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MID Coast Aggregates LLC operator

Controlled by McDonald Investment Company Inc

MSHA operator ID: 0069623

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Email me when a new MSHA incident is filed at any MID Coast Aggregates LLC mine.

Fatalities: 3
Total incidents: 11
Mines on record: 1
Years on record: 2006–2025

Compliance record

MSHA citations since 2006

148

citations

significant & substantial

$188,971

proposed penalties

$91,171

paid to date

Source: MSHA violations data, updated weekly.

Top causes

MACHINERY 2 fatalities · 2 non-fatal
FALLING/SLIDING/ROLLING MATERIALS 1 fatality
HANDLING OF MATERIALS 2 non-fatal
POWERED HAULAGE 2 non-fatal
SLIP OR FALL OF PERSON 2 non-fatal

Incident timeline

2025

3 (2f)

2024

2023

2019

2010

1 (1f)

2009

2006

Mines on record

Mid-Coast Aggregates LLC-Mazak Mine FL

Fatalities under this operator

3 recorded

December 10, 2025 FL · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger Fatality · MACHINERY

MID Coast Aggregates LLC · Drowning

EE died after the dragline EE was operating slid into a water-filled pit.

December 10, 2025 FL · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger Fatality · MACHINERY

MID Coast Aggregates LLC · Drowning

EE died after the dragline EE was operating slid into a water-filled pit.

December 23, 2010 FL · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey Fatality · FALLING/SLIDING/ROLLING MATERIALS

MID Coast Aggregates LLC · Caught in, under or between collapsing material or buildings

The senior blaster received fatal injuries when he was conducting a post-blast examination. The accident occurred when the ground on which he was walking caved in. The circumstances surrounding the accident and the cause of the accident are still under investigation.