Corson Sand Plant / Quarry — Inspections
Total: 58 inspections
| Begin | End | Operator | Hours | Inspectors |
|---|---|---|---|---|
| 12/01/2025 | 12/03/2025 | Knife River - South Dakota | 21.25 | 1 |
| 06/23/2025 | 06/24/2025 | Knife River - South Dakota | 20.50 | 1 |
| 12/10/2024 | 12/12/2024 | Knife River - South Dakota | 27.50 | 1 |
| 05/15/2024 | 05/16/2024 | Knife River - South Dakota | 14.75 | 1 |
| 12/18/2023 | 12/18/2023 | Knife River - South Dakota | 5.50 | 1 |
| 12/11/2023 | 12/12/2023 | Knife River - South Dakota | 21.50 | 1 |
| 06/07/2023 | 06/08/2023 | Knife River - South Dakota | 16.25 | 1 |
| 01/31/2023 | 01/31/2023 | Knife River - South Dakota | 6.00 | 1 |
| 08/29/2022 | 08/30/2022 | Knife River - South Dakota | 14.25 | 1 |
| 03/08/2022 | 03/10/2022 | Knife River - South Dakota | 16.00 | 1 |
| 09/07/2021 | 09/09/2021 | Knife River - South Dakota | 19.25 | 1 |
| 03/16/2021 | 03/17/2021 | Knife River - South Dakota | 21.50 | 1 |
| 06/02/2020 | 06/04/2020 | Knife River - South Dakota | 24.75 | 1 |
| 04/15/2020 | 04/16/2020 | Knife River - South Dakota | 3.00 | 1 |
| 01/29/2020 | 02/03/2020 | Knife River - South Dakota | 17.50 | 1 |
| 04/15/2019 | 04/18/2019 | Knife River - South Dakota | 78.00 | 2 |
| 02/21/2019 | 02/21/2019 | Knife River - South Dakota | 10.00 | 1 |
| 02/07/2019 | 02/14/2019 | Knife River - South Dakota | 48.25 | 1 |
| 07/31/2018 | 08/01/2018 | Knife River - South Dakota | 12.25 | 1 |
| 07/17/2018 | 07/18/2018 | Knife River - South Dakota | 39.00 | 1 |
| 12/19/2017 | 12/21/2017 | Knife River - South Dakota | 34.25 | 1 |
| 05/18/2017 | 05/18/2017 | Knife River - South Dakota | 7.50 | 1 |
| 05/09/2017 | 05/11/2017 | Knife River - South Dakota | 41.75 | 1 |
| 01/11/2017 | 01/13/2017 | Knife River - South Dakota | 54.00 | 2 |
| 06/28/2016 | 06/29/2016 | Knife River - South Dakota | 36.00 | 1 |
| 06/28/2016 | 06/29/2016 | Knife River - South Dakota | 1.75 | 1 |
| 01/20/2016 | 01/21/2016 | Knife River - South Dakota | 1.00 | 1 |
| 01/20/2016 | 01/21/2016 | Knife River - South Dakota | 20.50 | 1 |
| 05/28/2015 | 05/29/2015 | Knife River - South Dakota | 22.25 | 1 |
| 02/24/2015 | 02/24/2015 | Knife River - South Dakota | 18.75 | 1 |
| 08/22/2014 | 08/22/2014 | Knife River - South Dakota | 12.00 | 1 |
| 03/11/2014 | 03/13/2014 | Knife River - South Dakota | 29.00 | 1 |
| 04/16/2013 | 04/18/2013 | Knife River - South Dakota | 35.50 | 1 |
| 01/08/2013 | 01/08/2013 | Knife River - South Dakota | 19.00 | 1 |
| 07/24/2012 | 07/25/2012 | Knife River - South Dakota | 59.00 | 2 |
| 03/13/2012 | 03/14/2012 | Knife River - South Dakota | 26.25 | 1 |
| 09/07/2011 | 09/07/2011 | Knife River - South Dakota | 16.00 | 1 |
| 01/11/2011 | 01/12/2011 | Knife River - South Dakota | 29.00 | 1 |
| 06/08/2010 | 06/08/2010 | Knife River - South Dakota | 2.50 | 1 |
| 05/18/2010 | 05/18/2010 | Knife River - South Dakota | 4.25 | 1 |
| 05/13/2010 | 05/18/2010 | Knife River - South Dakota | 25.00 | 1 |
| 02/23/2010 | 02/24/2010 | Knife River - South Dakota | 28.00 | 1 |
| 08/25/2009 | 08/26/2009 | Knife River - South Dakota | 16.50 | 1 |
| 12/03/2008 | 12/03/2008 | Knife River - South Dakota | 18.00 | 1 |
| 04/24/2008 | 04/30/2008 | Knife River - South Dakota | 17.50 | 1 |
| 11/13/2007 | 11/14/2007 | Knife River - South Dakota | 17.50 | 1 |
| 09/19/2007 | 09/19/2007 | Knife River - South Dakota | 16.50 | 1 |
| 01/23/2007 | 01/23/2007 | Knife River - South Dakota | 31.00 | 2 |
| 07/18/2006 | 07/20/2006 | Knife River - South Dakota | 31.50 | 1 |
| 02/22/2006 | 02/22/2006 | Knife River - South Dakota | 16.00 | 1 |