Mining Incidents

Ames Plant Metal/Non-Metal

Hallett Materials · Surface
Controlled by CRH PLC
Ames, Story County, IA  ·  Active
MSHA Mine ID: 1301019

Ames Plant has $4K in proposed MSHA penalties and $0 outstanding across 5 contested dockets, plus health sampling and the full incident record.

Watch this mine

Email me when a new MSHA incident is filed at Ames Plant.

Fatalities
0
Total incidents
17
Years on record
1983–2016
Latest incident
Apr 2016
Compliance record
MSHA citations since 2002
26
citations
6
significant & substantial
$4,427
proposed penalties
$4,427
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
43
inspections on record
387
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: 387 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Ames Plant has $4K in proposed MSHA penalties and $0 outstanding across 5 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.
$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
26 assessments are final orders; 5 contested dockets.
As of the most recent assessment on 2025-10-07.
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 2,140 1 0 467.3
2025 Q3 2,371 2 0 843.5
2025 Q2 2,554 0 0 0.0
2025 Q1 1,644 0 0 0.0
2024 Q4 2,435 0 0 0.0
2024 Q3 2,616 0 0 0.0
2024 Q2 2,295 0 0 0.0
2024 Q1 1,201 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 2,244 0 0 0.0
2023 Q3 2,129 0 0 0.0
2023 Q2 2,456 0 0 0.0
2023 Q1 1,021 0 0 0.0
2022 Q4 1,854 0 0 0.0
2022 Q3 3,353 0 0 0.0
2022 Q2 2,010 0 0 0.0
2022 Q1 843 0 0 0.0
2021 Q4 1,905 0 0 0.0
2021 Q3 2,684 0 0 0.0
2021 Q2 2,442 1 0 409.5
2021 Q1 913 0 0 0.0
2020 Q4 1,881 0 0 0.0
2020 Q3 2,455 0 0 0.0
2020 Q2 2,530 0 0 0.0
2020 Q1 1,231 0 0 0.0
2019 Q4 2,426 0 0 0.0
2019 Q3 2,989 0 0 0.0
2019 Q2 2,697 0 0 0.0
2019 Q1 1,131 0 0 0.0
2018 Q4 2,430 0 0 0.0
2018 Q3 3,300 0 0 0.0
2018 Q2 3,214 0 0 0.0
2018 Q1 1,314 0 0 0.0
2017 Q4 2,262 0 0 0.0
2017 Q3 3,021 0 0 0.0
2017 Q2 2,883 3 0 1040.6
2017 Q1 1,284 0 0 0.0
2016 Q4 3,138 0 0 0.0
2016 Q3 3,265 0 0 0.0
2016 Q2 2,599 4 3 1539.1
2016 Q1 511 0 0 0.0
2015 Q4 3,103 0 0 0.0
2015 Q3 3,987 0 0 0.0
2015 Q2 3,981 0 0 0.0
2015 Q1 1,977 0 0 0.0
2014 Q4 4,319 1 0 231.5
2014 Q3 3,376 0 0 0.0
2014 Q2 3,377 2 1 592.2
2014 Q1 754 0 0 0.0
2013 Q4 2,192 0 0 0.0
2013 Q3 2,986 0 0 0.0
2013 Q2 3,342 0 0 0.0
2013 Q1 1,183 0 0 0.0
2012 Q4 2,457 0 0 0.0
2012 Q3 4,278 0 0 0.0
2012 Q2 3,342 0 0 0.0
2012 Q1 365 0 0 0.0
2011 Q4 1,425 0 0 0.0
2011 Q3 3,328 0 0 0.0
2011 Q2 3,725 0 0 0.0
2011 Q1 814 0 0 0.0
2010 Q4 2,830 0 0 0.0
2010 Q3 2,877 0 0 0.0
2010 Q2 4,007 0 0 0.0
2010 Q1 1,445 0 0 0.0
2009 Q4 3,499 0 0 0.0
2009 Q3 3,278 0 0 0.0
2009 Q2 3,471 1 1 288.1
2009 Q1 1,752 0 0 0.0
2008 Q4 2,573 0 0 0.0
2008 Q3 3,534 0 0 0.0
2008 Q2 3,681 1 0 271.7
2008 Q1 2,181 0 0 0.0
2007 Q4 2,961 0 0 0.0
2007 Q3 3,689 0 0 0.0
2007 Q2 4,171 0 0 0.0
2007 Q1 2,474 0 0 0.0
2006 Q4 3,028 1 0 330.3
2006 Q3 4,194 0 0 0.0
2006 Q2 4,011 1 0 249.3
2006 Q1 2,426 0 0 0.0
2005 Q4 2,568 0 0 0.0
2005 Q3 4,409 0 0 0.0
2005 Q2 4,293 0 0 0.0
2005 Q1 2,730 0 0 0.0
2004 Q4 3,556 1 0 281.2
2004 Q3 4,351 0 0 0.0
2004 Q2 4,397 2 1 454.9
2004 Q1 3,191 0 0 0.0
2003 Q4 3,824 0 0 0.0
2003 Q3 4,472 0 0 0.0
2003 Q2 4,008 3 0 748.5
2003 Q1 2,863 0 0 0.0
2002 Q4 3,854 0 0 0.0
2002 Q3 3,547 0 0 0.0
2002 Q2 4,515 2 0 443.0
2002 Q1 2,993 0 0 0.0
2001 Q4 3,340 0 0 0.0
2001 Q3 3,531 0 0 0.0
2001 Q2 3,839 0 0 0.0
2001 Q1 1,718 0 0 0.0
2000 Q4 4,236 0 0 0.0
2000 Q3 4,571 0 0 0.0
2000 Q2 5,276 0 0 0.0
2000 Q1 3,400 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

