Key Takeaway

MN Portable #3 is a intermittent surface mine producing SandAndGravel, located in Maple Grove, Hennepin County, MN. It has 7 violations on record (2 S&S) and $713 in proposed penalties. Operated by Barton Sand & Gravel Co.

MN Portable #3

Intermittent Surface SandAndGravel

Operator: Barton Sand & Gravel Co

Controller: Martin Marietta Materials Inc

Location: Maple Grove, Hennepin County, MN

Employees: 2

7
Violations
2
S&S Violations
5
Accidents
$713
Penalties

Recent Violations

View all 7 →
Date Section S&S Negligence Penalty
11/21/2022 56.14130(i) Non-S&S LowNegligence $143
06/01/2016 56.12005 Non-S&S ModNegligence $100
08/27/2014 56.12005 Non-S&S ModNegligence $100
09/10/2012 56.14100(b) S&S ModNegligence $138
03/20/2002 56.12032 Non-S&S LowNegligence $55
04/03/2001 56.12004 Non-S&S LowNegligence $55
05/23/2000 56.12004 S&S ModNegligence $122

Accidents & Injuries

View all 5 →
Date Classification Injury Days Lost
09/10/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
08/09/2021 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 65d restricted
04/02/2014 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
03/07/2007 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
08/29/2002 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 30 →
Begin End Hours Inspectors
10/22/2025 10/22/2025 9.50 1
04/14/2025 04/15/2025 6.75 1
07/24/2024 07/24/2024 6.50 1
04/24/2023 04/24/2023 8.00 1
11/21/2022 11/22/2022 14.50 1
11/15/2021 11/22/2021 25.50 1
07/12/2021 07/12/2021 9.75 1
07/21/2020 07/21/2020 1.75 1
07/31/2019 07/31/2019 1.75 1
07/25/2018 07/25/2018 2.25 1

Mine Details

MSHA Mine ID2103147
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates45.0858330, -93.4311110
Nearest TownMaple Grove

Frequently Asked Questions

How many MSHA violations does MN Portable #3 have?

MN Portable #3 has 7 MSHA violations on record, of which 2 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $713.

What type of mine is MN Portable #3?

MN Portable #3 is a Surface mine producing SandAndGravel, located in Maple Grove, Hennepin County, MN. It currently has 2 employees.

Has anyone been injured or killed at MN Portable #3?

According to MSHA records, MN Portable #3 has 5 reported accident/injury records and 0 fatalities on file.

Who operates MN Portable #3?

MN Portable #3 is operated by Barton Sand & Gravel Co and controlled by Martin Marietta Materials Inc. MSHA Mine ID: 2103147.