Mining Incidents

Riprap Plant Metal/Non-Metal

Lander, Fremont County, WY  ·  Intermittent
MSHA Mine ID: 4801818

Riprap Plant has $1K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

Watch this mine

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

Fatalities
0
Total incidents
1
Years on record
2020
Latest incident
Mar 2020
Compliance record
MSHA citations since 2020
10
citations
0
significant & substantial
$1,402
proposed penalties
$1,402
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2020
9
inspections on record
88
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: 88 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Riprap Plant has $1K 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.
$1K
proposed penalties
$1K
current assessed
$1K
paid to date
$0
outstanding
10 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-02-18.
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
2024 Q4 877 0 0 0.0
2024 Q3 0 0 0
2024 Q2 0 0 0
2024 Q1 888 0 0 0.0
2023 Q4 1,804 0 0 0.0
2023 Q3 1,025 1 0 975.6
2023 Q2 0 0 0
2022 Q4 0 0 0
Show 15 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2022 Q3 0 1 0
2022 Q2 0 0 0
2021 Q4 0 0 0
2021 Q3 1,761 0 0 0.0
2021 Q2 1,510 1 0 662.3
2021 Q1 449 0 0 0.0
2020 Q4 838 0 0 0.0
2020 Q3 0 0 0
2020 Q2 0 1 0
2020 Q1 692 1 0 1445.1
2019 Q4 175 0 0 0.0
2019 Q3 58 0 0 0.0
2019 Q2 0 0 0
2019 Q1 0 0 0
2018 Q3 273 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2020 · 1 incident

March 2, 2020 WY · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
High Country Construction, Inc. · Struck by... (Not Elsewhere Classified)

When putting access panel back on dozer engine compartment the hinge broke cutting a finger

For insurers, brokers, and safety consultants

The full compliance file on Riprap 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.