17 on file

2016 · 1 incident

April 4, 2016 IA · Metal/Non-Metal groundman, yardman SLIP OR FALL OF PERSON
Hallett Materials · Fall from scaffolds, walkways, platforms

the employee climbed onto a float platform for a pump, the platform had a three foot by three foot opening where the pump would be placed that was uncovered, the employee stepped back and fell thru the opening approximately four feet to the ground below. the employee suffered five broken ribs on left side, a punctured lung, and has left shoulder pain

2015 · 3 incidents

October 13, 2015 IA · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand OTHER
Hallett Materials · Struck by flying object

Wind blew sand in employee's eye

September 24, 2015 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Hallett Materials · Struck against a moving object

Employee was driving loader 23-1042 moving rock up and down the pile. As employee was coming down ramp and struck pipe in ground and was thrown forward in cab striking chest/stomach on steering wheel.

February 10, 2015 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Hallett Materials · Flash burns (welding)

Employee was welding bolts on the side of the plant in an aerial lift. Employee welded with welding hood in the up position and received flash burns to both eyes.

2013 · 1 incident

April 8, 2013 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Hallett Materials · Over-exertion in lifting objects

Changing out the dry belts on a motor on the vibrator and while prying up on the motor with a pry bar employee felt a snap in his right shoulder and upper back area. Employee tightened up shortly after and requested doctor visit.

2012 · 1 incident

October 8, 2012 IA · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDLING OF MATERIALS
Hallett Materials · Over-exertion in pulling or pushing objects

Employee was kneeling on the bank while connecting two 8" suction hoses. Employee was pulling the two hoses together so they could fasten the coupling clamp and felt a sharp pain on the lower left side of his back.

2007 · 1 incident

February 12, 2007 IA · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDLING OF MATERIALS
Hallett Materials · Caught in, under or between a moving and a stationary object

Installing cross brace on pontoon, got finger pinched by piece of metal bracing.

1998 · 1 incident

March 19, 1998 IA · Metal/Non-Metal mine manager, mine foreman, mine owner POWERED HAULAGE
Hallett Materials · Fall onto or against objects

PUTTING A CONVEYOR BELT ON CONVEYOR, CLAIMANT SLIPPED AND FELL DOWN CONVEYOR BREAKING A RIB AND BRUISING CHEST.

1994 · 1 incident

November 21, 1994 IA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler HANDLING OF MATERIALS
Hallett Materials · Ingestion of radiations, caustics, toxic and noxious substances

EMPLOYEE WAS SIPHONING METHANOL FUEL FROM BARRELL ORALLY THROUGH HOSE. SWALLOWED A SMALL AMOUNT.

1993 · 1 incident

September 1, 1993 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Hallett Materials · Struck by falling object

WAS WORKING ON DRAGLINE CRANE, A TIN COVERING FELL OF LEFT INDEX FINGER CAUSING SEVER LACERATION TO TIP OF FINGER.

