Miner was working on top of a water tank that was approx. 7' tall. Miner was removing an Air Compressor that inserts pressure into the water tank. As miner proceeded to remove it, the compressor suddenly propelled forward with enough force to strike miner on the face and chest area. Miner fell sideways to the ground hurting right leg.
Concrete, Inc DBA Knife River Metal/Non-Metal
Concrete, Inc DBA Knife River has $37K in proposed MSHA penalties and $0 outstanding across 4 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 40
- Years on record
- 1993–2025
- Latest incident
- Mar 2025
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Concrete, Inc DBA Knife River has $37K in proposed MSHA penalties and $0 outstanding across 4 contested dockets.
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
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.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 3,522 | 1 | 0 | 283.9 |
| 2025 Q3 | 4,603 | 0 | 0 | 0.0 |
| 2025 Q2 | 3,399 | 2 | 0 | 588.4 |
| 2025 Q1 | 3,598 | 2 | 1 | 555.9 |
| 2024 Q4 | 3,342 | 0 | 0 | 0.0 |
| 2024 Q3 | 3,617 | 3 | 0 | 829.4 |
| 2024 Q2 | 4,038 | 0 | 0 | 0.0 |
| 2024 Q1 | 3,763 | 0 | 0 | 0.0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 4,489 | 0 | 0 | 0.0 |
| 2023 Q3 | 4,303 | 2 | 0 | 464.8 |
| 2023 Q2 | 3,886 | 0 | 0 | 0.0 |
| 2023 Q1 | 3,754 | 0 | 0 | 0.0 |
| 2022 Q4 | 3,962 | 0 | 0 | 0.0 |
| 2022 Q3 | 4,479 | 0 | 0 | 0.0 |
| 2022 Q2 | 4,728 | 2 | 0 | 423.0 |
| 2022 Q1 | 4,540 | 0 | 0 | 0.0 |
| 2021 Q4 | 3,658 | 1 | 1 | 273.4 |
| 2021 Q3 | 4,168 | 0 | 0 | 0.0 |
| 2021 Q2 | 4,116 | 0 | 0 | 0.0 |
| 2021 Q1 | 4,180 | 0 | 0 | 0.0 |
| 2020 Q4 | 3,731 | 1 | 0 | 268.0 |
| 2020 Q3 | 4,484 | 1 | 0 | 223.0 |
| 2020 Q2 | 4,855 | 0 | 0 | 0.0 |
| 2020 Q1 | 4,254 | 0 | 0 | 0.0 |
| 2019 Q4 | 4,572 | 0 | 0 | 0.0 |
| 2019 Q3 | 4,316 | 1 | 0 | 231.7 |
| 2019 Q2 | 4,332 | 0 | 0 | 0.0 |
| 2019 Q1 | 4,031 | 0 | 0 | 0.0 |
| 2018 Q4 | 4,168 | 0 | 0 | 0.0 |
| 2018 Q3 | 4,547 | 0 | 0 | 0.0 |
| 2018 Q2 | 3,628 | 1 | 0 | 275.6 |
| 2018 Q1 | 2,878 | 0 | 0 | 0.0 |
| 2017 Q4 | 3,250 | 3 | 0 | 923.1 |
| 2017 Q3 | 3,670 | 0 | 0 | 0.0 |
| 2017 Q2 | 3,680 | 0 | 0 | 0.0 |
| 2017 Q1 | 2,762 | 2 | 0 | 724.1 |
| 2016 Q4 | 3,511 | 0 | 0 | 0.0 |
| 2016 Q3 | 3,874 | 0 | 0 | 0.0 |
| 2016 Q2 | 4,376 | 0 | 0 | 0.0 |
| 2016 Q1 | 3,604 | 0 | 0 | 0.0 |
| 2015 Q4 | 3,831 | 2 | 0 | 522.1 |
| 2015 Q3 | 4,510 | 0 | 0 | 0.0 |
| 2015 Q2 | 4,430 | 0 | 0 | 0.0 |
| 2015 Q1 | 3,662 | 0 | 0 | 0.0 |
| 2014 Q4 | 3,131 | 1 | 0 | 319.4 |
