Key Takeaway

Crusher #6 is a intermittent surface mine producing Stone, located in Casper, Natrona County, WY. It has 12 violations on record (4 S&S) and $1K in proposed penalties. Operated by JTL GROUP,INC..

Crusher #6

Intermittent Surface Stone

Operator: JTL GROUP,INC.

Controller: Knife River Corporation

Location: Casper, Natrona County, WY

Employees: 2

12
Violations
4
S&S Violations
0
Accidents
$1K
Penalties

Recent Violations

View all 12 →
Date Section S&S Negligence Penalty
06/30/2021 57.12008 Non-S&S LowNegligence $0
07/15/2020 41.12 Non-S&S ModNegligence $123
04/16/2013 50.30(a) Non-S&S HighNegligence $100
04/16/2013 56.14107(a) Non-S&S ModNegligence $100
03/28/2012 56.14100(b) Non-S&S ModNegligence $100
06/13/2011 56.12004 Non-S&S ModNegligence $100
06/13/2011 56.4201(a)(2) Non-S&S HighNegligence $100
06/29/2010 56.14107(a) S&S ModNegligence $117
06/29/2010 56.14107(a) S&S ModNegligence $263
06/29/2010 56.14107(a) S&S ModNegligence $263
06/29/2010 56.14132(a) S&S ModNegligence $117
10/16/2001 56.14107(a) Non-S&S ModNegligence $55

Inspections

View all 21 →
Begin End Hours Inspectors
08/27/2025 08/28/2025 4.50 1
03/26/2024 03/27/2024 4.00 1
07/18/2023 07/18/2023 3.50 1
07/25/2022 07/26/2022 7.00 1
06/30/2021 06/30/2021 10.00 1
02/08/2021 02/08/2021 0.50 1
09/10/2020 09/10/2020 1.00 1
07/12/2020 07/16/2020 12.50 1
09/13/2019 09/13/2019 2.00 1
09/14/2016 09/14/2016 3.00 1

Mine Details

MSHA Mine ID4801597
Mine TypeSurface
StatusIntermittent
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates43.1400000, -106.3600000
Nearest TownCasper

Frequently Asked Questions

How many MSHA violations does Crusher #6 have?

Crusher #6 has 12 MSHA violations on record, of which 4 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $1K.

What type of mine is Crusher #6?

Crusher #6 is a Surface mine producing Stone, located in Casper, Natrona County, WY. It currently has 2 employees.

Has anyone been injured or killed at Crusher #6?

According to MSHA records, Crusher #6 has 0 reported accident/injury records and 0 fatalities on file.

Who operates Crusher #6?

Crusher #6 is operated by JTL GROUP,INC. and controlled by Knife River Corporation. MSHA Mine ID: 4801597.