Mining Incidents

Penrose Ranch Gravel Pit Metal/Non-Metal

Florence, Fremont County, CO  ·  Active
MSHA Mine ID: 0504509

Penrose Ranch Gravel Pit has $37K in proposed MSHA penalties and $0 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
5
Years on record
1995–2016
Latest incident
Nov 2016
Compliance record
MSHA citations since 2000
130
citations
25
significant & substantial
$37,002
proposed penalties
$30,796
paid to date
83% of proposed penalties paid to date, a $6,206 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
59
inspections on record
1,043
inspection hours
12.5
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.
130 citations across 1,043 inspection hours.
Source: MSHA inspections data, updated weekly.

Penrose Ranch Gravel Pit has $37K in proposed MSHA penalties and $0 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.
$37K
proposed penalties
$31K
current assessed
$31K
paid to date
$0
outstanding
120 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2025-11-06.
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 3,461 2 0 577.9
2025 Q3 3,704 0 0 0.0
2025 Q2 5,798 2 0 344.9
2025 Q1 5,493 0 0 0.0
2024 Q4 5,354 0 0 0.0
2024 Q3 5,366 3 0 559.1
2024 Q2 5,752 0 0 0.0
2024 Q1 4,998 1 0 200.1
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 6,256 0 0 0.0
2023 Q3 7,038 0 0 0.0
2023 Q2 8,163 0 0 0.0
2023 Q1 7,217 2 0 277.1
2022 Q4 5,782 0 0 0.0
2022 Q3 6,547 0 0 0.0
2022 Q2 6,027 0 0 0.0
2022 Q1 5,327 0 0 0.0
2021 Q4 6,194 3 0 484.3
2021 Q3 5,861 0 0 0.0
2021 Q2 5,638 1 0 177.4
2021 Q1 5,337 2 0 374.7
2020 Q4 5,527 0 0 0.0
2020 Q3 5,414 0 0 0.0
2020 Q2 6,586 5 0 759.2
2020 Q1 6,110 1 0 163.7
2019 Q4 6,363 0 0 0.0
2019 Q3 6,625 2 1 301.9
2019 Q2 6,647 0 0 0.0
2019 Q1 4,994 3 0 600.7
2018 Q4 5,073 0 0 0.0
2018 Q3 5,562 0 0 0.0
2018 Q2 6,056 2 0 330.3
2018 Q1 6,594 0 0 0.0
2017 Q4 6,086 0 0 0.0
2017 Q3 5,844 0 0 0.0
2017 Q2 6,376 1 1 156.8
2017 Q1 5,827 0 0 0.0
2016 Q4 5,326 2 0 375.5
2016 Q3 6,654 0 0 0.0
2016 Q2 6,014 3 0 498.8
2016 Q1 2,702 2 0 740.2
2015 Q4 6,565 0 0 0.0
2015 Q3 6,032 0 0 0.0
2015 Q2 6,073 17 7 2799.3
2015 Q1 5,249 0 0 0.0
2014 Q4 5,625 1 1 177.8
2014 Q3 6,617 4 1 604.5
2014 Q2 6,305 0 0 0.0
2014 Q1 5,976 14 2 2342.7
2013 Q4 5,112 0 0 0.0
2013 Q3 6,195 0 0 0.0
2013 Q2 5,899 2 0 339.0
2013 Q1 5,081 3 1 590.4
2012 Q4 5,100 0 0 0.0
2012 Q3 5,018 0 0 0.0
2012 Q2 8,361 1 0 119.6
2012 Q1 8,730 1 0 114.5
2011 Q4 7,495 0 0 0.0
2011 Q3 9,560 2 1 209.2
2011 Q2 7,809 0 0 0.0
2011 Q1 6,531 0 0 0.0
2010 Q4 7,101 4 2 563.3
2010 Q3 8,356 0 0 0.0
2010 Q2 4,236 4 0 944.3
2010 Q1 3,327 8 3 2404.6
2009 Q4 5,401 0 0 0.0
2009 Q3 6,114 0 0 0.0
2009 Q2 7,726 2 0 258.9
2009 Q1 3,069 0 0 0.0
2008 Q4 2,517 0 0 0.0
2008 Q3 5,389 0 0 0.0
2008 Q2 6,858 1 0 145.8
2008 Q1 1,056 2 0 1893.9
2007 Q4 2,820 0 0 0.0
2007 Q3 1,740 0 0 0.0
2007 Q2 3,581 0 0 0.0
2007 Q1 3,553 0 0 0.0
2006 Q4 4,710 0 0 0.0
2006 Q3 7,679 5 1 651.1
2006 Q2 7,137 0 0 0.0
2006 Q1 6,338 0 0 0.0
2005 Q4 6,725 0 0 0.0
2005 Q3 9,379 0 0 0.0
2005 Q2 8,972 0 0 0.0
2005 Q1 7,213 0 0 0.0
2004 Q4 8,186 0 0 0.0
2004 Q3 8,860 10 2 1128.7
2004 Q2 5,285 0 0 0.0
2004 Q1 4,967 0 0 0.0
2003 Q4 3,806 0 0 0.0
2003 Q3 2,272 4 2 1760.6
2003 Q2 2,030 0 0 0.0
2003 Q1 1,156 0 0 0.0
2002 Q4 1,378 0 0 0.0
2002 Q3 1,441 0 0 0.0
2002 Q2 1,397 0 0 0.0
2002 Q1 889 0 0 0.0
2001 Q4 1,204 0 0 0.0
2001 Q3 1,333 1 0 750.2
2001 Q2 1,344 0 0 0.0
2001 Q1 2,057 0 0 0.0
2000 Q4 962 0 0 0.0
2000 Q3 1,251 0 0 0.0
2000 Q2 1,396 0 0 0.0
2000 Q1 733 1 0 1364.3
No fatalities recorded at this mine.

