Key Takeaway

Sandy Prairie Portable Crusher Plant A is a intermittent surface mine producing SandAndGravel, located in Fortuna, Humboldt County, CA. It has 98 violations on record (27 S&S) and $22K in proposed penalties. Operated by Mercer Fraser Co.

Sandy Prairie Portable Crusher Plant A

Intermittent Surface SandAndGravel

Operator: Mercer Fraser Co

Controller: Ted E Contri; Ted E Contri

Location: Fortuna, Humboldt County, CA

Employees: 4

98
Violations
27
S&S Violations
2
Accidents
$22K
Penalties

Recent Violations

View all 98 →
Date Section S&S Negligence Penalty
12/03/2025 47.41(a) Non-S&S LowNegligence $151
12/03/2025 56.14130(g) Non-S&S LowNegligence $151
08/14/2024 50.30(a) Non-S&S LowNegligence $147
08/14/2024 56.12028 Non-S&S ModNegligence $147
04/28/2021 56.12018 Non-S&S ModNegligence $125
04/28/2021 56.14107(a) Non-S&S ModNegligence $125
04/28/2021 56.11027 Non-S&S ModNegligence $125
04/28/2021 56.9314 Non-S&S ModNegligence $125
04/28/2021 56.18010 Non-S&S ModNegligence $125
03/10/2020 56.11012 Non-S&S ModNegligence $123
03/10/2020 56.11012 Non-S&S ModNegligence $123
03/10/2020 56.14112(a)(1) Non-S&S ModNegligence $123
11/15/2018 56.14132(a) Non-S&S ModNegligence $118
11/15/2018 56.16005 Non-S&S ModNegligence $118
11/15/2018 56.14103(b) S&S ModNegligence $118
11/15/2017 47.41(a) Non-S&S ModNegligence $118
11/15/2017 56.11002 S&S HighNegligence $429
11/15/2017 56.12025 S&S ModNegligence $286
11/15/2017 56.12001 Non-S&S ModNegligence $118
11/15/2017 56.12018 Non-S&S ModNegligence $118

Accidents & Injuries

View all 2 →
Date Classification Injury Days Lost
09/23/2005 POWERED HAULAGE NO DYS AWY FRM WRK,NO RSTR ACT None
09/20/2001 MACHINERY DAYS AWAY FROM WORK ONLY 6d lost

Inspections

View all 41 →
Begin End Hours Inspectors
12/03/2025 12/03/2025 15.50 1
03/24/2025 03/25/2025 9.00 1
08/13/2024 08/14/2024 18.50 1
09/20/2023 09/21/2023 17.50 1
08/02/2022 08/02/2022 3.00 1
04/28/2021 04/30/2021 10.50 1
03/10/2020 03/12/2020 21.25 1
11/27/2018 11/27/2018 2.75 1
11/15/2018 11/15/2018 16.00 1
12/13/2017 12/13/2017 4.25 1

Mine Details

MSHA Mine ID0402764
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees4
Days/Week5.0
Hours/Shift8.0
Coordinates40.5847220, -124.1544440
Nearest TownFortuna

Frequently Asked Questions

How many MSHA violations does Sandy Prairie Portable Crusher Plant A have?

Sandy Prairie Portable Crusher Plant A has 98 MSHA violations on record, of which 27 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $22K.

What type of mine is Sandy Prairie Portable Crusher Plant A?

Sandy Prairie Portable Crusher Plant A is a Surface mine producing SandAndGravel, located in Fortuna, Humboldt County, CA. It currently has 4 employees.

Has anyone been injured or killed at Sandy Prairie Portable Crusher Plant A?

According to MSHA records, Sandy Prairie Portable Crusher Plant A has 2 reported accident/injury records and 0 fatalities on file.

Who operates Sandy Prairie Portable Crusher Plant A?

Sandy Prairie Portable Crusher Plant A is operated by Mercer Fraser Co and controlled by Ted E Contri; Ted E Contri. MSHA Mine ID: 0402764.