Mining Incidents

PLANT #2 Metal/Non-Metal

Controlled by Mark Schildberg
unknown, Adair County, IA  ·  Active
MSHA Mine ID: 1302091

PLANT #2 has $9K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
30
Years on record
1990–2023
Latest incident
Sep 2023
Compliance record
MSHA citations since 2000
65
citations
11
significant & substantial
$8,557
proposed penalties
$8,557
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
63
inspections on record
927
inspection hours
n/a
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.
Rate withheld: 927 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

PLANT #2 has $9K in proposed MSHA penalties and $0 outstanding across 0 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.
$9K
proposed penalties
$9K
current assessed
$9K
paid to date
$0
outstanding
65 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-04-15.
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 Q4 8,199 0 0 0.0
2025 Q3 10,559 0 0 0.0
2025 Q2 10,600 1 0 94.3
2025 Q1 7,189 0 0 0.0
2024 Q4 7,006 0 0 0.0
2024 Q3 8,599 0 0 0.0
2024 Q2 8,448 0 0 0.0
2024 Q1 6,409 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 7,711 0 0 0.0
2023 Q3 7,962 0 0 0.0
2023 Q2 7,758 0 0 0.0
2023 Q1 6,259 1 0 159.8
2022 Q4 6,063 0 0 0.0
2022 Q3 8,219 0 0 0.0
2022 Q2 8,495 0 0 0.0
2022 Q1 6,849 1 0 146.0
2021 Q4 7,667 0 0 0.0
2021 Q3 8,606 2 0 232.4
2021 Q2 8,518 0 0 0.0
2021 Q1 7,020 2 0 284.9
2020 Q4 8,262 0 0 0.0
2020 Q3 10,009 0 0 0.0
2020 Q2 10,364 0 0 0.0
2020 Q1 7,958 0 0 0.0
2019 Q4 7,821 0 0 0.0
2019 Q3 10,494 0 0 0.0
2019 Q2 10,431 0 0 0.0
2019 Q1 6,186 0 0 0.0
2018 Q4 7,449 0 0 0.0
2018 Q3 8,710 0 0 0.0
2018 Q2 8,203 0 0 0.0
2018 Q1 6,850 3 0 438.0
2017 Q4 7,346 0 0 0.0
2017 Q3 8,159 0 0 0.0
2017 Q2 7,965 2 0 251.1
2017 Q1 7,894 0 0 0.0
2016 Q4 8,364 1 0 119.6
2016 Q3 8,569 0 0 0.0
2016 Q2 8,387 2 0 238.5
2016 Q1 7,324 0 0 0.0
2015 Q4 1,368 0 0 0.0
2015 Q3 8,868 0 0 0.0
2015 Q2 8,889 2 0 225.0
2015 Q1 7,972 2 0 250.9
2014 Q4 9,984 0 0 0.0
2014 Q3 9,756 0 0 0.0
2014 Q2 9,995 0 0 0.0
2014 Q1 7,431 0 0 0.0
2013 Q4 9,545 1 0 104.8
2013 Q3 10,956 0 0 0.0
2013 Q2 9,780 0 0 0.0
2013 Q1 8,209 0 0 0.0
2012 Q4 10,536 1 0 94.9
2012 Q3 13,430 0 0 0.0
2012 Q2 10,389 0 0 0.0
2012 Q1 8,957 3 0 334.9
2011 Q4 8,372 0 0 0.0
2011 Q3 8,897 0 0 0.0
2011 Q2 10,223 0 0 0.0
2011 Q1 6,345 2 0 315.2
2010 Q4 9,462 0 0 0.0
2010 Q3 9,981 0 0 0.0
2010 Q2 8,143 6 1 736.8
2010 Q1 7,170 2 1 278.9
2009 Q4 6,989 2 1 286.2
2009 Q3 9,295 0 0 0.0
2009 Q2 10,597 4 0 377.5
2009 Q1 7,645 3 2 392.4
2008 Q4 8,456 0 0 0.0
2008 Q3 11,293 0 0 0.0
2008 Q2 10,526 0 0 0.0
2008 Q1 8,857 1 0 112.9
2007 Q4 8,469 0 0 0.0
2007 Q3 10,145 4 2 394.3
2007 Q2 10,096 0 0 0.0
2007 Q1 6,441 1 0 155.3
2006 Q4 8,856 0 0 0.0
2006 Q3 11,631 0 0 0.0
2006 Q2 10,014 0 0 0.0
2006 Q1 7,724 3 0 388.4
2005 Q4 9,299 0 0 0.0
2005 Q3 10,452 0 0 0.0
2005 Q2 10,212 0 0 0.0
2005 Q1 7,950 0 0 0.0
2004 Q4 9,630 0 0 0.0
2004 Q3 9,670 0 0 0.0
2004 Q2 10,525 0 0 0.0
2004 Q1 8,511 6 2 705.0
2003 Q4 8,483 0 0 0.0
2003 Q3 8,771 0 0 0.0
2003 Q2 8,962 0 0 0.0
2003 Q1 7,253 3 1 413.6
2002 Q4 8,933 0 0 0.0
2002 Q3 10,606 0 0 0.0
2002 Q2 8,591 0 0 0.0
2002 Q1 8,556 0 0 0.0
2001 Q4 7,735 0 0 0.0
2001 Q3 8,905 0 0 0.0
2001 Q2 8,922 0 0 0.0
2001 Q1 7,827 1 0 127.8
2000 Q4 8,122 0 0 0.0
2000 Q3 11,199 0 0 0.0
2000 Q2 12,175 0 0 0.0
2000 Q1 11,563 2 1 173.0
No fatalities recorded at this mine.

