Mining Incidents

Oak Hall Quarry Metal/Non-Metal

Controlled by Heidelberg Materials AG
Boalsburg, Centre County, PA  ·  Active
MSHA Mine ID: 3600191

Oak Hall Quarry has $28K in proposed MSHA penalties and $453 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
13
Years on record
1985–2025
Latest incident
Jun 2025
Compliance record
MSHA citations since 2000
97
citations
19
significant & substantial
$28,059
proposed penalties
$27,606
paid to date
98% of proposed penalties paid to date, a $453 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
71
inspections on record
1,289
inspection hours
7.5
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
97 citations across 1,289 inspection hours.
Source: MSHA inspections data, updated weekly.

Oak Hall Quarry has $28K in proposed MSHA penalties and $453 outstanding across 1 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$28K
proposed penalties
$28K
current assessed
$28K
paid to date
$453
outstanding
92 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2026-05-20.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q3 7,326 0 0 0.0
2025 Q2 7,364 4 1 543.2
2025 Q1 9,020 1 0 110.9
2024 Q4 9,218 0 0 0.0
2024 Q3 8,325 0 0 0.0
2024 Q2 8,434 4 1 474.3
2024 Q1 3,500 2 0 571.4
2023 Q4 3,320 0 0 0.0
Show 95 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q3 5,532 0 0 0.0
2023 Q2 5,430 0 0 0.0
2023 Q1 5,174 0 0 0.0
2022 Q4 4,730 0 0 0.0
2022 Q3 6,336 4 0 631.3
2022 Q2 3,408 0 0 0.0
2022 Q1 2,600 0 0 0.0
2021 Q4 6,102 0 0 0.0
2021 Q3 8,186 0 0 0.0
2021 Q2 7,280 1 0 137.4
2021 Q1 3,751 0 0 0.0
2020 Q4 5,787 0 0 0.0
2020 Q3 7,302 0 0 0.0
2020 Q2 5,557 4 0 719.8
2020 Q1 4,413 0 0 0.0
2019 Q4 7,999 14 2 1750.2
2019 Q3 9,389 0 0 0.0
2019 Q2 9,550 7 1 733.0
2019 Q1 4,590 0 0 0.0
2018 Q4 4,921 0 0 0.0
2018 Q3 7,485 4 0 534.4
2018 Q2 7,012 5 1 713.1
2018 Q1 4,158 3 1 721.5
2017 Q4 4,375 0 0 0.0
2017 Q3 7,620 0 0 0.0
2017 Q2 7,900 2 0 253.2
2017 Q1 5,211 0 0 0.0
2016 Q4 7,480 0 0 0.0
2016 Q3 8,443 0 0 0.0
2016 Q2 7,542 1 0 132.6
2016 Q1 4,175 0 0 0.0
2015 Q4 8,086 0 0 0.0
2015 Q3 8,376 0 0 0.0
2015 Q2 7,964 4 3 502.3
2015 Q1 4,053 0 0 0.0
2014 Q4 6,382 0 0 0.0
2014 Q3 8,420 0 0 0.0
2014 Q2 7,621 2 0 262.4
2014 Q1 4,168 3 2 719.8
2013 Q4 6,494 0 0 0.0
2013 Q3 7,401 0 0 0.0
2013 Q2 7,881 2 1 253.8
2013 Q1 4,401 0 0 0.0
2012 Q4 5,308 0 0 0.0
2012 Q3 7,148 0 0 0.0
2012 Q2 7,600 0 0 0.0
2012 Q1 3,900 2 0 512.8
2011 Q4 9,003 0 0 0.0
2011 Q3 9,754 0 0 0.0
2011 Q2 7,979 0 0 0.0
2011 Q1 5,147 0 0 0.0
2010 Q4 5,349 0 0 0.0
2010 Q3 5,535 0 0 0.0
2010 Q2 6,381 2 0 313.4
2010 Q1 3,591 1 0 278.5
2009 Q4 3,819 0 0 0.0
2009 Q3 5,861 2 1 341.2
2009 Q2 7,671 1 0 130.4
2009 Q1 2,658 0 0 0.0
2008 Q4 5,066 0 0 0.0
2008 Q3 8,685 0 0 0.0
2008 Q2 7,568 0 0 0.0
2008 Q1 3,922 0 0 0.0
2007 Q4 5,893 0 0 0.0
2007 Q3 4,743 3 1 632.5
2007 Q2 8,747 0 0 0.0
2007 Q1 5,191 0 0 0.0
2006 Q4 5,789 0 0 0.0
2006 Q3 8,648 0 0 0.0
2006 Q2 10,242 4 2 390.5
2006 Q1 7,695 2 0 259.9
2005 Q4 6,464 0 0 0.0
2005 Q3 10,096 1 0 99.0
2005 Q2 10,133 0 0 0.0
2005 Q1 8,132 0 0 0.0
2004 Q4 7,372 0 0 0.0
2004 Q3 11,216 0 0 0.0
2004 Q2 10,414 0 0 0.0
2004 Q1 6,184 0 0 0.0
2003 Q4 9,327 0 0 0.0
2003 Q3 12,463 2 1 160.5
2003 Q2 10,915 0 0 0.0
2003 Q1 6,196 0 0 0.0
2002 Q4 8,214 3 1 365.2
2002 Q3 11,410 0 0 0.0
2002 Q2 11,241 0 0 0.0
2002 Q1 6,407 0 0 0.0
2001 Q4 9,863 0 0 0.0
2001 Q3 11,414 0 0 0.0
2001 Q2 12,016 0 0 0.0
2001 Q1 8,342 2 0 239.8
2000 Q4 8,382 0 0 0.0
2000 Q3 12,154 2 0 164.6
2000 Q2 12,212 0 0 0.0
2000 Q1 7,308 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

