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Des Moines Portable #1 Metal/Non-Metal

WINTERSET, Madison County, IA  ·  Active
MSHA Mine ID: 1300150

Des Moines Portable #1 has $21K in proposed MSHA penalties and $24 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
14
Years on record
1986–2023
Latest incident
Dec 2023
Compliance record
MSHA citations since 2000
107
citations
10
significant & substantial
$21,279
proposed penalties
$15,994
paid to date
75% of proposed penalties paid to date, a $5,285 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
61
inspections on record
965
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: 965 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Des Moines Portable #1 has $21K in proposed MSHA penalties and $24 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.
$21K
proposed penalties
$16K
current assessed
$16K
paid to date
$24
outstanding
103 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2026-02-24.
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 9,344 0 0 0.0
2025 Q3 9,305 0 0 0.0
2025 Q2 11,588 0 0 0.0
2025 Q1 9,438 0 0 0.0
2024 Q4 11,128 0 0 0.0
2024 Q3 11,495 1 0 87.0
2024 Q2 12,202 0 0 0.0
2024 Q1 12,907 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 11,081 0 0 0.0
2023 Q3 11,175 0 0 0.0
2023 Q2 11,030 0 0 0.0
2023 Q1 10,470 2 0 191.0
2022 Q4 9,222 0 0 0.0
2022 Q3 11,606 0 0 0.0
2022 Q2 10,980 0 0 0.0
2022 Q1 11,190 1 0 89.4
2021 Q4 440 2 0 4545.5
2021 Q3 10,828 0 0 0.0
2021 Q2 10,626 0 0 0.0
2021 Q1 9,401 0 0 0.0
2020 Q4 11,366 3 0 263.9
2020 Q3 10,974 0 0 0.0
2020 Q2 10,787 2 0 185.4
2020 Q1 11,259 0 0 0.0
2019 Q4 10,756 5 0 464.9
2019 Q3 11,060 0 0 0.0
2019 Q2 12,428 5 0 402.3
2019 Q1 9,389 1 0 106.5
2018 Q4 9,028 0 0 0.0
2018 Q3 9,774 0 0 0.0
2018 Q2 13,564 6 0 442.3
2018 Q1 10,162 0 0 0.0
2017 Q4 8,073 2 0 247.7
2017 Q3 12,529 0 0 0.0
2017 Q2 12,382 3 0 242.3
2017 Q1 11,384 7 0 614.9
2016 Q4 11,843 0 0 0.0
2016 Q3 11,571 6 1 518.5
2016 Q2 11,652 0 0 0.0
2016 Q1 10,453 5 1 478.3
2015 Q4 12,581 0 0 0.0
2015 Q3 11,225 0 0 0.0
2015 Q2 11,610 0 0 0.0
2015 Q1 10,054 2 0 198.9
2014 Q4 11,412 2 0 175.3
2014 Q3 11,288 0 0 0.0
2014 Q2 11,047 0 0 0.0
2014 Q1 9,078 1 0 110.2
2013 Q4 11,071 2 0 180.7
2013 Q3 7,552 0 0 0.0
2013 Q2 10,901 0 0 0.0
2013 Q1 8,218 0 0 0.0
2012 Q4 8,643 0 0 0.0
2012 Q3 10,199 0 0 0.0
2012 Q2 11,474 2 0 174.3
2012 Q1 10,182 4 2 392.9
2011 Q4 10,879 0 0 0.0
2011 Q3 11,807 0 0 0.0
2011 Q2 11,611 0 0 0.0
2011 Q1 9,525 5 1 524.9
2010 Q4 11,064 0 0 0.0
2010 Q3 11,099 4 0 360.4
2010 Q2 11,106 0 0 0.0
2010 Q1 5,452 1 0 183.4
2009 Q4 9,439 1 0 105.9
2009 Q3 8,458 0 0 0.0
2009 Q2 9,502 0 0 0.0
2009 Q1 8,548 0 0 0.0
2008 Q4 10,704 3 0 280.3
2008 Q3 10,547 0 0 0.0
2008 Q2 11,541 0 0 0.0
2008 Q1 6,573 0 0 0.0
2007 Q4 9,547 0 0 0.0
2007 Q3 9,245 0 0 0.0
2007 Q2 10,454 0 0 0.0
2007 Q1 12,042 0 0 0.0
2006 Q4 13,352 1 0 74.9
2006 Q3 13,090 0 0 0.0
2006 Q2 13,106 0 0 0.0
2006 Q1 9,905 0 0 0.0
2005 Q4 12,108 4 3 330.4
2005 Q3 12,842 0 0 0.0
2005 Q2 10,832 0 0 0.0
2005 Q1 8,867 1 1 112.8
2004 Q4 7,258 0 0 0.0
2004 Q3 7,027 0 0 0.0
2004 Q2 6,972 0 0 0.0
2004 Q1 4,689 0 0 0.0
2003 Q4 6,713 0 0 0.0
2003 Q3 6,730 0 0 0.0
2003 Q2 6,045 0 0 0.0
2003 Q1 5,844 5 1 855.6
2002 Q4 5,795 0 0 0.0
2002 Q3 5,875 0 0 0.0
2002 Q2 8,097 6 0 741.0
2002 Q1 6,354 0 0 0.0
2001 Q4 6,040 0 0 0.0
2001 Q3 6,176 0 0 0.0
2001 Q2 6,027 2 0 331.8
2001 Q1 4,481 0 0 0.0
2000 Q4 4,343 0 0 0.0
2000 Q3 7,609 0 0 0.0
2000 Q2 7,958 4 0 502.6
2000 Q1 5,603 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

