Employee was on the ground spotting a dump truck to prepare for dumping a load of fill dirt in excavation area. Employee's back was to the dozer that came up an incline and fatally struck employee from behind.
USS Holdings Inc controller
MSHA controller ID: M11007
Watch this controller
Email me when a new MSHA incident is filed at any mine USS Holdings Inc controls.
- Fatalities
- 2
- Total incidents
- 652
- Mines on record
- 43
- Years on record
- 2000–2026
Compliance record
MSHA citations since 2000
3,679
citations
554
significant & substantial
$1,205,194
proposed penalties
$1,006,436
paid to date
Source: MSHA violations data, updated weekly.
Top causes
- SLIP OR FALL OF PERSON 1 fatality · 165 non-fatal
- MACHINERY 1 fatality · 59 non-fatal
- HANDLING OF MATERIALS 203 non-fatal
- HANDTOOLS (NONPOWERED) 92 non-fatal
- POWERED HAULAGE 38 non-fatal
- OTHER 33 non-fatal
Incident timeline
2026
7
2025
14
2024
19
2023
17
2022
20
2021
19
2020
21
2019
32 (1f)
2018
37
2017
27
2016
22
2015
22
2014
30 (1f)
2013
21
2012
25
2011
23
2010
24
2009
13
2008
32
2007
28
2006
16
2005
21
2004
19
2003
30
2002
28
2001
41
2000
44
Operators under this controller
Mines on record
- EP Engineered Clays Corporation MS
- Lamesa Plant TX
- Colado Plant NV
- Celatom Mine OR
- Pacific Plant MO
- Mauricetown Plant NJ
- Mapleton Depot Plant PA
- Crane County Plant TX
- Berkeley Plant WV
- Celatom Plant OR
- Ottawa Plant IL
- Colado Mine NV
- Mill Creek Plant #39 OK
- Sparta, WI Plant WI
- Clark Operations NV
- Mill Creek Plant #37 OK
- Montpelier Plant VA
- Middleton Operations TN
- Cheto Mine AZ
- Fernley Operations NV
- Fowlkes Mine MS
- Hurtsboro Plant AL
- Festus, MO MO
- COLUMBIA PLANT SC
- Rockwood Plant MI
- Millen Plant GA
- Tyler Plant TX
- Seagraves, TX TX
- Dubberly Plant LA
- Jackson Plant TN
- US Silica-Voca Plant TX
- Utica Silica IL
- Kosse Plant TX
- Port Elizabeth Plant NJ
- Millville Plant NJ
- Penns Park Quarry PA
- Latrobe Plant PA
- SPRINGFIELD PIKE MINE & PLANT PA
- Rich Hill Quarry PA
- Berlin Plant NJ
- JIM MOUNTAIN QUARRY PA
- Springfield Pike Surface Quarry PA
- Ottsville Quarry PA
Fatalities under this controller
2 recorded
U.S. Silica Company, LLC
· Caught in, under or between a moving and a stationary object
U. S. Silica Company
· Fall from ladders
An employee on the ground level retrieved the tool and climbed 1 to 2 rungs of the ladder to hand the tool to the employee above. The employee appeared to lose consciousness and fell. The witnesses indicated that it appeared the victim was breathing. At 12:01pm, US Silica was informed that the victim had a heart attack and while at the hospital the employee died.