Reportable incidents

5 on file

2016 · 1 incident

November 15, 2016 CO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator STEPPING OR KNEELING ON OBJECT
Martin Marietta Materials Inc. · Struck against stationary object

Employee was climbing up the ladder on the loader on the pit floor when ee felt a slight pull in the back area on the right leg just above the knee. Employee then climbed down and notified supervisor about the incident that had just happened.

1997 · 1 incident

May 5, 1997 CO · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor STEPPING OR KNEELING ON OBJECT
Rocky Mountain Materials & Asphalt Inc · Struck against stationary object

EMPLOYEE STEPPED ON A SMALL PIECE OF WOOD WITH 3 NAILS IN IT. EMPLOYEE SUSTAINED 3 PUNCTURE WOUNDS IN THE BALL OF RIGHT FOOT. EMPLOYEE CLEANED AND APPLIED ANTISEPTIC TO WOUND HIMSELF AND FELT IT WAS OK. EMPLOYEES WOUND BECAME INFECTED 5-6 DAYS LATER AND HAD TO SEEK TREATMENT ON 5-12-97. EMPLOYEE WAS TREATED FOR INFECTED WOUND AND TREATED WITH ANTIBIOTICS.

1996 · 1 incident

March 5, 1996 CO · Metal/Non-Metal scalper-screen operator SLIP OR FALL OF PERSON

EE WAS CLIMBING A FIXED LADDER ON A SCREEN DECK TO SHOVEL OFF WALKWAY. EE TRIED TO CLIMB LADDER WITH SHOVEL IN HIS HAND AND MISSED A HAND HOLD AS HE WAS CLIMBING AND FELL OFF LADDER APPROX 10' TO GROUND. THE TOP OF THE LADDER IS APPROX 13FTOFF GROUND.EE BROKE ANKLE WHEN HE LANDED ON GROUND.

1995 · 2 incidents

June 20, 1995 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Rocky Mountain Materials & Asphalt Inc · Over-exertion in lifting objects

ON 6-20-95 EMPLOYEE WAS OBSERVED BY FORMAN WALKING GINGERLY LIKE HIS BACK WAS SORE. FOREMAN ASKED EE WHAT WAS WRONG, EMPLOYEE SAID HIS BACK WAS SORE FROM SLEEPING ON A COUCH. FOREMAN TOLD EE N OT TO DO ANYTHING TO AGGRAVATE HIS CONDITION ANDNOT TO COME IN NEXT DAY IF IT WAS NOT BETTER. EMPLOYEE STAYED HOME 6-21-95. 6-22-95 EMPLOYEE CONTACTED ME AND STATED HE HURT HIS BACK SHOVELING

For insurers, brokers, and safety consultants

The full compliance file on Penrose Ranch Gravel Pit

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.