| 2014 Q3 | 3,835 | 1 | 0 | 260.8 |
| 2014 Q2 | 3,448 | 0 | 0 | 0.0 |
| 2014 Q1 | 2,394 | 0 | 0 | 0.0 |
| 2013 Q4 | 2,158 | 0 | 0 | 0.0 |
| 2013 Q3 | 2,424 | 0 | 0 | 0.0 |
| 2013 Q2 | 2,929 | 1 | 0 | 341.4 |
| 2013 Q1 | 2,145 | 0 | 0 | 0.0 |
| 2012 Q4 | 3,298 | 0 | 0 | 0.0 |
| 2012 Q3 | 3,669 | 2 | 0 | 545.1 |
| 2012 Q2 | 2,925 | 7 | 1 | 2393.2 |
| 2012 Q1 | 3,187 | 0 | 0 | 0.0 |
| 2011 Q4 | 3,459 | 0 | 0 | 0.0 |
| 2011 Q3 | 4,232 | 0 | 0 | 0.0 |
| 2011 Q2 | 2,613 | 1 | 0 | 382.7 |
| 2011 Q1 | 1,481 | 3 | 0 | 2025.7 |
| 2010 Q4 | 3,584 | 0 | 0 | 0.0 |
| 2010 Q3 | 5,255 | 6 | 2 | 1141.8 |
| 2010 Q2 | 2,906 | 2 | 1 | 688.2 |
| 2010 Q1 | 2,859 | 0 | 0 | 0.0 |
| 2009 Q4 | 2,904 | 6 | 0 | 2066.1 |
| 2009 Q3 | 2,889 | 0 | 0 | 0.0 |
| 2009 Q2 | 2,918 | 1 | 0 | 342.7 |
| 2009 Q1 | 2,391 | 2 | 1 | 836.5 |
| 2008 Q4 | 3,462 | 0 | 0 | 0.0 |
| 2008 Q3 | 4,333 | 0 | 0 | 0.0 |
| 2008 Q2 | 4,507 | 10 | 2 | 2218.8 |
| 2008 Q1 | 4,330 | 0 | 0 | 0.0 |
| 2007 Q4 | 6,029 | 7 | 2 | 1161.1 |
| 2007 Q3 | 8,129 | 0 | 0 | 0.0 |
| 2007 Q2 | 7,563 | 3 | 1 | 396.7 |
| 2007 Q1 | 9,943 | 6 | 3 | 603.4 |
| 2006 Q4 | 10,241 | 0 | 0 | 0.0 |
| 2006 Q3 | 12,329 | 0 | 0 | 0.0 |
| 2006 Q2 | 13,952 | 4 | 1 | 286.7 |
| 2006 Q1 | 15,576 | 12 | 3 | 770.4 |
| 2005 Q4 | 13,385 | 0 | 0 | 0.0 |
| 2005 Q3 | 16,959 | 4 | 0 | 235.9 |
| 2005 Q2 | 18,359 | 0 | 0 | 0.0 |
| 2005 Q1 | 13,857 | 3 | 0 | 216.5 |
| 2004 Q4 | 19,770 | 0 | 0 | 0.0 |
| 2004 Q3 | 18,620 | 10 | 0 | 537.1 |
| 2004 Q2 | 19,435 | 0 | 0 | 0.0 |
| 2004 Q1 | 14,335 | 2 | 1 | 139.5 |
| 2003 Q4 | 17,204 | 0 | 0 | 0.0 |
| 2003 Q3 | 14,333 | 5 | 1 | 348.8 |
| 2003 Q2 | 2,248 | 2 | 1 | 889.7 |
| 2003 Q1 | 13,246 | 0 | 0 | 0.0 |
| 2002 Q4 | 14,177 | 0 | 0 | 0.0 |
| 2002 Q3 | 11,150 | 9 | 2 | 807.2 |
| 2002 Q2 | 12,569 | 0 | 0 | 0.0 |
| 2002 Q1 | 9,673 | 0 | 0 | 0.0 |
| 2001 Q4 | 12,430 | 0 | 0 | 0.0 |
| 2001 Q3 | 14,447 | 4 | 2 | 276.9 |
| 2001 Q2 | 16,591 | 4 | 2 | 241.1 |
| 2001 Q1 | 23,305 | 0 | 0 | 0.0 |
| 2000 Q4 | 18,562 | 0 | 0 | 0.0 |
| 2000 Q3 | 18,694 | 11 | 4 | 588.4 |
| 2000 Q2 | 22,416 | 0 | 0 | 0.0 |
| 2000 Q1 | 15,939 | 0 | 0 | 0.0 |
Reportable incidents
40 on file2025 · 1 incident
2015 · 1 incident
Employee believes he was bit by a spider on 06/18/15 while turning on water pump. Employee did not inform supervisor of bite until 06/19/15 employee did not want to receive medical treatment. On 6/23/15 the location had become infected employee was sent to receive medical treatment. Employee has been and remains on Full Duties.
