AMES MINE
Active
Underground
Stone
Operator: Martin Marietta Materials, Inc.
Controller: Martin Marietta Materials Inc
Location: Ames, Story County, IA
Employees: 57
629
Violations
132
S&S Violations
63
Accidents
$292K
Penalties
Recent Violations
View all 629 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/28/2026 | 57.14207 | Non-S&S | ModNegligence | $0 |
| 01/28/2026 | 57.4260(a) | Non-S&S | LowNegligence | $0 |
| 01/27/2026 | 57.9301 | Non-S&S | ModNegligence | $0 |
| 01/27/2026 | 57.18002(a) | Non-S&S | ModNegligence | $0 |
| 01/21/2026 | 57.11051(a) | Non-S&S | HighNegligence | $0 |
| 11/04/2025 | 57.14110 | Non-S&S | LowNegligence | $151 |
| 11/03/2025 | 57.14101(a)(2) | Non-S&S | LowNegligence | $151 |
| 10/29/2025 | 57.4102 | Non-S&S | LowNegligence | $151 |
| 10/29/2025 | 57.4102 | Non-S&S | LowNegligence | $151 |
| 10/29/2025 | 57.4130(b) | Non-S&S | LowNegligence | $151 |
| 10/28/2025 | 57.23003(b) | Non-S&S | ModNegligence | $151 |
| 07/17/2025 | 57.11058 | Non-S&S | ModNegligence | $883 |
| 07/14/2025 | 57.3200 | S&S | ModNegligence | $432 |
| 07/14/2025 | 57.11051(b) | Non-S&S | ModNegligence | $288 |
| 07/09/2025 | 57.4201(a)(2) | Non-S&S | HighNegligence | $432 |
| 07/09/2025 | 57.15030 | Non-S&S | HighNegligence | $1,431 |
| 07/09/2025 | 57.12032 | Non-S&S | LowNegligence | $151 |
| 07/09/2025 | 57.4201(a)(2) | Non-S&S | LowNegligence | $151 |
| 07/09/2025 | 57.4201(a)(1) | Non-S&S | ModNegligence | $151 |
| 07/08/2025 | 57.11058 | Non-S&S | LowNegligence | $193 |
Accidents & Injuries
View all 63 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 05/31/2023 | MACHINERY | DAYS AWAY FROM WORK ONLY | 10d lost |
| 06/29/2020 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 4d restricted |
| 05/22/2019 | MACHINERY | DYS AWY FRM WRK & RESTRCTD ACT | 7d lost, 60d restricted |
| 07/27/2018 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 04/02/2018 | POWERED HAULAGE | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/15/2017 | STEPPING OR KNEELING ON OBJECT | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 03/09/2017 | OTHER | INJURIES DUE TO NATURAL CAUSES | None |
| 10/04/2016 | POWERED HAULAGE | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/26/2016 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 34d restricted |
| 12/22/2015 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 183 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/20/2026 | 02/02/2026 | 90.50 | 2 |
| 10/27/2025 | 11/12/2025 | 74.75 | 1 |
| 07/07/2025 | 07/18/2025 | 101.25 | 1 |
| 04/06/2025 | 04/25/2025 | 94.75 | 1 |
| 01/06/2025 | 01/17/2025 | 77.00 | 1 |
| 11/04/2024 | 11/21/2024 | 104.75 | 1 |
| 09/23/2024 | 09/26/2024 | 31.25 | 1 |
| 07/31/2024 | 08/11/2024 | 75.25 | 1 |
| 06/24/2024 | 06/25/2024 | 17.50 | 1 |
| 04/15/2024 | 04/24/2024 | 62.25 | 1 |
Mine Details
MSHA Mine ID1300014
Mine TypeUnderground
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees57
Days/Week7.0
Hours/Shift12.0
Coordinates42.0655560, -93.6013890
Nearest TownAmes
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Frequently Asked Questions
How many MSHA violations does AMES MINE have?
AMES MINE has 629 MSHA violations on record, of which 132 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $292K.
What type of mine is AMES MINE?
AMES MINE is a Underground mine producing Stone, located in Ames, Story County, IA. It currently has 57 employees.
Has anyone been injured or killed at AMES MINE?
According to MSHA records, AMES MINE has 63 reported accident/injury records and 1 fatalities on file.
Who operates AMES MINE?
AMES MINE is operated by Martin Marietta Materials, Inc. and controlled by Martin Marietta Materials Inc. MSHA Mine ID: 1300014.