13 on file

2025 · 1 incident

June 19, 2025 PA · Metal/Non-Metal drill helper HANDLING OF MATERIALS
Heidelberg Materials Northeast LLC · Struck by falling object

Miner was changing a drill bit. While spinning the drill bit, it slipped from the miners hand and smashed their left middle finger at around 10:15 am. Miner let manger know at around 10:37 am and requested medical evaluation. As a result of their medical evaluation miner was diagnosed with a broken left middle finger.

2015 · 1 incident

October 21, 2015 PA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Heidelberg Materials Northeast LLC · Over-exertion in wielding or throwing objects

The injured worker was removing a failed pillow block bearing from a shaft. He struck the bearing housing with a hammer in an attempt to break the housing for easier removal. A small shard of metal struck him in the lower right part of his cheek and became imbedded. The IW went to the ER where a physician removed the object. The IW returned to full duty work.

2009 · 1 incident

June 11, 2009 PA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver STRIKING OR BUMPING
Heidelberg Materials Northeast LLC · Struck against stationary object

Employee was walking around the screen when he bumped his elbow on a piece of angle iron bruising it.

2000 · 1 incident

July 7, 2000 PA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Heidelberg Materials Northeast LLC · Over-exertion (Not Elsewhere Classified)

EE WAS TORQUEING BOLTS TO 475 FT. LBS. ON WAS SCREEN WITH A TORQUE WRENCH WHEN IT SLIPPED A GEAR CAUSING EE TO INJURE HIS SHOULDER.

1991 · 2 incidents

May 31, 1991 PA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver STEPPING OR KNEELING ON OBJECT
Heidelberg Materials Northeast LLC · Struck against stationary object

EMPLOYEE WENT TO STORAGE BARN TO GET MATERIALS AND SUPPLIES. THE EMPLOYEE STEPPED ON A NAIL WHICH STUCK IN HIS RIGHT FOOT.

March 25, 1991 PA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Heidelberg Materials Northeast LLC · Over-exertion in lifting objects

CLAIMANT WAS ATTEMPTING TO LIFT FINAL DRIVE CARRIER FROM REAR OF TRUCK INTO PLACE ON A 35 TON TRUCK EMPLOYEES BACK TIGHTENED UP EMPLLYEE SUFERED A LOWER BACK STRAIN

1990 · 1 incident

June 14, 1990 PA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator MACHINERY
Heidelberg Materials Northeast LLC · Caught in, under or between (Not Elsewhere Classified)

MOVING A PIECE OF STEEL LOADER CRANE DOWN ON LEFT FOOT 3 BROKEN TOES.

1989 · 1 incident

August 25, 1989 PA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Heidelberg Materials Northeast LLC · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS USING A KNIFE TO CUT CHANNEL RUBBER FOR A SCREEN. THE KNIFE SLIPPED CUTTING HIS LEFT THUMB AT THE FIRST JOINT.

1988 · 3 incidents

June 24, 1988 PA · Metal/Non-Metal mine manager, mine foreman, mine owner OTHER
Herbert R Imbt Inc · (Not Elsewhere Classified)

EMPL BECAME ILL WHILE SHOWERING TO GO HOME AT END OF HIS SHIFT.

March 22, 1988 PA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Herbert R Imbt Inc · Over-exertion in pulling or pushing objects

EMP. WAS UNLOADING SCRAP METAL, POSTS, ETC. FROM PICKUP TRUCK BY HAND. WHILE PULLING SCRAP METAL POST OFF THE TRUCK BED, HE TWISTED HIS BACK.

February 22, 1988 PA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Herbert R Imbt Inc · Struck against a moving object

WHILE OPERA TING A D-6 CAT DOZER T HE EMPLOYEES BACK WAS JERKED IN THE SEAT WHEN THE MACHINE WENT INT O GEAR INSTEAD OF NEUTRAL

1986 · 1 incident

March 6, 1986 PA · Metal/Non-Metal electrician, lineman ELECTRICAL
Herbert R Imbt Inc · Flash burns (electric)

AN INDEPENDENT 7ONTRACTOR (ELECTRICIAN) WORKING IN SHOP THREW SWITCH FOR AIR COMPRESSOR/WELDER. THE SWITCH FAILED AND THE BOX BLEW, BURNING FACE AND HANDS OF ELECTRICIAN.

1985 · 1 incident

November 7, 1985 PA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Herbert R Imbt Inc · Fall to lower level, (Not Elsewhere Classified)

CLEANING OUT AG1REGATES DUST & DEBRIS FROM AGGREGATES BINS EMPLOYEE WAS USING A SHOVEL EMPLOYEE FELL 6-8FEET WHILE HE WAS IN THE PROCESS OF CLEANING THE BINS

For insurers, brokers, and safety consultants

The full compliance file on Oak Hall Quarry

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.