BURNCO Colorado LLC · Flash burns (electric)
Plant Manager was reversing the rotation(polarity) of the sand screw motor at the electrical panel which created an arc flash in the panel
Inouye Gravel Mine Metal/Non-Metal
BURNCO Colorado LLC
· Surface
Controlled by
Burnco Rock Products Ltd
Fort Lupton,
Weld County,
CO
·
Active
MSHA Mine ID: 0504615
Inouye Gravel Mine has $17K in proposed MSHA penalties and $1K outstanding across 2 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 13
- Years on record
- 1999–2026
- Latest incident
- Jan 2026
Compliance record
MSHA citations since 2001
94
citations
19
significant & substantial
$17,145
proposed penalties
$15,934
paid to date
93% of proposed penalties paid to date, a $1,211 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
56
inspections on record
745
inspection hours
n/a
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.Rate withheld: 745 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Inouye Gravel Mine has $17K in proposed MSHA penalties and $1K outstanding across 2 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.$17K
proposed penalties
$17K
current assessed
$16K
paid to date
$1K
outstanding
86 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-04-30.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 | 8,005 | 0 | 0 | 0.0 |
| 2025 Q3 | 8,553 | 0 | 0 | 0.0 |
| 2025 Q2 | 9,614 | 0 | 0 | 0.0 |
| 2025 Q1 | 8,037 | 0 | 0 | 0.0 |
| 2024 Q4 | 7,348 | 1 | 0 | 136.1 |
| 2024 Q3 | 5,588 | 2 | 0 | 357.9 |
| 2024 Q2 | 8,196 | 0 | 0 | 0.0 |
| 2024 Q1 | 7,299 | 0 | 0 | 0.0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 5,819 | 3 | 0 | 515.6 |
| 2023 Q3 | 5,308 | 2 | 0 | 376.8 |
| 2023 Q2 | 5,886 | 0 | 0 | 0.0 |
| 2023 Q1 | 5,277 | 0 | 0 | 0.0 |
| 2022 Q4 | 4,267 | 0 | 0 | 0.0 |
| 2022 Q3 | 5,108 | 3 | 0 | 587.3 |
| 2022 Q2 | 4,937 | 6 | 1 | 1215.3 |
| 2022 Q1 | 4,296 | 8 | 2 | 1862.2 |
| 2021 Q4 | 4,531 | 0 | 0 | 0.0 |
| 2021 Q3 | 5,345 | 0 | 0 | 0.0 |
| 2021 Q2 | 4,719 | 3 | 1 | 635.7 |
| 2021 Q1 | 5,719 | 2 | 0 | 349.7 |
| 2020 Q4 | 6,474 | 0 | 0 | 0.0 |
| 2020 Q3 | 6,180 | 1 | 1 | 161.8 |
| 2020 Q2 | 6,350 | 0 | 0 | 0.0 |
| 2020 Q1 | 7,168 | 0 | 0 | 0.0 |
| 2019 Q4 | 8,144 | 0 | 0 | 0.0 |
| 2019 Q3 | 7,577 | 0 | 0 | 0.0 |
| 2019 Q2 | 6,465 | 0 | 0 | 0.0 |
| 2019 Q1 | 5,137 | 0 | 0 | 0.0 |
| 2018 Q4 | 5,580 | 0 | 0 | 0.0 |
| 2018 Q3 | 5,689 | 0 | 0 | 0.0 |
| 2018 Q2 | 4,938 | 2 | 1 | 405.0 |
| 2018 Q1 | 4,460 | 0 | 0 | 0.0 |
| 2017 Q4 | 4,808 | 0 | 0 | 0.0 |
