Key Takeaway
PORTABLE SCREENING PLANT is a intermittent surface mine producing SandAndGravel, located in Mills, Natrona County, WY. It has 4 violations on record (1 S&S) and $435 in proposed penalties. Operated by Mobile Concrete Inc.
PORTABLE SCREENING PLANT
Operator: Mobile Concrete Inc
Controller: Arthur D Boatright II
Location: Mills, Natrona County, WY
Employees: 3
Recent Violations
View all 4 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 07/18/2025 | 56.1000 | Non-S&S | LowNegligence | $151 |
| 01/15/2008 | 56.14103(b) | Non-S&S | LowNegligence | $100 |
| 06/29/2005 | 56.9300(a) | S&S | ModNegligence | $124 |
| 06/29/2005 | 56.14100(b) | Non-S&S | ModNegligence | $60 |
Inspections
View all 15 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 07/16/2025 | 07/23/2025 | 9.00 | 1 |
| 09/13/2024 | 09/13/2024 | 12.00 | 1 |
| 02/04/2021 | 02/04/2021 | 1.00 | 1 |
| 09/25/2013 | 09/25/2013 | 16.00 | 1 |
| 08/11/2011 | 08/30/2011 | 34.50 | 1 |
| 06/22/2010 | 06/22/2010 | 3.00 | 1 |
| 08/05/2009 | 08/05/2009 | 1.00 | 1 |
| 01/14/2008 | 01/18/2008 | 14.25 | 1 |
| 09/28/2006 | 09/28/2006 | 4.00 | 1 |
| 06/28/2005 | 06/29/2005 | 12.50 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does PORTABLE SCREENING PLANT have?
PORTABLE SCREENING PLANT has 4 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $435.
What type of mine is PORTABLE SCREENING PLANT?
PORTABLE SCREENING PLANT is a Surface mine producing SandAndGravel, located in Mills, Natrona County, WY. It currently has 3 employees.
Has anyone been injured or killed at PORTABLE SCREENING PLANT?
According to MSHA records, PORTABLE SCREENING PLANT has 0 reported accident/injury records and 0 fatalities on file.
Who operates PORTABLE SCREENING PLANT?
PORTABLE SCREENING PLANT is operated by Mobile Concrete Inc and controlled by Arthur D Boatright II. MSHA Mine ID: 4800671.