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MSHA citation 5053259

S&S · Citation · 10/16/2025 · Kennecott Utah Copper LLC

Rule

Section of Act

—

Part / Section

57.14100(b)

Type

Citation

Severity

S&S flag

Y

Likelihood

Reasonably

Injury/Illness

Fatal

Workers affected

1

Negligence

ModNegligence

Money

Proposed penalty

$1,126

Amount paid

$1,126

Amount due

$1,126

Contested

N

Docket

—

Parties

Mine

4201392 — Kennecott Keystone Underground

Violator

Kennecott Utah Copper LLC (Operator)

Controller

Rio Tinto Group

Source

Authoritative

MSHA Open Government Data

Machine

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