Reportable incidents

30 on file

2023 · 1 incident

2018 · 2 incidents

December 12, 2018 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Schildberg Construction Company Inc · Struck against a moving object

Was sitting in truck while being loaded and struck head on the steering wheel.

2009 · 2 incidents

October 12, 2009 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

Employee was walking up side bank to get to upper level. 980F loader bucket came into contact with employee. No visible life threatening injuries, called 911 per company policy. Employee was taken to hospital where they found a small puncture in lung, broken ribs, and bruising on chest and back.

March 2, 2009 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Schildberg Construction Company Inc · Caught in, under or between a moving and a stationary object

Employee was changing screens on screening plant. When the screen was set into place it landed on left thumb. Employee was wearing gloves. Left thumb was broken and lacerated.

2008 · 1 incident

July 29, 2008 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STEPPING OR KNEELING ON OBJECT
Schildberg Construction Company Inc · Struck against stationary object

EE was walking and stepped on rock and twisted his ankle. Went to DR on 7/30/08 and was told to take the rest of the week off. EE will miss 3 days & is expected to return 8/4/08.

2007 · 1 incident

September 12, 2007 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Schildberg Construction Company Inc · Caught in, under or between a moving and a stationary object

Greasing stacker belt while it was moving. Standing between drive tires and transport tires. Fell and was run over, probably by drive tires. Left foot was crushed, right knee was lacerated.

2003 · 2 incidents

June 17, 2003 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Schildberg Construction Company Inc · Struck by flying object

EE WAS WORKING FROM WALKWAY AROUND BREAKER FEEDER USING A BAR TO DISLODGE ROCKS. A PIECE OF ROCK SHOT OUT OF BREAKER STRIKING EE ABOVE THE LEFT EYE. ROCK SHOT OUT THROUGH THE PROTECTIVE CHAINS . EE WAS WEARING SAFETY GLASSES.

2000 · 1 incident

November 10, 2000 IA · Metal/Non-Metal truck driver SLIP OR FALL OF PERSON
Schildberg Construction Company Inc · Fall onto or against objects

EE WAW WORKING WITH A BAR REMOVING FROZEN MUD FROM BELOW THE OVERHEAD CONVEYOR OF THE CEDAR RAPIDS SCREEN UNIT WHEN THE MUD CAME LOOSE SUDDENLY HE FELL BACK AGAINST FRAME HITTING HIS SIDE & BA CK.

1999 · 4 incidents

September 22, 1999 IA · Metal/Non-Metal drill operator HANDTOOLS (NONPOWERED)
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

EE WAS HOLDING ONTO AN HYDRAULIC HOSE WHILE ANOTHER EE WAS CUTTING IT WITH A POCKET KNIFE. THE KNIFE SLIPPED CUTTING VICTAM BETWEEN THE RIGHT THUM & FOREFINGER Y

April 5, 1999 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

EE OPERATES A SMALL 4UB TRUCK (EUCLID) EE WAS UNLOADING HIS TRUCK& WAS BACKED UNDER THE SMALL BIN. HE STARTED THE CONVEYOR & WAS WATCHING THE TRUCK GET LOADED. THE START-STOP BUTTON IS LOCATED CLOSE TOT HE TONGUE OF THE BIN. EE WAS STANDING IN THIS LOCATION WHENT HE BIN VIBRATED OFF THE SUPPORT THIS CAUSED TONGUE TO SWING AROUND

March 22, 1999 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Schildberg Construction Company Inc · Over-exertion (Not Elsewhere Classified)

EE WAS HAULING RIP RAP(PIT RUN) IN HIS 1991 MACK TRUCK. THE ROCK WAS FAIRLY LARGE AND IS HARD ON TAILGATE. AS EE WAS DUMPING HIS LOAD A LARGE ROCK HIT TAILGATE HINGE BREAKING IT LOOSE. THIS CA USED ON SIDE OF TAILGATE TO DROP DOWN. EE ATTEMPTED TO REOPSITION TAILGATE AND AS HE DID THE WEIGHT OF THE TAILGATE CAUSED INJURY TO HIS SHOULDER(POSSIBLY TORN LIGAMENTS)

