Key Takeaway
RELIANCE PLANT is a active surface mine producing SandAndGravel, located in Irwindale, Los Angeles County, CA. It has 88 violations on record (18 S&S) and $33K in proposed penalties. Operated by CALMAT CO.
RELIANCE PLANT
Operator: CALMAT CO
Controller: Vulcan Materials Company
Location: Irwindale, Los Angeles County, CA
Employees: 35
Recent Violations
View all 88 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 04/11/2024 | 56.4200(b)(2) | Non-S&S | LowNegligence | $147 |
| 11/16/2023 | 56.20003(a) | S&S | ModNegligence | $357 |
| 11/16/2023 | 56.18002(b) | Non-S&S | LowNegligence | $147 |
| 06/16/2020 | 56.20003(a) | Non-S&S | LowNegligence | $123 |
| 06/16/2020 | 56.20003(a) | Non-S&S | LowNegligence | $123 |
| 10/16/2019 | 50.30(a) | Non-S&S | LowNegligence | $123 |
| 07/16/2019 | 50.30(a) | Non-S&S | LowNegligence | $123 |
| 07/10/2019 | 56.14103 | S&S | ModNegligence | $768 |
| 07/10/2019 | 56.11001 | S&S | ModNegligence | $344 |
| 07/10/2019 | 56.14100(b) | Non-S&S | LowNegligence | $121 |
| 07/09/2019 | 56.3130 | Non-S&S | ModNegligence | $121 |
| 07/09/2019 | 56.3130 | Non-S&S | ModNegligence | $154 |
| 02/12/2019 | 56.4104(b) | Non-S&S | ModNegligence | $121 |
| 12/19/2017 | 56.14100(c) | Non-S&S | HighNegligence | $311 |
| 09/05/2017 | 56.12006 | Non-S&S | ModNegligence | $116 |
| 08/31/2017 | 56.14132(a) | Non-S&S | ModNegligence | $387 |
| 08/31/2017 | 46.7(b) | Non-S&S | ModNegligence | $129 |
| 08/30/2017 | 56.14205 | Non-S&S | LowNegligence | $116 |
| 08/30/2017 | 56.4101 | Non-S&S | ModNegligence | $116 |
| 01/12/2017 | 56.12025 | Non-S&S | ModNegligence | $116 |
Accidents & Injuries
View all 37 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 09/05/2024 | DISORDERS (PHYSICAL AGENTS) | OCCUPATNAL ILLNESS NOT DEG 1-6 | 1d lost |
| 06/24/2024 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | 17d lost, 29d restricted |
| 09/21/2020 | OTHER | INJURIES DUE TO NATURAL CAUSES | None |
| 08/04/2020 | MACHINERY | DAYS RESTRICTED ACTIVITY ONLY | 65d restricted |
| 08/03/2017 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 09/14/2015 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/29/2014 | POWERED HAULAGE | DAYS RESTRICTED ACTIVITY ONLY | 8d restricted |
| 07/21/2011 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 6d restricted |
| 11/14/2009 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 08/28/2009 | DISORDERS (PHYSICAL AGENTS) | OCCUPATNAL ILLNESS NOT DEG 1-6 | 8d lost |
Inspections
View all 65 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/20/2025 | 10/21/2025 | 23.00 | 1 |
| 07/22/2025 | 07/23/2025 | 20.00 | 1 |
| 12/03/2024 | 12/04/2024 | 12.75 | 1 |
| 04/10/2024 | 04/18/2024 | 35.50 | 1 |
| 11/15/2023 | 11/17/2023 | 23.00 | 1 |
| 06/12/2023 | 06/15/2023 | 33.00 | 1 |
| 05/17/2023 | 05/17/2023 | 3.50 | 1 |
| 12/02/2022 | 01/12/2023 | 13.00 | 1 |
| 11/07/2022 | 11/09/2022 | 15.50 | 1 |
| 09/14/2022 | 09/16/2022 | 23.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does RELIANCE PLANT have?
RELIANCE PLANT has 88 MSHA violations on record, of which 18 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $33K.
What type of mine is RELIANCE PLANT?
RELIANCE PLANT is a Surface mine producing SandAndGravel, located in Irwindale, Los Angeles County, CA. It currently has 35 employees.
Has anyone been injured or killed at RELIANCE PLANT?
According to MSHA records, RELIANCE PLANT has 37 reported accident/injury records and 0 fatalities on file.
Who operates RELIANCE PLANT?
RELIANCE PLANT is operated by CALMAT CO and controlled by Vulcan Materials Company. MSHA Mine ID: 0403200.