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Casper Pit Metal/Non-Metal

JTL Group, Inc. · Surface

Controlled by Knife River Corporation

Casper, Natrona County, WY · Temporarily Idled

MSHA Mine ID: 4800715

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Fatalities: 0
Total incidents: 3
Years on record: 2001–2004
Latest incident: Jun 2004

Compliance record

MSHA citations since 2003

citations

significant & substantial

$7,234

proposed penalties

$7,234

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Citations	Per 1M hrs
2025 Q4	0	0
2025 Q3	1,910	0	0.0
2025 Q2	329	0	0.0
2025 Q1	144	0	0.0
2023 Q4	2,179	0	0.0
2022 Q4	372	0	0.0
2022 Q3	1,009	1	991.1
2022 Q1	245	0	0.0

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

3 on file

2004 · 2 incidents

June 22, 2004 WY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE

JTL Group, Inc. · Struck against a moving object

WHILE EMPLOYEE WAS OPERATING A CAT SKID STEER LOADER CLEANING OUT UNDER A SCREEN DECK, THE LOADER LUNGED FORWARD AND IN AN ATTEMPT TO KEEP FROM GOING FORWARD, HE PULLED A GROIN MUSCLE. HE WAS INJURED BECAUSE HE FAILED TO WEAR A REQUIRED SEAT BELT WHILE OPERATING THE LOADER.

May 7, 2004 WY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS

JTL Group, Inc. · Struck by... (Not Elsewhere Classified)

EE WAS ASSISTING IN TEARING DOWN 5 BIN FEEDER AND WAS REMOVING A JACK PAD. INJ EE & FELLOW EE LIFTED THE PAD SET IT ON A SHORT WALL. THE PAD TILTED AND ROTATED CATCHING EE'S RIGHT RING FINGER AND CUTTING IT AT THE 1ST KNUCKLE NEEDED 5 STITCHES

2001 · 1 incident

December 5, 2001 WY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON

JTL Group, Inc. · Fall to the walkway or working surface

WORKER LABORER/OPERATOR SLIPPED ON A FROST COVERED SURFACE, AS HE STARTED TO FALLHE CAUGH HIMSELF BY PUTTING OUT HIS LEFT HAND, THIS CAUSED HIM TO BRUISE HIS WRIST.