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PIMCO; HPS Investment Partners; Oak Hill Advisors controller

MSHA controller ID: 0153401

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Email me when a new MSHA incident is filed at any mine PIMCO; HPS Investment Partners; Oak Hill Advisors controls.

Fatalities: 1
Total incidents: 13
Mines on record: 1
Years on record: 2020–2025

Compliance record

MSHA citations since 2020

199

citations

significant & substantial

$156,413

proposed penalties

$152,163

paid to date

Source: MSHA violations data, updated weekly.

Top causes

SLIP OR FALL OF PERSON 1 fatality · 2 non-fatal
HANDLING OF MATERIALS 4 non-fatal
MACHINERY 3 non-fatal
OTHER 2 non-fatal
HANDTOOLS (NONPOWERED) 1 non-fatal

Incident timeline

2025

2024

2023

1 (1f)

2022

2021

2020

Operators under this controller

Superior Silica Sands LLC 13

Mines on record

Big Oak Plant TX

Fatalities under this controller

1 recorded

August 5, 2023 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver Fatality · SLIP OR FALL OF PERSON

Superior Silica Sands LLC · Fall from machine

Improper procedure performed, improper PPE, and not following SOP. *A customer truck driver fell from a large container mounted on the trailer of the truck while descending the container. The customer truck driver died from the injuries on August 7, 2023.