Mining Incidents

Saylorville Sand: 20 MSHA citations Metal/Non-Metal

Des Moines, Polk County, IA  ·  Active
MSHA Mine ID: 1302290

Saylorville Sand has $2K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
8
Years on record
2005–2026
Latest incident
Jan 2026
Compliance record
MSHA citations since 2005
20
citations
0
significant & substantial
$1,911
proposed penalties
$1,911
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2005
42
inspections on record
449
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: 449 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Saylorville Sand has $2K in proposed MSHA penalties and $0 outstanding across 0 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.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
20 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-04-08.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
0.0%
significant & substantial
0.0%
high negligence or reckless
0.0%
reasonably likely or greater
55.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 40.0% low, 60.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2026-04-08
0%
of limit-tested samples over the exposure limit
18
samples
2
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg15
  • Quartz, respirable, >1% Qtz2
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (18)
Date Contaminant Concentration Limit Conc / limit Occupation
2026-04-08 Respirable dust, <.1mg 0 Front-end Loader Operator
2025-07-10 Respirable dust, <.1mg 0 Washer Operator
2025-07-10 Respirable dust, <.1mg 0 Dredge/Barge Operator
2023-09-18 Respirable dust, <.1mg 0 Utility Man
2021-12-09 Respirable dust, <.1mg 0 Front-end Loader Operator
2020-10-21 Respirable dust, <.1mg 0 Dredge/Barge Operator
2020-10-21 Respirable dust, <.1mg 0 Washer Operator
2017-11-15 Respirable dust, <.1mg 0 Cleanup Man
2017-11-15 Respirable dust, <.1mg 0 Cleanup Man
2016-10-19 Respirable dust, <.1mg 0 Washer Operator
2016-10-19 Respirable dust, <.1mg 0 Front-end Loader Operator
2016-10-19 Respirable dust, <.1mg 0 Dredge/Barge Operator
2012-07-10 Respirable dust, <.1mg 0 Front-end Loader Operator
2012-07-10 Respirable dust, <.1mg 0 Dredge/Barge Operator
2012-07-10 Respirable dust, <.1mg 0 Cleanup Man
2005-04-13 Quartz, respirable, >1% Qtz 0.46 1.67 0.28 Washer Operator
2005-04-13 Quartz, respirable, >1% Qtz 0.23 1.48 0.16 Dragline Operator
2005-04-13 Unlisted Particulate, respirable, <1% Qtz 1.1 Front-end Loader Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. Martin Marietta Aggregates 2004 to 2006
  2. Martin Marietta Materials, Inc. 2006 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 4
2025 6
2024 6
2023 7
2022 8
2021 7
2020 8
2019 8
2018 6
2017 6
2016 6
2015 5
2014 5
2013 6
2012 5
2011 7
2010 4
2009 5
2008 5
2007 5
2006 6
2005 5
Source: MSHA quarterly employment and production, updated weekly.

