Key Takeaway
Riverbend Sand and Gravel is a active surface mine producing SandAndGravel, located in Brighton, Weld County, CO. It has 80 violations on record (11 S&S) and $214K in proposed penalties. Operated by Martin Marietta Materials Inc.
Riverbend Sand and Gravel
Operator: Martin Marietta Materials Inc
Controller: Martin Marietta Materials Inc
Location: Brighton, Weld County, CO
Employees: 23
Recent Violations
View all 80 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 03/02/2026 | 56.4201(a)(2) | Non-S&S | ModNegligence | $0 |
| 05/12/2025 | 56.14109(a) | Non-S&S | HighNegligence | $366 |
| 05/12/2025 | 56.9300(b) | Non-S&S | ModNegligence | $151 |
| 01/21/2025 | 46.9(d)(3) | Non-S&S | ModNegligence | $151 |
| 08/12/2024 | 56.14100(d) | Non-S&S | ModNegligence | $147 |
| 08/07/2024 | 56.12004 | Non-S&S | ModNegligence | $239 |
| 04/15/2024 | Non-S&S | $0 | ||
| 04/15/2024 | 56.14211(c) | S&S | HighNegligence | $66,200 |
| 04/15/2024 | 56.16009 | S&S | ModNegligence | $66,200 |
| 04/15/2024 | 46.7(a) | S&S | ModNegligence | $66,200 |
| 08/29/2023 | 56.20003(b) | Non-S&S | ModNegligence | $232 |
| 08/28/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 08/28/2023 | 56.14101(a)(3) | S&S | ModNegligence | $772 |
| 08/28/2023 | 56.14100(b) | Non-S&S | ModNegligence | $143 |
| 03/13/2023 | 56.12018 | Non-S&S | ModNegligence | $143 |
| 03/13/2023 | 56.12032 | Non-S&S | ModNegligence | $232 |
| 07/27/2022 | 56.14132(a) | Non-S&S | LowNegligence | $133 |
| 07/27/2022 | 56.14132(a) | Non-S&S | ModNegligence | $133 |
| 07/27/2022 | 47.41(a)(1) | Non-S&S | ModNegligence | $133 |
| 07/27/2022 | 56.14101(a)(2) | Non-S&S | LowNegligence | $133 |
Accidents & Injuries
View all 12 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 04/15/2024 | POWERED HAULAGE | FATALITY | Fatal |
| 10/25/2023 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 104d restricted |
| 06/04/2023 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 152d lost |
| 06/22/2022 | MACHINERY | DAYS AWAY FROM WORK ONLY | 75d lost |
| 05/15/2021 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 05/04/2021 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 11/17/2020 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 11/09/2017 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 07/15/2015 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 4d restricted |
| 02/14/2014 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 66d restricted |
Inspections
View all 44 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 03/02/2026 | 03/02/2026 | 0.00 | 0 |
| 10/07/2025 | 10/09/2025 | 25.50 | 1 |
| 09/24/2025 | 09/24/2025 | 2.00 | 1 |
| 05/12/2025 | 05/15/2025 | 25.50 | 1 |
| 01/21/2025 | 01/23/2025 | 31.00 | 1 |
| 08/07/2024 | 08/13/2024 | 36.50 | 1 |
| 05/22/2024 | 05/22/2024 | 2.50 | 1 |
| 04/15/2024 | 09/05/2024 | 84.50 | 4 |
| 02/06/2024 | 02/08/2024 | 18.00 | 1 |
| 08/28/2023 | 08/30/2023 | 32.50 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Riverbend Sand and Gravel have?
Riverbend Sand and Gravel has 80 MSHA violations on record, of which 11 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $214K.
What type of mine is Riverbend Sand and Gravel?
Riverbend Sand and Gravel is a Surface mine producing SandAndGravel, located in Brighton, Weld County, CO. It currently has 23 employees.
Has anyone been injured or killed at Riverbend Sand and Gravel?
According to MSHA records, Riverbend Sand and Gravel has 12 reported accident/injury records and 1 fatalities on file.
Who operates Riverbend Sand and Gravel?
Riverbend Sand and Gravel is operated by Martin Marietta Materials Inc and controlled by Martin Marietta Materials Inc. MSHA Mine ID: 0504841.