2022 Q1 5,120 3 2 585.9
2021 Q4 4,536 0 0 0.0
2021 Q3 4,680 2 0 427.4
2021 Q2 3,416 0 0 0.0
2021 Q1 3,472 0 0 0.0
2020 Q4 3,416 0 0 0.0
2020 Q3 3,584 0 0 0.0
2020 Q2 3,432 2 0 582.8
2020 Q1 3,472 4 1 1152.1
2019 Q4 3,360 0 0 0.0
2019 Q3 3,528 2 0 566.9
2019 Q2 4,096 0 0 0.0
2019 Q1 3,528 6 0 1700.7
2018 Q4 3,472 0 0 0.0
2018 Q3 3,416 1 0 292.7
2018 Q2 3,864 0 0 0.0
2018 Q1 3,584 0 0 0.0
2017 Q4 2,976 3 1 1008.1
2017 Q3 3,240 3 2 925.9
2017 Q2 3,040 4 2 1315.8
2017 Q1 3,640 1 1 274.7
2016 Q4 3,528 0 0 0.0
2016 Q3 3,304 1 0 302.7
2016 Q2 3,528 0 0 0.0
2016 Q1 3,608 3 0 831.5
2015 Q4 4,024 0 0 0.0
2015 Q3 4,680 6 1 1282.1
2015 Q2 4,272 0 0 0.0
2015 Q1 2,928 1 1 341.5
2014 Q4 2,976 8 3 2688.2
2014 Q3 3,584 1 0 279.0
2014 Q2 4,096 0 0 0.0
2014 Q1 4,032 5 0 1240.1
2013 Q4 4,536 0 0 0.0
2013 Q3 3,874 0 0 0.0
2013 Q2 2,944 4 0 1358.7
2013 Q1 2,408 5 0 2076.4
2012 Q4 1,958 0 0 0.0
2012 Q3 1,800 2 1 1111.1
2012 Q2 2,048 0 0 0.0
2012 Q1 2,080 0 0 0.0
2011 Q4 1,936 3 1 1549.6
2011 Q3 1,664 0 0 0.0
2011 Q2 1,664 3 0 1802.9
2011 Q1 1,342 12 4 8941.9
2010 Q4 1,040 0 0 0.0
2010 Q3 1,004 0 0 0.0
2010 Q2 1,031 7 2 6789.5
2010 Q1 867 5 2 5767.0
2009 Q4 1,044 7 2 6705.0
2009 Q3 1,032 0 0 0.0
2009 Q2 1,032 1 1 969.0
2009 Q1 858 1 0 1165.5
2008 Q4 1,369 0 0 0.0
2008 Q3 1,569 0 0 0.0
2008 Q2 1,452 0 0 0.0
2008 Q1 1,375 3 0 2181.8
2007 Q4 1,614 0 0 0.0
2007 Q3 1,670 3 0 1796.4
2007 Q2 1,117 4 0 3581.0
2007 Q1 1,016 0 0 0.0
2006 Q4 1,013 0 0 0.0
2006 Q3 1,056 2 0 1893.9
2006 Q2 1,385 0 0 0.0
2006 Q1 1,275 1 0 784.3
2005 Q4 984 0 0 0.0
2005 Q3 1,242 0 0 0.0
2005 Q2 1,062 10 1 9416.2
2005 Q1 933 5 0 5359.1
2004 Q4 1,490 0 0 0.0
2004 Q3 1,955 0 0 0.0
2004 Q2 1,717 4 1 2329.6
2004 Q1 1,775 0 0 0.0
2003 Q4 1,538 5 1 3251.0
2003 Q3 1,768 0 0 0.0
2003 Q2 3,307 0 0 0.0
2003 Q1 3,298 3 0 909.6
2002 Q4 3,985 4 0 1003.8
2002 Q3 3,772 0 0 0.0
2002 Q2 4,387 1 0 227.9
2002 Q1 4,866 1 0 205.5
2001 Q4 2,995 0 0 0.0
2001 Q3 3,205 4 2 1248.0
2001 Q2 3,215 2 1 622.1
2001 Q1 2,694 0 0 0.0
2000 Q4 4,009 0 0 0.0
2000 Q3 3,856 0 0 0.0
2000 Q2 3,143 0 0 0.0
2000 Q1 2,449 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

15 on file

2020 · 1 incident

June 13, 2020 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Cal Rock Products LLC · Fall from machine

Employee was unloading a supply truck. Employee was on the flat bed trailer and when employee jumped off the trailer employee injured knee.

