Key Takeaway

Northern Portable Plant #21 is a intermittent surface mine producing SandAndGravel, located in Laramie, Albany County, WY. It has 43 violations on record (10 S&S) and $6K in proposed penalties. Operated by Martin Marietta Materials, Inc.

Northern Portable Plant #21

Intermittent Surface SandAndGravel

Operator: Martin Marietta Materials, Inc

Controller: Martin Marietta Materials Inc

Location: Laramie, Albany County, WY

Employees: 3

43
Violations
10
S&S Violations
1
Accidents
$6K
Penalties

Recent Violations

View all 43 →
Date Section S&S Negligence Penalty
10/22/2024 56.12004 Non-S&S ModNegligence $147
03/14/2022 56.12004 Non-S&S ModNegligence $156
10/19/2015 56.14107(a) Non-S&S ModNegligence $108
10/19/2015 56.14132(b)(1) Non-S&S ModNegligence $108
10/19/2015 56.14132(a) Non-S&S ModNegligence $108
10/19/2015 56.11011 S&S ModNegligence $243
10/19/2015 46.7(a) Non-S&S ModNegligence $108
10/19/2015 56.14100(a) S&S ModNegligence $540
06/03/2014 46.9(b)(5) Non-S&S ModNegligence $100
10/23/2012 46.9(b)(5) Non-S&S ModNegligence $100
07/19/2012 56.14107(a) Non-S&S ModNegligence $100
05/18/2012 56.11001 Non-S&S ModNegligence $100
05/18/2012 56.14112(b) Non-S&S ModNegligence $100
05/18/2012 56.14112(b) Non-S&S ModNegligence $100
05/18/2012 50.30(a) Non-S&S ModNegligence $100
08/25/2011 56.12002 Non-S&S LowNegligence $100
08/24/2011 56.12004 Non-S&S ModNegligence $100
08/24/2011 56.14109 Non-S&S LowNegligence $100
08/24/2011 56.11012 Non-S&S ModNegligence $100
08/24/2011 56.9100(b) S&S ModNegligence $150

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
09/01/2021 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 35 →
Begin End Hours Inspectors
10/22/2024 10/23/2024 24.75 1
09/05/2024 09/05/2024 2.50 1
08/17/2023 08/18/2023 11.75 1
07/27/2023 07/27/2023 7.50 1
07/26/2022 07/27/2022 6.00 1
07/12/2022 07/26/2022 4.50 1
03/14/2022 03/14/2022 11.25 1
01/25/2021 01/26/2021 11.00 1
09/08/2020 09/11/2020 27.00 1
09/24/2019 09/27/2019 45.00 2

Mine Details

MSHA Mine ID0504520
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees3
Days/Week6.0
Hours/Shift12.0
Coordinates41.1511110, -105.5488890
Nearest TownLaramie

Related Mines

Martin Marietta - Gabbs Mine
Gabbs, Nye County, NV
1,193 violations Active
Mountain Cement Company
Laramie, Albany County, WY
912 violations Active
Weeping Water Mine
Weeping Water, Cass County, NE
862 violations Active
MARTIN MARIETTA MAGNESIA SPECIAL
Woodville, Sandusky County, OH
841 violations Active
AMES MINE
Ames, Story County, IA
629 violations Active
Fort Dodge Mine
Fort Dodge, Webster County, IA
483 violations Active
BURNING SPRINGS MINE
Parkersburg, Wood County, WV
426 violations Active
Durham Mine & Mill
Harvey, Marion County, IA
424 violations Active

Frequently Asked Questions

How many MSHA violations does Northern Portable Plant #21 have?

Northern Portable Plant #21 has 43 MSHA violations on record, of which 10 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $6K.

What type of mine is Northern Portable Plant #21?

Northern Portable Plant #21 is a Surface mine producing SandAndGravel, located in Laramie, Albany County, WY. It currently has 3 employees.

Has anyone been injured or killed at Northern Portable Plant #21?

According to MSHA records, Northern Portable Plant #21 has 1 reported accident/injury records and 0 fatalities on file.

Who operates Northern Portable Plant #21?

Northern Portable Plant #21 is operated by Martin Marietta Materials, Inc and controlled by Martin Marietta Materials Inc. MSHA Mine ID: 0504520.