2014 · 1 incident
While performing maintenance on pump 904 employee was assisting with re-attaching the discharge hose to the pump when his right thumb was injured when pinched between the pipe and hoist. Injury consisted of fracture and laceration (2 stitches) to tip of right thumb.
2006 · 3 incidents
Yearly audiograms detected recordable shift in hearing loss on 8/22/06. Sent in for retest on 9/6/06 that confirmed loss. No loss of time or job restrictions.
Yearly audiograms detected recordable shift in hearing loss on 8/22/06. Sent in for retest on 9/6/06 that confirmed loss. No loss of time or job restrictions.
Mobile crane was stranded in the road due to hydraulic hose leak - while attempting to fix, employee strained his shoulder because of the awkward position/location of hose. He strained his right shoulder attempting to remove hose and further aggravated it putting hose back on. Originally first aid only - 6-1-06 recordable.
2003 · 3 incidents
WHEN EE EXITED THE SERVICE TRUCK HE WALKED INTO THE SHOP AND FELT PAIN IN HIS LEFT KNEE. THE PAIN GOT GRADUALLY WORSE AS THE DAY WENT ON. THE GROUND WAS DRY, LEVEL AND NOT SLIPPERY. THE KNEE H AD SWELLING 3 DAYS LATER.
EE FINISHED A TASK WHERE HE HAD PERSPIRED HEAVILY. HE WENT TO LUNCH IN AN AIR CONDITIONED ROOM AND HE APPARENTLY CAUGHT A CHILL DURING THAT TIME. WHEN HE WENT BACK TO WORK, HE EXPERIENCED CRAM PING IN HIS LOWER BACK. HE CANNOT RECALL AN INCIDENT WHERE HE LIFTED, BENT ETC THAT HURT HIMSELF.
THE TRUCK WHEEL IMPACTED A BERM CAUSING THE OPERATOR TO IMPACT THE INSIDE OF THE CAB RESULTING IN A SHOULDER BRUISE AND INJURY.
2002 · 6 incidents
EE STUMBLED & FELL ON HIS BUTTOCKS. HE WAS CARRYING A RADIO IN HIS BACK POCKET. HE SAT ON HIS RADIO, BRUSING HIS BUTTOCK.
AFTER PICKING UP HIS TOOLS, EE TURNED AND FELT A POP IN HIS KNEE. THE KNEE BECAME TENDER AND STARTED TO SWELL.
EE TRIED TO STOP A HEAVY BEARING FROM FALLING DOWN A STEP. HE GRABBED IT BUT IT WAS TOO HEAVY, INJURING HIS SHOULDER.
I WAS OPERATING THE LOADER. THE REAR WHEEL FELL IN A HOLE CAUSING THE LOADER TO SWAY. I BRACED MYSELF IN THE CAB BY EXTENDING MY ARMS TO THE INSIDE SIDES OF THE CAB, ABSORBING THE SHOCK. NO IN JURY WAS SUSTAINED AT THAT TIME. HOWEVER, MY SHOULDER STARTED HURTING 2 HOURS LATER.
EE WAS THREADING CONDUIT. HE RUBBED HIS EYE AND GOT A PIECE OF METAL IN IT.
AFTER GRINDING A STEEL OBJECT, EE CHECK IT & THEGRINDER BLEW OUT A PIECE OF STEEL INTO HIS EYE.
2001 · 2 incidents
WHILE REPLACING THE FEEDER BELT, THE BELT SLIPPED DURING INSTALLATION AND PINCHED HIS FINGER, RESULTING IN THE INJURY.
EE WAS CUTTING SOME PLASTIC WHEN THE SAW HE WAS USING KICKED BACK, CUTTING THE SKIN ON HIS STOMACH.
