Key Takeaway
Rivergate Plant is a active facility mine producing Stone, located in Portland, Multnomah County, OR. It has 149 violations on record (30 S&S) and $23K in proposed penalties. Operated by Ash Grove Cement Company.
Rivergate Plant
Operator: Ash Grove Cement Company
Controller: CRH PLC
Location: Portland, Multnomah County, OR
Employees: 15
Recent Violations
View all 149 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/06/2026 | 56.4104(b) | Non-S&S | ModNegligence | $151 |
| 12/30/2025 | 56.20003(a) | Non-S&S | ModNegligence | $151 |
| 12/30/2025 | 56.20003(a) | Non-S&S | ModNegligence | $151 |
| 05/08/2025 | 56.14115(a) | Non-S&S | LowNegligence | $151 |
| 05/08/2025 | 56.14100(b) | Non-S&S | ModNegligence | $151 |
| 05/07/2025 | 56.20003(b) | Non-S&S | ModNegligence | $151 |
| 12/10/2024 | 56.4201(a)(1) | Non-S&S | ModNegligence | $151 |
| 12/10/2024 | 56.14100(b) | Non-S&S | ModNegligence | $151 |
| 12/10/2024 | 50.20(a) | Non-S&S | LowNegligence | $151 |
| 08/13/2024 | 56.12008 | Non-S&S | ModNegligence | $147 |
| 10/12/2023 | 56.12008 | Non-S&S | ModNegligence | $143 |
| 05/02/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 05/02/2023 | 56.14207 | Non-S&S | ModNegligence | $143 |
| 12/28/2022 | 56.12032 | Non-S&S | ModNegligence | $214 |
| 04/26/2022 | 56.4200(b)(2) | Non-S&S | ModNegligence | $133 |
| 04/26/2022 | 56.4101 | Non-S&S | ModNegligence | $133 |
| 11/09/2021 | 56.16005 | Non-S&S | ModNegligence | $125 |
| 11/09/2021 | 56.14200 | Non-S&S | ModNegligence | $172 |
| 11/09/2021 | 56.14100(c) | S&S | ModNegligence | $856 |
| 06/09/2021 | 56.14107(a) | Non-S&S | ModNegligence | $257 |
Accidents & Injuries
View all 27 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 11/07/2024 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 9d restricted |
| 10/30/2024 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 17d restricted |
| 08/29/2017 | STRIKING OR BUMPING | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 02/13/2017 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 2d lost, 31d restricted |
| 02/05/2015 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 9d restricted |
| 01/03/2014 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/13/2013 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/21/2011 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/05/2010 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 1d restricted |
| 08/31/2009 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 88 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/30/2025 | 01/06/2026 | 21.75 | 1 |
| 10/06/2025 | 10/07/2025 | 17.50 | 2 |
| 08/19/2025 | 08/19/2025 | 1.50 | 1 |
| 05/07/2025 | 05/08/2025 | 18.75 | 1 |
| 12/10/2024 | 12/11/2024 | 25.25 | 2 |
| 08/12/2024 | 08/14/2024 | 17.50 | 1 |
| 10/12/2023 | 10/13/2023 | 2.25 | 1 |
| 10/11/2023 | 10/12/2023 | 17.25 | 1 |
| 05/02/2023 | 05/03/2023 | 16.00 | 1 |
| 12/27/2022 | 12/30/2022 | 18.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Rivergate Plant have?
Rivergate Plant has 149 MSHA violations on record, of which 30 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $23K.
What type of mine is Rivergate Plant?
Rivergate Plant is a Facility mine producing Stone, located in Portland, Multnomah County, OR. It currently has 15 employees.
Has anyone been injured or killed at Rivergate Plant?
According to MSHA records, Rivergate Plant has 27 reported accident/injury records and 0 fatalities on file.
Who operates Rivergate Plant?
Rivergate Plant is operated by Ash Grove Cement Company and controlled by CRH PLC. MSHA Mine ID: 3500320.