Key Takeaway

Plant 4 is a active surface mine producing Stone, located in Coos Bay, Coos County, OR. It has 14 violations on record (4 S&S) and $3K in proposed penalties. Operated by Aggregate Resource Crushing, LLC.

Plant 4

Active Surface Stone

Operator: Aggregate Resource Crushing, LLC

Controller: Aggregate Resource Industries Inc

Location: Coos Bay, Coos County, OR

Employees: 3

14
Violations
4
S&S Violations
0
Accidents
$3K
Penalties

Recent Violations

View all 14 →
Date Section S&S Negligence Penalty
04/28/2025 56.14107(a) Non-S&S ModNegligence $151
04/28/2025 56.14132(a) Non-S&S HighNegligence $267
04/28/2025 56.14132(a) Non-S&S HighNegligence $267
04/28/2025 56.9300(b) S&S ModNegligence $151
06/26/2024 56.14100(b) Non-S&S ModNegligence $147
06/26/2024 56.14100(b) S&S ModNegligence $161
06/26/2024 56.20003(b) Non-S&S ModNegligence $147
06/26/2024 56.12002 Non-S&S ModNegligence $147
01/02/2019 56.9300(b) Non-S&S LowNegligence $121
01/02/2019 56.9300(b) Non-S&S LowNegligence $121
01/02/2019 46.5(a) Non-S&S LowNegligence $135
09/17/2018 56.9301 S&S ModNegligence $118
09/17/2018 56.14132(a) Non-S&S LowNegligence $118
09/17/2018 56.3200 S&S HighNegligence $953

Inspections

View all 11 →
Begin End Hours Inspectors
10/16/2025 10/21/2025 13.50 1
04/28/2025 04/29/2025 13.75 1
11/25/2024 11/26/2024 23.50 1
06/26/2024 06/28/2024 15.50 1
04/11/2019 04/11/2019 6.25 1
01/28/2019 01/28/2019 7.00 1
01/14/2019 01/18/2019 3.25 1
01/02/2019 01/03/2019 16.25 1
11/05/2018 11/13/2018 9.75 1
09/25/2018 09/25/2018 5.25 1

Mine Details

MSHA Mine ID3503834
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Traprock
Employees3
Days/Week5.0
Hours/Shift8.0
Coordinates43.8925000, -122.9775000
Nearest TownCoos Bay

Frequently Asked Questions

How many MSHA violations does Plant 4 have?

Plant 4 has 14 MSHA violations on record, of which 4 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.

What type of mine is Plant 4?

Plant 4 is a Surface mine producing Stone, located in Coos Bay, Coos County, OR. It currently has 3 employees.

Has anyone been injured or killed at Plant 4?

According to MSHA records, Plant 4 has 0 reported accident/injury records and 0 fatalities on file.

Who operates Plant 4?

Plant 4 is operated by Aggregate Resource Crushing, LLC and controlled by Aggregate Resource Industries Inc. MSHA Mine ID: 3503834.