2000 · 5 incidents
EMPLOYEE WAS USING A SLEDGEHAMMER. HIS HAND SLIPPED AND HE PINCHED HIS FINGER BETWEEN THE HANDLE AND STEEL.
MECHANIC WAS REMOVING A HYDRAULIC PUMP WHEN IT SLIPPED, CUTTING HIS FINGER.
EE WAS GOING DOWN A FLIGHT OF STAIRS AND STOOPED OT PICK UP HIS CIGARETTE. HE FELT HIS KNEE POP AS HE BENT OVER.
EE POSITIONED A STEEL BEAM TO WELD IT AND IT SPRANG AWAY CUTTING THE TOP OF HIS HAND. HE WAS WELDING A GUARD RAIL AT THE HOPPER.
WHILE MOVING SOME BOLTS ON THE SUPER SCRUBBER SOME DUST WAS LOOSENED, FALLING IN INJURED'S FACE AND EYE.
1999 · 9 incidents
THE PIPE EE WAS POSITIONING SLIPPED, PINCHING HIS FINGER BETWEEN THE PIPE AND AN "I" BEAM.
EE WAS PRYING WITH A SCREWDRIVER. IT SLIPPED AND CUT HIS FINGER.
WHILE USING A PRYBAR, EMPLOYEE PINCHED HIS FINGERS BETWEEN THE PRYBAR AND SOME STEEL, CUTTING THEM.
EE HAD JUST FINISHED WORKING AT A PROJECT AND WAS RESTING. A DROP OF SWEAT FELL INTO HIS EYE. THE NEXT DAY IT WAS INFLAMMED.
OPERATOR APPEARS TO HAVE FALLEN ASLEEP WHILE OPERATING THE SCRAPER. HE RAN OFF THE ROAD AND HIT A WASHOUT CAUSING HIM TO HIT HIS HEAD. HE WAS WEARING HIS SEAT BELT.
WHILE CUTTING A STEEL REINFORCED HOSE, EMPLOYEE SLIPPED AND CUT HIS FINGER WITH A UTILITY KNIFE/STEEL BRAID.
WHILE HELPING THE MECHANIC FIT SOME METAL, THE HOIST JERKED, PINCHING THE THUMB.
WHILE PICKING UP DEBRIS AROUND THE SHOP EE STRAINED HIS BACK
MECHANIC WAS INSTALLING A DRIVE LINE WHEN IT FELL, CUTTING HIS LEFT SMALL FINGER, RESULTING IN STITCHES.
1998 · 1 incident
WHILE CLEANING THE GRIZZLY, HE SLIPPED AND FELL ON A LARGE ROCK ON 3-30-98. HE SAW A DOCTOR ON 4-6-98.
1997 · 2 incidents
THE OPERATOR SLIPPED WHILE FUELING HIS MACHINE, TWISTING HIS KNEE.
WHILE MOVING A TRUCK TIRE, THE TIRE ROLLED UNEXPECTEDLY, AND PINCHED THE OPERATOR'S HAND.
1996 · 2 incidents
CRAWLED UNDER SCRAPER TO CHECK FOR OIL LEAK OIL DROPPED IN LEFT EYE WASHED OUT IMMEDIATLY INJURY REPORTED 10-7-96.
DRIVING SCRAPER TOO FAST, HIT A BUMP AND PANICKED, HIT BRAKES TOO HARD AND SCRAPER SLID OVER THE EMBANKMENT (TRACKS PART OF SCRAPER ONLY). HIT HIS HEAD INSIDE SCRAPER. FELL FROM SCRAPER 6-8' A FTER RELEASING SEAT BELT. INJURED BACK IN FALL.
1995 · 2 incidents
MOVING BEAMS - THUMB SQUASHED BETWEEN 2 BEAMS.
NOT THINKING PROPERLY-SHOULD HAVE TURNED OFF EQUIPMENT BEFORE CLEANING AS TRAINED.
1994 · 1 incident
WHILE MOVING THE BLADES INTO POSITION STRAINED LOWER BACK.
1993 · 1 incident
WATER AND SAND SPLASHED INTO HIS EYE WHILE WASHING OF THE FLOOR.
The full compliance file on Concrete, Inc DBA Knife River
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.