Flat River Gravel Metal/Non-Metal
A.T. Zylstra, LLC
· Surface
Controlled by
Andrew J. Zylstra
Coral,
Montcalm County,
MI
·
Intermittent
MSHA Mine ID: 2003197
Watch this mine
Email me when a new MSHA incident is filed at Flat River Gravel.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2001
37
citations
4
significant & substantial
$4,338
proposed penalties
$4,052
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 40 | 0 | 0 | 0.0 |
| 2025 Q3 | 176 | 0 | 0 | 0.0 |
| 2025 Q2 | 406 | 0 | 0 | 0.0 |
| 2025 Q1 | 0 | 0 | 0 | |
| 2023 Q4 | 5 | 0 | 0 | 0.0 |
| 2023 Q3 | 10 | 2 | 0 | 200000.0 |
| 2019 Q4 | 36 | 0 | 0 | 0.0 |
| 2019 Q3 | 225 | 0 | 0 | 0.0 |
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No reportable incidents on file.
MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.