1990 · 1 incident

March 22, 1990 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Hallett Materials · Struck by falling object

CUTTING IRON, WITH BLOW TORCH PC CUT FELL HI T KNEE CONTUSION

1987 · 1 incident

June 26, 1987 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Hallett Materials · Struck against stationary object

EMP WAS SHOVELI3G SAND UNDER THE PLANT WHEN HE CAUGHT HIS SMALL FUBGER IB RT HAND ON PIECE OF ANGLE IRON THAT WAS EXTENDED UNDER THE PLANT. HE RECEIVED A DEEP CUT TO HIS FINGER AND REQUIRED 6 STITCHES TO CLO8E

1986 · 1 incident

November 21, 1986 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Hallett Materials · Fall from machine

WAS DOING MAINT5INENCE-REPAIR WORK ON CAT-D8 TRACTOR,GETTING DOWN OFF THE BACK OF IT,SLIPPED DOWN & STRUCK SOME CLOGS OF SOIL,JARRING BOTTOM OF HIS FEET CAUSING STINGING & THEN LOWER BACK BEC CAME PAINFUL DU9ING THE NEXT DAY (SAT)AT WORK.WENT TO THE DR. THAT NIGHT FOR EXAMINATION & TREATMENT AT HOSP.EMERG.DEPT.THEN TO ANOTHER MEDICAL PHYSICAL THERAPY UNIT & WAS ADVISED TO LAY OFF

1985 · 1 incident

June 24, 1985 IA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Hallett Construction Company · Fall onto or against objects

WHILE DOING REGULAR MAINTENANCE, AS AN OILER ON THE PAGE DRAGLINE HE SLIPPED ON SOME OIL-GREASE ON THE STEPS, AND STRUCK HIS RIBS AGAINST THE STEEL AND REC BRUISES HE WENT TO THE DR WITH PAIN FOR EXAMINATION AND TREATMENT OF HIS INJURY TO HIS RIBS BRUISED. HE ADVISED TO STAY OFF WORK TO AID HEALING AND RECOVERY.

1984 · 2 incidents

December 20, 1984 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Hallett Construction Company · Fall from machine

WHIEL GETTING DOWN FROM CAB OF FRONT END LOADER HE OPERATES HIS FEET SLIPPED ON LADDER HIS L ARM GOT CAUGHT BVETWEEN STEPS TANGLED AND WEIGHT OF BODY ON ARM CAUSED BRUISES ABRASIONS AND TORE SKIN ON L ARM SUPT TOOK INJ TO DR FOR EXAM AND TREATMENT OF INJURY DR OREDERED OFF WORK UNTIL RELEASED 12 26 84 AND COULD RETURN EMP WENT ON VACATION AND WILL ACTUALLY RETURN LATER AFTER 1ST

July 2, 1984 IA · Metal/Non-Metal superintendent HANDLING OF MATERIALS
Hallett Construction Company · Struck by falling object

SUPT. WAS WORKING ON DRAGLINE, ALONG WITH 2 OTHER MEN, TRYING TO LINE UP A PIN IN THE FAIR LEAD, WHICH WAS LAYINGT ON A BLOCK THE FAIR LEAD ROLLED OFF OF THE BLOCK & LANDED ON THE SUPT.S LEFT FOOT ARCH AREA & REC\D INJURY. X-RAYS REVEALED 2 FRACTURED BONES IN MIDDLE OF ARCH AREA PLUS BRUISED BY THE HEAVY STEEL DRAGLINE MEMBER. DR HAD SCHEDULED TO APPLY A CAS T TO HIS L. FOOT ON 7-

1983 · 1 incident

April 26, 1983 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Hallett Construction Company · Over-exertion in pulling or pushing objects

EMPLOYEE HAD JUST DRAINED THE ENGINE OIL IN THE FRONT-END TYPE WHEEL LOADER, THAT HE OPERATES, WAS PULLING & SLIDING OUT THE DRAINED OIL PAN FROM UNDER THE ENGINE AREA, AND RECEIVED STRAINED M USCLES IN THE LOWER NECK & UPPER BACK AREAS. WENT TO THE DR. THE NEXT DAY FOR EXAMINATION & TREATMENT OF HIS INJURY. DR. HAD EMPLOYEE REMAIN OFF THE JOB TO AID HEALING PROCESS.

For insurers, brokers, and safety consultants

The full compliance file on Ames Plant

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.