Key Takeaway

Inertia Crusher is a active surface mine producing SandAndGravel, located in Aladdin, Crook County, WY. It has 34 violations on record (3 S&S) and $13K in proposed penalties. Operated by Ramsey Hill Exploration LLC.

Inertia Crusher

Active Surface SandAndGravel

Operator: Ramsey Hill Exploration LLC

Controller: Chris M Kusilek; Dianna J Kusilek

Location: Aladdin, Crook County, WY

Employees: 9

34
Violations
3
S&S Violations
2
Accidents
$13K
Penalties

Recent Violations

View all 34 →
Date Section S&S Negligence Penalty
11/13/2025 56.4201(a)(1) Non-S&S ModNegligence $151
04/03/2025 56.12028 Non-S&S LowNegligence $151
04/03/2025 56.4201(a)(1) Non-S&S ModNegligence $336
04/03/2025 56.14132(b)(1)(i) Non-S&S ModNegligence $151
10/17/2023 56.12018 S&S ModNegligence $1,463
06/01/2023 56.4101 Non-S&S ModNegligence $155
05/31/2023 56.14100(c) S&S ModNegligence $980
05/31/2023 56.14132(b)(1)(i) Non-S&S ModNegligence $198
05/31/2023 56.4230(a)(1) Non-S&S ModNegligence $198
11/11/2022 56.11001 S&S HighNegligence $5,731
10/25/2022 56.4203 Non-S&S ModNegligence $133
10/25/2022 56.12008 Non-S&S ModNegligence $133
08/18/2022 56.14101(a)(2) Non-S&S ModNegligence $133
08/18/2022 45.4(b) Non-S&S ModNegligence $133
08/18/2022 45.4(b) Non-S&S ModNegligence $133
08/18/2022 46.11(a) Non-S&S ModNegligence $133
08/18/2022 46.11(a) Non-S&S ModNegligence $133
08/18/2022 46.9(a) Non-S&S ModNegligence $133
08/18/2022 46.9(a) Non-S&S ModNegligence $133
08/18/2022 46.9(a) Non-S&S ModNegligence $133

Accidents & Injuries

View all 2 →
Date Classification Injury Days Lost
09/25/2024 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 186d lost
08/01/2023 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 12 →
Begin End Hours Inspectors
11/12/2025 11/14/2025 16.00 1
04/03/2025 04/17/2025 36.25 2
10/07/2024 10/08/2024 11.00 1
04/25/2024 04/29/2024 22.50 1
10/16/2023 10/18/2023 11.00 1
05/31/2023 06/12/2023 30.25 1
05/17/2023 05/17/2023 2.25 1
11/14/2022 11/17/2022 4.50 1
10/25/2022 11/03/2022 11.75 1
08/10/2022 09/20/2022 62.00 2

Mine Details

MSHA Mine ID4801853
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees9
Days/Week4.0
Hours/Shift10.0
Coordinates44.6283330, -104.1208330
Nearest TownAladdin

Frequently Asked Questions

How many MSHA violations does Inertia Crusher have?

Inertia Crusher has 34 MSHA violations on record, of which 3 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $13K.

What type of mine is Inertia Crusher?

Inertia Crusher is a Surface mine producing SandAndGravel, located in Aladdin, Crook County, WY. It currently has 9 employees.

Has anyone been injured or killed at Inertia Crusher?

According to MSHA records, Inertia Crusher has 2 reported accident/injury records and 0 fatalities on file.

Who operates Inertia Crusher?

Inertia Crusher is operated by Ramsey Hill Exploration LLC and controlled by Chris M Kusilek; Dianna J Kusilek. MSHA Mine ID: 4801853.