Key Takeaway

MISSION GORGE PLANT is a active surface mine producing SandAndGravel, located in San Diego, San Diego County, CA. It has 381 violations on record (109 S&S) and $219K in proposed penalties. Operated by Superior Ready Mix Concrete L P.

MISSION GORGE PLANT

Active Surface SandAndGravel

Operator: Superior Ready Mix Concrete L P

Controller: Vulcan Materials Company

Location: San Diego, San Diego County, CA

Employees: 25

381
Violations
109
S&S Violations
19
Accidents
$219K
Penalties

Recent Violations

View all 381 →
Date Section S&S Negligence Penalty
02/18/2026 56.14107(a) Non-S&S LowNegligence $0
02/18/2026 56.14107(a) Non-S&S LowNegligence $0
05/02/2025 56.12004 Non-S&S LowNegligence $151
05/02/2025 56.20003(a) Non-S&S ModNegligence $1,320
05/01/2025 56.12032 Non-S&S ModNegligence $1,126
05/01/2025 56.14112(a)(1) Non-S&S LowNegligence $226
05/01/2025 56.12032 Non-S&S ModNegligence $336
05/01/2025 56.12004 Non-S&S LowNegligence $151
04/30/2025 56.16001 S&S ModNegligence $2,712
04/30/2025 56.12008 Non-S&S LowNegligence $245
04/30/2025 56.16005 Non-S&S LowNegligence $245
04/30/2025 56.4011 Non-S&S ModNegligence $9,004
04/30/2025 56.12018 Non-S&S LowNegligence $366
04/30/2025 56.14101(a)(2) Non-S&S ModNegligence $1,818
10/17/2024 56.14112(b) Non-S&S ModNegligence $328
10/17/2024 56.14112(b) Non-S&S ModNegligence $328
10/16/2024 56.18002(a) S&S HighNegligence $6,905
10/16/2024 56.14107(a) S&S HighNegligence $6,905
10/16/2024 56.14205 Non-S&S LowNegligence $147
10/16/2024 56.14107(a) Non-S&S ModNegligence $421

Accidents & Injuries

View all 19 →
Date Classification Injury Days Lost
06/28/2023 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
06/27/2023 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
02/02/2022 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 3d lost, 51d restricted
12/14/2020 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
12/14/2020 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
05/01/2020 MACHINERY DAYS AWAY FROM WORK ONLY 105d lost
06/21/2019 MACHINERY DAYS AWAY FROM WORK ONLY 21d lost
10/30/2014 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 1d lost
08/21/2014 EXPLOSIVES AND BREAKING AGENTS ACCIDENT ONLY None
09/03/2013 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 6d lost

Inspections

View all 86 →
Begin End Hours Inspectors
02/17/2026 02/19/2026 21.00 1
04/29/2025 05/02/2025 34.50 1
10/15/2024 10/17/2024 31.00 1
06/05/2024 06/05/2024 8.50 1
06/05/2024 06/06/2024 19.50 1
11/08/2023 11/08/2023 6.00 1
11/07/2023 11/08/2023 21.00 1
06/28/2023 07/06/2023 46.00 1
03/16/2023 03/17/2023 23.50 1
08/08/2022 08/10/2022 22.75 1

Mine Details

MSHA Mine ID0400089
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees25
Days/Week5.0
Hours/Shift8.0
Coordinates32.8086110, -117.0780550
Nearest TownSan Diego

Frequently Asked Questions

How many MSHA violations does MISSION GORGE PLANT have?

MISSION GORGE PLANT has 381 MSHA violations on record, of which 109 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $219K.

What type of mine is MISSION GORGE PLANT?

MISSION GORGE PLANT is a Surface mine producing SandAndGravel, located in San Diego, San Diego County, CA. It currently has 25 employees.

Has anyone been injured or killed at MISSION GORGE PLANT?

According to MSHA records, MISSION GORGE PLANT has 19 reported accident/injury records and 0 fatalities on file.

Who operates MISSION GORGE PLANT?

MISSION GORGE PLANT is operated by Superior Ready Mix Concrete L P and controlled by Vulcan Materials Company. MSHA Mine ID: 0400089.