| 2017 Q3 | 4,034 | 3 | 1 | 743.7 |
| 2017 Q2 | 4,877 | 0 | 0 | 0.0 |
| 2017 Q1 | 0 | 1 | 0 | |
| 2016 Q4 | 7,074 | 0 | 0 | 0.0 |
| 2016 Q3 | 6,651 | 13 | 1 | 1954.6 |
| 2016 Q2 | 8,272 | 0 | 0 | 0.0 |
| 2016 Q1 | 6,160 | 0 | 0 | 0.0 |
| 2015 Q4 | 6,423 | 0 | 0 | 0.0 |
| 2015 Q3 | 7,482 | 0 | 0 | 0.0 |
| 2015 Q2 | 9,003 | 0 | 0 | 0.0 |
| 2015 Q1 | 6,129 | 5 | 2 | 815.8 |
| 2014 Q4 | 8,399 | 0 | 0 | 0.0 |
| 2014 Q3 | 7,482 | 1 | 0 | 133.7 |
| 2014 Q2 | 7,570 | 0 | 0 | 0.0 |
| 2014 Q1 | 7,347 | 0 | 0 | 0.0 |
| 2013 Q4 | 6,455 | 0 | 0 | 0.0 |
| 2013 Q3 | 7,631 | 0 | 0 | 0.0 |
| 2013 Q2 | 6,045 | 0 | 0 | 0.0 |
| 2013 Q1 | 0 | 0 | 0 | |
| 2012 Q4 | 0 | 0 | 0 | |
| 2012 Q3 | 0 | 0 | 0 | |
| 2012 Q2 | 4,263 | 0 | 0 | 0.0 |
| 2012 Q1 | 3,824 | 0 | 0 | 0.0 |
| 2011 Q4 | 2,265 | 1 | 1 | 441.5 |
| 2011 Q3 | 3,539 | 0 | 0 | 0.0 |
| 2011 Q2 | 2,716 | 0 | 0 | 0.0 |
| 2011 Q1 | 1,036 | 0 | 0 | 0.0 |
| 2010 Q4 | 2,255 | 3 | 1 | 1330.4 |
| 2010 Q3 | 1,907 | 0 | 0 | 0.0 |
| 2010 Q2 | 0 | 0 | 0 | |
| 2010 Q1 | 0 | 1 | 0 | |
| 2009 Q4 | 2,335 | 1 | 0 | 428.3 |
| 2009 Q3 | 2,477 | 3 | 0 | 1211.1 |
| 2009 Q2 | 2,566 | 0 | 0 | 0.0 |
| 2009 Q1 | 160 | 0 | 0 | 0.0 |
| 2008 Q4 | 2,964 | 0 | 0 | 0.0 |
| 2008 Q3 | 5,895 | 0 | 0 | 0.0 |
| 2008 Q2 | 5,968 | 3 | 1 | 502.7 |
| 2008 Q1 | 4,545 | 2 | 0 | 440.0 |
| 2007 Q4 | 5,386 | 0 | 0 | 0.0 |
| 2007 Q3 | 7,237 | 0 | 0 | 0.0 |
| 2007 Q2 | 6,671 | 0 | 0 | 0.0 |
| 2007 Q1 | 9,217 | 0 | 0 | 0.0 |
| 2006 Q4 | 5,842 | 0 | 0 | 0.0 |
| 2006 Q3 | 4,912 | 0 | 0 | 0.0 |
| 2006 Q2 | 4,900 | 0 | 0 | 0.0 |
| 2006 Q1 | 4,594 | 0 | 0 | 0.0 |
| 2005 Q4 | 5,123 | 0 | 0 | 0.0 |
| 2005 Q3 | 5,009 | 1 | 0 | 199.6 |
| 2005 Q2 | 4,731 | 0 | 0 | 0.0 |
| 2005 Q1 | 4,720 | 0 | 0 | 0.0 |
| 2004 Q4 | 9,198 | 0 | 0 | 0.0 |
| 2004 Q3 | 8,958 | 1 | 0 | 111.6 |
| 2004 Q2 | 7,979 | 0 | 0 | 0.0 |
| 2004 Q1 | 4,830 | 2 | 0 | 414.1 |
| 2003 Q4 | 4,047 | 0 | 0 | 0.0 |
| 2003 Q3 | 5,306 | 0 | 0 | 0.0 |
| 2003 Q2 | 2,578 | 0 | 0 | 0.0 |
| 2003 Q1 | 3,594 | 2 | 2 | 556.5 |
| 2002 Q4 | 4,262 | 0 | 0 | 0.0 |
| 2002 Q3 | 5,432 | 0 | 0 | 0.0 |
| 2002 Q2 | 5,359 | 0 | 0 | 0.0 |
| 2002 Q1 | 5,691 | 7 | 0 | 1230.0 |
| 2001 Q4 | 7,055 | 0 | 0 | 0.0 |
| 2001 Q3 | 6,839 | 0 | 0 | 0.0 |
| 2001 Q2 | 4,786 | 0 | 0 | 0.0 |
| 2001 Q1 | 9,056 | 3 | 2 | 331.3 |
| 2000 Q4 | 4,271 | 0 | 0 | 0.0 |
| 2000 Q3 | 7,466 | 0 | 0 | 0.0 |
| 2000 Q2 | 5,879 | 0 | 0 | 0.0 |
| 2000 Q1 | 5,515 | 0 | 0 | 0.0 |
No fatalities recorded at this mine.
