Mining Incidents

1046 Shaw Metal/Non-Metal

Arcosa Aggregates · Surface
Controlled by Arcosa, Inc
Coolidge, Maricopa County, AZ  ·  Intermittent
MSHA Mine ID: 0203519

1046 Shaw has $4K in proposed MSHA penalties and $4K outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
1
Years on record
2025
Latest incident
Dec 2025
Compliance record
MSHA citations since 2025
7
citations
5
significant & substantial
$4,109
proposed penalties
$0
paid to date
0% of proposed penalties paid to date, a $4,109 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2025
2
inspections on record
32
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: 32 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

1046 Shaw has $4K in proposed MSHA penalties and $4K outstanding across 1 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.
$4K
proposed penalties
$4K
current assessed
$0
paid to date
$4K
outstanding
0 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2025-04-24.
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
2025 Q4 3,976 0 0 0.0
2025 Q3 4,329 0 0 0.0
2025 Q2 3,482 7 5 2010.3
2025 Q1 2,855 0 0 0.0
2024 Q4 1,293 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2025 · 1 incident

December 9, 2025 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDTOOLS (NONPOWERED)
Arcosa Aggregates · Struck by... (Not Elsewhere Classified)

The injured employee and another employee were attempting to clear out a plugged jaw discharge chute. While hitting the chute with a sledge hammer in order to dislodge the plug, the injured employee hit the edge of the chute, pinching a finger between the chute and the handle of the hammer, fracturing the tip of their finger.

For insurers, brokers, and safety consultants

The full compliance file on 1046 Shaw

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.