Key Takeaway

Crusher #4 is a temporarily idled surface mine producing SandAndGravel, located in Casper, Natrona County, WY. It has 23 violations on record (3 S&S) and $3K in proposed penalties. Operated by JTL GROUP,INC..

Crusher #4

Temporarily Idled Surface SandAndGravel

Operator: JTL GROUP,INC.

Controller: Knife River Corporation

Location: Casper, Natrona County, WY

Employees: 2

23
Violations
3
S&S Violations
2
Accidents
$3K
Penalties

Recent Violations

View all 23 →
Date Section S&S Negligence Penalty
07/18/2022 56.12008 Non-S&S LowNegligence $143
07/18/2022 56.12021 Non-S&S LowNegligence $143
07/18/2022 56.12068 Non-S&S LowNegligence $143
07/18/2022 56.12018 Non-S&S LowNegligence $143
07/18/2022 56.12030 Non-S&S LowNegligence $143
06/26/2020 41.12 Non-S&S LowNegligence $123
06/26/2020 56.14107(a) Non-S&S LowNegligence $123
06/26/2020 56.4201(a)(1) Non-S&S LowNegligence $123
06/26/2020 56.4201(a)(2) Non-S&S LowNegligence $123
09/13/2016 56.14112(b) Non-S&S ModNegligence $114
07/23/2015 56.14132(a) Non-S&S ModNegligence $100
07/17/2014 56.12032 S&S ModNegligence $243
07/17/2013 56.12004 Non-S&S ModNegligence $100
06/27/2012 56.14100(b) Non-S&S ModNegligence $100
06/27/2012 56.14132(b)(1) S&S ModNegligence $243
06/14/2011 56.14107(a) Non-S&S ModNegligence $100
06/14/2011 56.12004 Non-S&S ModNegligence $100
06/14/2011 56.4101 Non-S&S ModNegligence $100
07/12/2010 56.12013(a) Non-S&S ModNegligence $100
07/12/2010 56.9300(a) Non-S&S ModNegligence $100

Accidents & Injuries

View all 2 →
Date Classification Injury Days Lost
07/20/2016 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 184d lost, 444d restricted
07/27/2010 NONPOWERED HAULAGE NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 25 →
Begin End Hours Inspectors
08/27/2025 08/28/2025 6.00 1
03/27/2024 04/01/2024 22.25 1
07/19/2023 07/19/2023 3.00 1
07/17/2022 07/24/2022 12.00 1
08/08/2021 08/11/2021 17.50 1
02/05/2021 02/08/2021 0.50 1
09/10/2020 09/10/2020 0.50 1
06/26/2020 06/29/2020 13.00 2
07/22/2019 07/25/2019 8.00 1
09/11/2018 09/11/2018 4.00 1

Mine Details

MSHA Mine ID4801569
Mine TypeSurface
StatusTemporarily Idled
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week0.0
Coordinates42.8663890, -106.3130560
Nearest TownCasper

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Frequently Asked Questions

How many MSHA violations does Crusher #4 have?

Crusher #4 has 23 MSHA violations on record, of which 3 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.

What type of mine is Crusher #4?

Crusher #4 is a Surface mine producing SandAndGravel, located in Casper, Natrona County, WY. It currently has 2 employees.

Has anyone been injured or killed at Crusher #4?

According to MSHA records, Crusher #4 has 2 reported accident/injury records and 0 fatalities on file.

Who operates Crusher #4?

Crusher #4 is operated by JTL GROUP,INC. and controlled by Knife River Corporation. MSHA Mine ID: 4801569.