Saylorville Sand sits in Polk County, Iowa, where the Census mining category is 0.0% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Polk County, Iowa · Population 497,441
0.0%
Mining share of county employment
$81,621
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2026 Q2 1,786 1 0 559.9
2026 Q1 1,358 0 0 0.0
2025 Q4 1,501 0 0 0.0
2025 Q3 2,486 0 0 0.0
2025 Q2 3,032 0 0 0.0
2025 Q1 2,223 0 0 0.0
2024 Q4 2,556 0 0 0.0
2024 Q3 3,146 0 0 0.0
Show 78 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 3,198 0 0 0.0
2024 Q1 2,619 0 0 0.0
2023 Q4 2,991 0 0 0.0
2023 Q3 3,779 0 0 0.0
2023 Q2 4,041 0 0 0.0
2023 Q1 3,067 0 0 0.0
2022 Q4 3,527 0 0 0.0
2022 Q3 4,829 0 0 0.0
2022 Q2 4,738 0 0 0.0
2022 Q1 3,467 0 0 0.0
2021 Q4 4,158 0 0 0.0
2021 Q3 4,627 0 0 0.0
2021 Q2 3,141 0 0 0.0
2021 Q1 2,976 0 0 0.0
2020 Q4 4,058 0 0 0.0
2020 Q3 4,570 0 0 0.0
2020 Q2 4,756 0 0 0.0
2020 Q1 3,936 0 0 0.0
2019 Q4 5,073 0 0 0.0
2019 Q3 5,363 0 0 0.0
2019 Q2 4,947 2 0 404.3
2019 Q1 3,125 0 0 0.0
2018 Q4 3,780 0 0 0.0
2018 Q3 4,747 0 0 0.0
2018 Q2 4,481 0 0 0.0
2018 Q1 3,110 0 0 0.0
2017 Q4 3,995 0 0 0.0
2017 Q3 3,782 0 0 0.0
2017 Q2 4,030 0 0 0.0
2017 Q1 2,840 0 0 0.0
2016 Q4 3,906 1 0 256.0
2016 Q3 4,743 0 0 0.0
2016 Q2 4,146 2 0 482.4
2016 Q1 2,885 0 0 0.0
2015 Q4 4,126 0 0 0.0
2015 Q3 3,700 0 0 0.0
2015 Q2 3,863 0 0 0.0
2015 Q1 2,016 0 0 0.0
2014 Q4 3,135 0 0 0.0
2014 Q3 3,530 0 0 0.0
2014 Q2 3,676 0 0 0.0
2014 Q1 2,399 0 0 0.0
2013 Q4 3,823 2 0 523.1
2013 Q3 3,725 0 0 0.0
2013 Q2 3,803 0 0 0.0
2013 Q1 1,982 0 0 0.0
2012 Q4 3,085 0 0 0.0
2012 Q3 2,918 0 0 0.0
2012 Q2 2,652 0 0 0.0
2012 Q1 2,190 0 0 0.0
2011 Q4 2,051 0 0 0.0
2011 Q3 2,877 0 0 0.0
2011 Q2 3,031 0 0 0.0
2011 Q1 1,652 0 0 0.0
2010 Q4 2,822 2 0 708.7
2010 Q3 2,244 0 0 0.0
2010 Q2 2,799 0 0 0.0
2010 Q1 1,230 0 0 0.0
2009 Q4 2,090 0 0 0.0
2009 Q3 2,524 0 0 0.0
2009 Q2 2,303 0 0 0.0
2009 Q1 1,368 0 0 0.0
2008 Q4 3,038 1 0 329.2
2008 Q3 3,524 0 0 0.0
2008 Q2 3,583 0 0 0.0
2008 Q1 2,352 0 0 0.0
2007 Q4 3,647 2 0 548.4
2007 Q3 2,974 0 0 0.0
2007 Q2 3,265 0 0 0.0
2007 Q1 2,175 0 0 0.0
2006 Q4 3,540 1 0 282.5
2006 Q3 3,525 0 0 0.0
2006 Q2 4,037 0 0 0.0
2006 Q1 3,061 0 0 0.0
2005 Q4 4,282 6 0 1401.2
2005 Q3 4,382 0 0 0.0
2005 Q2 3,757 0 0 0.0
2005 Q1 1,248 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

8 on file

2026 · 1 incident

2023 · 1 incident

April 13, 2023 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Martin Marietta Materials, Inc. · Struck by... (Not Elsewhere Classified)

Employee received a laceration, requiring stitches, to EE's right hand when tightening bolts on a pipe.

2021 · 1 incident

March 8, 2021 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
Martin Marietta Materials, Inc. · Bodily reaction, (Not Elsewhere Classified)

Technician was using the crane crontroller on service truck. Tech. needed to get a visual of the hook on the crane, so they twisted quickly to see it and when they twisted a leg gave out and they fell to ground. Technician was left unable to bare their own weight. Initial diagnois is a sprained knee.

2020 · 1 incident

December 22, 2020 IA · Metal/Non-Metal safety director SLIP OR FALL OF PERSON
Martin Marietta Materials, Inc. · Fall to lower level, (Not Elsewhere Classified)

Employee was helping position rigging equipment over a screen deck. As EE was handing a tagline to another employee EE stepped into an opening.

2008 · 1 incident

March 18, 2008 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Martin Marietta Materials, Inc. · Struck by... (Not Elsewhere Classified)

Employee was attempting to cut flashing with a knife. The knife slipped, striking the left index finger of the employee's hand. Laceration required stitches.

2006 · 1 incident

August 17, 2006 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Martin Marietta Materials, Inc. · Over-exertion in lifting objects

Ee was helping unload a new vertical air compressor that had just been delivered. The compressor had been placed in a loader bucket from the delivery truck and was being unloaded into the shop. He strained his back while trying to get the compressor out of the loader bucket.

2005 · 2 incidents

October 13, 2005 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Martin Marietta Aggregates · Struck against a moving object

Employee was operating a 966c loader. He went into the muck pile to get a bucket of material and the front wheels of the loader fell into a soft spot and came to a abrupt stop. The employee sustained a whiplash. He was wearing a seat belt. His conditioned worsened and he was given restrictions on 11/4/05.

September 29, 2005 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer STEPPING OR KNEELING ON OBJECT
Martin Marietta Aggregates · Struck against stationary object

Employee was repairing a hose on the water truck. He turned around to get a wrench from the service truck, took a couple of steps, and apparently stepped on a rock and twisted his left knee, causing a sprain.