March 22, 1999 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDTOOLS (NONPOWERED)
Schildberg Construction Company Inc · Over-exertion (Not Elsewhere Classified)

EE WAS PRYING A ROCK THAT WAS ABOUT TO ENTER THE IMPACT CRUSHER. EE SAW THE ROCK NEEDED TO BE TURNED SO HE POSITIONED THE PRYBAR BETWEEN THE SIDE OF THE IMPACT CRUSHER AND THE ROCK. AS HE PULL ED, THE BAR SLIPPED. THIS CAUSED SOME DISCOMFORTIN HIS SHOULDER AREA. EE WENT TO DR. AND WAS TOLD TO TAKE TWO SAYS OFF.

1997 · 3 incidents

September 24, 1997 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Schildberg Construction Company Inc · (Not Elsewhere Classified)

[SEE ATTACHMENT] CHAGEABLE EVENT PENDING INVESTIGATION - 9/24/97 AM EE WAS RUNNING SCALES & OPERATING HIS LOADER. HE ALSO HELPED MOVE A FUEL TRAILER TO ANOTHER SITE IN THE QUARRY. APPROX 12:20 PM HE WAS EATING HIS LUNCH, HE GASPED A COUPLE OF TIMES STOOD UP CLINCHED HIS CHEST WITH HIS HAND & DROPPED TO THE FLOOR. HELP WAS CALLED, CPR ADMIN, TAKEN TO HOSPITAL, WHERE HE PASSED AWAY.

September 9, 1997 IA · Metal/Non-Metal welder (shop) MACHINERY
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

EE WAS REBUILDING A LIME GRATE THAT SEPARTES FROZEN CHUCKS OF LIME FROM FINE MATERIAL.AS EE WAS GRINDING SMALL PARTICLES WENT UP AROUND HIS SAFETY GLASSES. IT WAS NOTED THAT HE WEAR A CLEA R FACE SHIELD OVER SAFETY GLASSES. TIGHTER FITTING SAFETY GLASSES WILL BE PURCHASED TO STOP ANY AND ALLPARTICLES.

May 6, 1997 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Schildberg Construction Company Inc · Caught in, under or between (Not Elsewhere Classified)

EMP WAS OPERATING A ROCK TRUCK THAT WAS LOADED WITH SCREENED RIP RAP. TRUCK WAS OVER LOADED APPROX 1000LBS HEAVY. EMP WENT BACK TO PILE TO GET RID OF EXCESS. WHEN BACK AT PILE EMP TRIPPED TAIL GATE AND EXCESS ROCK FELL OUT. ALL WAS FINE. EMPWENT BACK TO CHECK TAILGAT AND FOUND IT WAS NOT CLOSED. AS HE CLOSED GATE HAND WAS CAUGHT BETWEEN GAT AND ROCK, BRUISING RT HAND.

1995 · 1 incident

April 21, 1995 IA · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Schildberg Construction Company Inc · Struck by falling object

EMPLOYEE WAS PREPARING THE SCREENING PLANT TO BE REPAIRED. HE WAS UNDERNEATH THE PLANT AND LOOKING UP AS HE WAS WIPING AN AREA OUT, RUST PARTICLES ENTERED INTO HIS RIGHT EYE. EMPLOYEE WAS USIN G GLASSES BUT SHOULD HAVE HAD GOGGLES ON. EMPLOYEE HAS BEEN INFORMED TO USE GOGGLES WHEN WORKING IN THIS TYPE SITUATION AND/OR POSITION. WORKED 21ST, 24TH, OFF 25TH, BACK 26TH.

1994 · 5 incidents

December 27, 1994 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)

EE WAS REPLACING A DRIVE BELT ON A SMALL CONVEYOR BIN. HE HAD SET THE NEW BELT INTO POSITION AND PROCEEDED TO TURN THE HEAD PULLEY USING A PIPE WRENCH AND A CHEATER PIPE. AS EE WAS ROLLING THE HEAD PULLEY, THE CHEATER PIPE SLIPPED CAUSING EE TO LOSE HIS BALANCE AND FALL APPROX. 10' TO THE FROZEN GROUND BELOW. EE SUFFERED BRUISES TO HIS LEFT SHOULDER AND RIBS.

November 30, 1994 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

EE WAS UNHOOKING A CHAIN ON A METAL PLATE THAT WAS BEING USED FOR A CHAIN GUARD ON A KOLMAN BELT. THE METAL PLATE KEPT ROCKS FROM GETTING CAUGHT IN BETWEEN THE DUALS AND DAMAGING THE TIRES. AS HE GOT THE CHAIN LOOSE THE METAL PLATE SLIPPED AND HIT HIM JUST ABOVE THE KNEECAP ON HIS RIGHT LEG. THE METAL PLATE WAS APPROX. 3 FT WIDE AND 6 FT LONG. IT WEIGHED AROUND 150 LBS.