2019 · 1 incident

August 13, 2019 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer DISORDERS (REPEATED TRAUMA)
Cal Rock Products LLC · (Not Elsewhere Classified)

Annual hearing test has changed. Doctor has advised employee to have a hearing aid. We have submitted the request to our workman's comp insurance to take care of employee.

2017 · 2 incidents

April 1, 2017 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator EXPLODING VESSELS UNDER PRESSURE
Cal Rock Products LLC · (Not Elsewhere Classified)

Employee were doing road maintenance with a hot oil pull behind tank trailer when an explosion occurred. Employee went to doctor on 4-18-17. Placed on restricted duty.

2015 · 1 incident

October 12, 2015 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Cal Rock Products LLC · Fall from machine

Employee slipped from fuel truck and injured his head, collar bone & ribs.

2000 · 1 incident

August 12, 2000 CA · Metal/Non-Metal mason SLIP OR FALL OF PERSON
San Benito Aggregates Inc · Over-exertion (Not Elsewhere Classified)

EE WAS LAYING BRICK IN KILN WHEN HE STOOD UP TO MOVE A SHORT DISTANCE. HIS RIGHT FOOT SLIPPED & HE TWISTED HIS KNEE

1998 · 1 incident

September 9, 1998 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
San Benito Aggregates Inc · Fall from machine

WAS DISMOUNTING THE DUMP TRUCK WHEN HE SLIPPED BACKWARD AND SPRAINED HIS WRIST.

1995 · 3 incidents

December 11, 1995 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STRIKING OR BUMPING
San Benito Aggregates Inc · Struck against stationary object

EE WAS CLEANING CONVEYOR. HE TURNED HIS BODY & HIT HIS LEFT KNEE ON A BAR.

June 12, 1995 CA · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
San Benito Aggregates Inc · Over-exertion (Not Elsewhere Classified)

WAS CLEANING BELTS ON CRUSHER & HE BENT TO TURN & HIS FOOT GOT STUCK SPRAINED (R) ANKLE & (R) LATRERAL FOOT HAS DEVELOPED A SORE BY RUBBING AGAINST SHOE

1993 · 2 incidents

June 17, 1993 CA · Metal/Non-Metal ledgeman/hand, quarry man MACHINERY
San Benito Aggregates Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS USING A HAND DRILL TO DRILL OUT A BOLT & A METAL SHAVING FLEW INTO HIS EYE.

June 12, 1993 CA · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON
San Benito Aggregates Inc · Fall onto or against objects

EMPLOYEE WAS STEPPING OFF OF A TRACTOR TRACK AND AS HE WAS STEPPING OFF, HE LOST HIS BALANCE AND FELL BACKWARDS. HIS RIGHT ARM FELL AGAINST THE TRACK.

1992 · 1 incident

February 12, 1992 CA · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON
San Benito Aggregates Inc · Fall to lower level, (Not Elsewhere Classified)

EMPLOYEE HAD JUST FINISHED CLEANING THE G RIZZLY & WAS STEPPING DOWN WHEN HE FELL & FRACTURED HIS RT WRIST

1991 · 1 incident

1990 · 1 incident

October 26, 1990 CA · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
San Benito Aggregates Inc · Over-exertion (Not Elsewhere Classified)

ON 10-24 EMPL LIFTING PIPES,FELT SOMETHING SNAP IN RIGHT GROIN AREA.FELT NOTHING MORE SO CONTINUED WORKING.ON 10-26 STANDING ON A CAN CLEANING CRUSHER,STARTED TO FALL AND FELT THE SNAP AGAIN.T HIS TIME ALSO FELT A BURNING SENSATION AND SOUGHT MEDICAL ATTENTION.

For insurers, brokers, and safety consultants

The full compliance file on Cal Rock Products LLC

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.