Mining Incidents

Summit Materials LLC; N R Hamm controller

MSHA controller ID: 0168761

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Email me when a new MSHA incident is filed at any mine Summit Materials LLC; N R Hamm controls.

Fatalities
0
Total incidents
2
Mines on record
1
Years on record
2022–2025
Compliance record
MSHA citations since 2023
8
citations
0
significant & substantial
$1,285
proposed penalties
$1,285
paid to date
Source: MSHA violations data, updated weekly.

Top causes

Incident timeline

2025
1
2022
1

Operators under this controller

Mines on record