Reportable incidents
13 on file2026 · 1 incident
2021 · 1 incident
February 20, 2021
CO · Metal/Non-Metal
bulldozer operator, universal operator, heavy equipment operator, operating engineer
HANDTOOLS (NONPOWERED)
BURNCO Colorado LLC · Struck by... (Not Elsewhere Classified)
Worker was cutting a rubber boot on the wash plant using a razor blade in right hand. While cutting, the blade slipped and cut left hand ring finger.
2020 · 1 incident
BURNCO Colorado LLC · Fall to the walkway or working surface
The worker slipped and fell on tailbone. The conditions were very slick due to ice and snowpack.
2019 · 1 incident
May 23, 2019
CO · Metal/Non-Metal
bulldozer operator, universal operator, heavy equipment operator, operating engineer
HANDLING OF MATERIALS
BURNCO Colorado LLC · Over-exertion in lifting objects
Mine worker was picking chunks of mud from the feed conveyor belt. Worker felt a strain and soreness in upper wrist/forearm area.
2018 · 1 incident
March 24, 2018
CO · Metal/Non-Metal
bulldozer operator, universal operator, heavy equipment operator, operating engineer
HANDLING OF MATERIALS
BURNCO Colorado LLC · Over-exertion in pulling or pushing objects
The miner was working with another worker to move a 400 lbs. roll of conveyor belting and hurt back.
2017 · 2 incidents
December 7, 2017
CO · Metal/Non-Metal
front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator
POWERED HAULAGE
BURNCO Colorado LLC · Struck against a moving object
The right side ride control went out on the loader causing the seat to bounce.
November 7, 2017
CO · Metal/Non-Metal
bulldozer operator, universal operator, heavy equipment operator, operating engineer
HANDLING OF MATERIALS
BURNCO Colorado LLC · Over-exertion (Not Elsewhere Classified)
The miner was picking mud at a mud picking station. As the miner was reaching to throw a chunk of mud from the conveyor, ee strained back.
2014 · 1 incident
November 5, 2014
CO · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
BURNCO Colorado LLC · Struck by... (Not Elsewhere Classified)
THE MINER WAS PUMPING WATER INTO A WATER TRUCK. THE CONNECTION BLEW APART AND STRUCK THE MINER ON THE LEG.
2009 · 1 incident
February 2, 2009
CO · Metal/Non-Metal
warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator
HANDLING OF MATERIALS
Hall Irwin Corporation · Struck by falling object
The employee was taking apart a conveyor stand for transfer when the support fell on his foot breaking a bone in his right 5th digit. The employee was wearing steel toed shoes.
2005 · 1 incident
June 24, 2005
CO · Metal/Non-Metal
assayer, geologist, metallurgist, engineer, engineer management
HANDLING OF MATERIALS
Hall-Irwin Construction Company · Struck by... (Not Elsewhere Classified)
THE EMPLOYEE WAS HELPING TO REMOVE A SCREEN FROM THEIR CRUSHER AND IT SLIPPED CATCHING HIS FINGER AND BREAKING IT.
2003 · 1 incident
November 17, 2003
CO · Metal/Non-Metal
front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator
EE WAS BUILDING BERMS ON A STOCKPILE. HE SAYS HE HAD HIS LOADER BUCKET 1/2 FULL WHEN HE DROVE BACK OVER A DIVOT HE CREATED CAUSING THE BUCKET TO HIT THE GROUND WHICH HURT HIS NECK. THE INCIDEN T OCCURRED ON MONDAY & WAS NOT REPORTED UNTIL FRIDAY.
2000 · 1 incident
September 7, 2000
CO · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Hall-Irwin Construction Company · Caught in, under or between a moving and a stationary object
THE EE WAS REMOVING A TRAILER HITCH FROM A PICKUP WHEN THE HITCH AND TRAILER ROLLED FORWARD PINNING THE EMPLOYEE'S FINGER AGAINST THE PICKUP.
1999 · 1 incident
April 12, 1999
CO · Metal/Non-Metal
gathering arm loader operator, loading machine operator, joy loader operator
SLIP OR FALL OF PERSON
Hall-Irwin Construction Company · Over-exertion (Not Elsewhere Classified)
EMPLOYEE SAW THAT THE CRUSHER WAS FILLING UP ANDHE HURRIED DOWN THE LADDER OF HIS LOADER. EMPLOYEE STEPPED DOWN ABD FELT HIS ANKLE SHIFT OVER AND POP.
For insurers, brokers, and safety consultants
The full compliance file on Inouye Gravel Mine
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.