Key Takeaway

Trident Plant & Quarry is a active facility mine producing Stone, located in Three Forks, Gallatin County, MT. It has 672 violations on record (114 S&S) and $181K in proposed penalties. Operated by GCC Trident LLC.

Trident Plant & Quarry

Active Facility Stone

Operator: GCC Trident LLC

Controller: GCC SAB de CV

Location: Three Forks, Gallatin County, MT

Employees: 82

672
Violations
114
S&S Violations
105
Accidents
$181K
Penalties

Recent Violations

View all 672 →
Date Section S&S Negligence Penalty
12/08/2025 56.12016 S&S ModNegligence $1,550
12/04/2025 56.14112(b) S&S ModNegligence $818
10/08/2025 56.12004 Non-S&S ModNegligence $151
10/08/2025 56.11001 Non-S&S LowNegligence $151
10/08/2025 56.12002 Non-S&S ModNegligence $151
10/08/2025 56.12002 Non-S&S ModNegligence $432
10/07/2025 56.13011 Non-S&S LowNegligence $151
10/07/2025 56.14112(b) Non-S&S ModNegligence $226
10/07/2025 56.14205 Non-S&S ModNegligence $151
10/07/2025 56.14112(a)(1) Non-S&S ModNegligence $226
10/07/2025 56.12008 Non-S&S ModNegligence $151
10/07/2025 56.4201(a)(1) Non-S&S ModNegligence $151
10/07/2025 56.4201(a)(1) Non-S&S ModNegligence $151
10/06/2025 56.12028 Non-S&S ModNegligence $177
10/06/2025 47.41(a)(1) Non-S&S ModNegligence $267
10/06/2025 56.12018 Non-S&S ModNegligence $177
04/02/2025 56.4201(a)(2) Non-S&S LowNegligence $151
04/01/2025 56.4201(a)(2) Non-S&S LowNegligence $151
12/11/2024 56.4101 Non-S&S ModNegligence $151
12/10/2024 56.4201(a)(2) Non-S&S ModNegligence $151

Accidents & Injuries

View all 105 →
Date Classification Injury Days Lost
10/29/2025 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY None
07/14/2025 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 108d lost, 37d restricted
05/07/2025 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
04/10/2025 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
01/14/2025 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 4d lost
07/25/2024 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 50d lost
05/03/2024 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 2d lost
03/18/2024 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 6d restricted
11/14/2023 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 8d restricted
10/31/2023 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 8d restricted

Inspections

View all 109 →
Begin End Hours Inspectors
12/04/2025 12/08/2025 23.75 1
12/04/2025 12/04/2025 2.75 1
10/06/2025 10/14/2025 79.00 2
04/01/2025 04/03/2025 28.50 1
12/09/2024 12/11/2024 42.50 2
06/17/2024 06/25/2024 44.50 2
11/13/2023 11/16/2023 44.50 1
05/01/2023 05/03/2023 48.25 2
02/13/2023 02/22/2023 59.75 2
06/16/2022 06/16/2022 4.25 1

Mine Details

MSHA Mine ID2400014
Mine TypeFacility
StatusActive
CommodityStone
SIC DescriptionCement
Employees82
Days/Week7.0
Hours/Shift8.0
Coordinates45.9483330, -111.4755560
Nearest TownThree Forks

Frequently Asked Questions

How many MSHA violations does Trident Plant & Quarry have?

Trident Plant & Quarry has 672 MSHA violations on record, of which 114 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $181K.

What type of mine is Trident Plant & Quarry?

Trident Plant & Quarry is a Facility mine producing Stone, located in Three Forks, Gallatin County, MT. It currently has 82 employees.

Has anyone been injured or killed at Trident Plant & Quarry?

According to MSHA records, Trident Plant & Quarry has 105 reported accident/injury records and 0 fatalities on file.

Who operates Trident Plant & Quarry?

Trident Plant & Quarry is operated by GCC Trident LLC and controlled by GCC SAB de CV. MSHA Mine ID: 2400014.