14 on file

2023 · 1 incident

December 5, 2023 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Caught in, under or between two or more moving objects

Employee was moving liner plates on a pallet and caught finger between two liner plates

2020 · 1 incident

January 29, 2020 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Martin Marietta Materials Inc. · Over-exertion (Not Elsewhere Classified)

Employee was getting off of the truck when EE slipped on slick material spraining the ankle. After visiting the doctor EE was given a brace to wear.

2011 · 1 incident

June 27, 2011 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Struck against stationary object

Getting out of a stock pile truck. Pushed down on the door handle, breaking the handle and lacerating the left hand on the broken piece.

2005 · 1 incident

October 10, 2005 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE
Martin Marietta Materials Inc. · Struck against a moving object

Dump area was getting undercut. Loader operator warned truck driver about situation and no response. Next load brought up, he backed up too far and the pile gave way and the truck slid down the material and flipped over onto its top. Truck operator was not wearing a seatbelt.

2000 · 2 incidents

June 8, 2000 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Over-exertion in pulling or pushing objects

PULLING ON A SIX INCH SUCTION HOSE TO ATTACH TO A PUMP EMPLOYEE HAD SURGERY ON 6/19/00.

May 8, 2000 IA · Metal/Non-Metal truck driver HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS REMOVING A TARP STRAP THAT WAS HOLDING ELECTRICAL CORDS; STRAP SNAPPED BACK AND STRUCK HIM IN THE CHIN, CAUSING A LACERATION REQUIRING STITCHES.

1996 · 1 incident

September 4, 1996 IA · Metal/Non-Metal drill operator HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by flying object

DRILLER WAS REMOVING DRILL BIT FROM BROKEN DRILLSTEEL. THE BALL PEEN HAMMER HE WAS USING CHIPPEDAND THE CHIP LODGED IN THE DRILLER'S CHEST. THE CHIP WAS LATER REMOVED BY A DOCTOR.

1994 · 2 incidents

August 30, 1994 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS USING A PRY BAR TO START A WIPER BACK WITHIN A CONVEYOR WHILE IT WAS IN OPERATION. THE MOVING BELT CAUGHT THE BELT, PULLED IT FROM THE EMPLOYEE'S HAND AND GASHED HIS RIGHT FOREARM .

January 13, 1994 IA · Metal/Non-Metal backhoe operator, trackhoe operator MACHINERY
Martin Marietta Materials Inc. · Caught in, under or between (Not Elsewhere Classified)

WHILE DRILL WAS RUNNING THE NEW HIR OPERATOR REACHED UP HIGH ON THE DRILL STEEL AND CLOSED HIS RIGHT HAND AROUND IT. THE DRILL STEEL CAUGHT HIS GLOVE AND NEARLY WRAPPED HIM UP IN IT BEFORE HE COULD SHUT OFF THE DRILL.

1989 · 3 incidents

June 5, 1989 IA · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant SLIP OR FALL OF PERSON
Martin Marietta Materials Inc. · Fall from scaffolds, walkways, platforms

EMPL WAS HELPING CHANGE SOME SCREENS WHEN LEG SLIPPED BETWEEN CATWALK & SCREEN BOX SCRAPING RIGHT SIDE OF RIGHT LEG JUST BELOW KNEE.

June 3, 1989 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by flying object

STRIKING BOLT WITH MAUL TO REMOVE IT FROM FRAME PC OF METAL FLEW STRUCK HIM IN L KNEE PUNCTURING IT.

March 7, 1989 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Martin Marietta Materials Inc. · Fall to the walkway or working surface

FINISHED CHECK ING PUMP AND WAS HEADED BACK TO HIS LOADER WHEN HE SLIPPED ON ICE AND DISLOCATED R. SHUOLDER.

1988 · 1 incident

1986 · 1 incident

June 10, 1986 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Welp & Mc Carten Inc · Over-exertion (Not Elsewhere Classified)

WAS CLIMBING DO4N A LADDER ON THE SCREEN PLANT, WHEN TOUCHED THE GROUND HE TWISTED HIS RIGHT KNEE. NO SERIOUS PROBLEM, X-RAYED AND RETURNED TO WORK.

For insurers, brokers, and safety consultants

The full compliance file on Des Moines Portable #1

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.

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