September 16, 1994 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

WAS REPAIRING THE HAMMERS IN THE HAMMERMILL. RAISED HOOD AND CHANGED HAMMERS. WHEN LOWERING HOOD, THE CRANK CAME LOOSE STRIKING EE ON LEFT FOREARM. THOUGHT ARM WAS JUST BRUISED, BUT WHEN EXAMI NED BY DR. FOUND OUT THAT A SMALL BONE WAS FRACTURED.

August 19, 1994 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Schildberg Construction Company Inc · Caught in, under or between a moving and a stationary object

OPERATING A BREAKER WHENA LARGE ROCK STOPPED THE FLOW OF ROCK INTO THE FEEDER. THE ROCK WAS APPROX 2 1/2 FOOT THICK 3' WIDE AND 4' LONG AND WEIGHTED INT HE AREA OF 1500 LBS. INJURED TOO A 6' PRY BAR PROCEEDED TO PRY THE ROCK UP IN THE HOPES OF MOVING HT EROCK TO ANOTHER POSITION. AS HE WAS PRYING TH EROCK UP THE BAR SLIPPED OUT CAUSING HIS RIGHT FOOT TO MOVE FORWARD AGAINST A 4"

February 22, 1994 IA · Metal/Non-Metal welder (shop) HANDTOOLS (NONPOWERED)
Schildberg Construction Company Inc · Caught in, under or between a moving and a stationary object

EMPLOYEE WAS REPAIRING FLOOR OF A LOADER BUCKET.A NEW SECTION OF STEEL FLOOR WAS BEING PRESSED DOWN WHITH A 10 TO PORTA-POWER. A CHAIN WAS SECURELY ATTACHED TO THE SIDES OF THE LOADER BUCKET. PORTA-POWER WAS POSITIONED BETWEEN THE CHAIN & SHEET OF METAL. INJURED PLACE HIS LEFT HAND ON TOP OF THE CHAIN ABOVE THE PORTA-POWER, WHICH SLIPPED. [SEE ATTACHED FOR REST OF NARRATIVE]

1991 · 5 incidents

December 9, 1991 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Schildberg Construction Company Inc · Struck against a moving object

THE INJURED PERSON WAS REMOVING SHOT ROCK OFF OF SHALE LOADING TRUCKS WITH AN ENDLOADER. THE JARRING AND TWISTING OF THE LOADER CAUSED STRESS TO HIS BACK.

July 24, 1991 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Schildberg Construction Company Inc · Caught in, under or between a moving and a stationary object

THE INJURED PERSON WAS UP ON THE SCREENING PLANT TO SHUT DOWN AND CHANGE SCREENS. HE CAME DOWN OFF THE PLANT AND WALKED OUT FROM BEHIND THE LIME BIN INTO THE PATH OF A STOCK-PILE TRUCK RETURNI NG FROM DUMPING HIS LOAD. THE TRUCK WAS ESTIMATED AT GOING AT A SLOW RATE OF SPEED, LESS THAN 5 M.P.H. THE TRUCK STRUCK HIM WITH THE LEFT FRONT BUMPER, KNOCKING HIM DOWN, THEN THE LEFT FRONT

July 11, 1991 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Schildberg Construction Company Inc · Struck by falling object

INJ PERSON WAS CLEANING UP JUNK MATERIAL OUTSIDE SHOP. KINGBALL OFF DIRT MOVING SCRAPER WAS LAYING ON BENCH TO BE THROWN AWAY IT FELL OFF BENCH HITTING HIM IN RIGHT KNEE.

March 12, 1991 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Schildberg Construction Company Inc · Struck by... (Not Elsewhere Classified)

THE INJURED PERSON WAS FUELING AN END LOADER WHEN THE WIND BLEW THE DOOR OF THE LOADER OPEN HITTING HIM IN THE HEAD.

1990 · 2 incidents

April 24, 1990 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON

INJURED PERSON WAS HELPING TO REMOVE A GUARD OFF THE DRIVE BELTS ON IMPACTOR WHEN HE SLIPPED & FELL APPROX 4FT TO THE GROUND IT WAS VERY WINDY THAT DAY & THE WIND CONTRIBUTED TO HIS LOSING HIS BALANCE

January 11, 1990 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Schildberg Construction Company Inc · Over-exertion in lifting objects

HE WAS LIFTING A ROLLER GUN OUT OF THE BACK OF A PICK-UP TO GREASE THE ROLLERS ON A DOZER. THE LIFTING OF THE GUN CAUSED A HERNIATED DISC IN HIS BACK.

For insurers, brokers, and safety consultants

The full compliance file on PLANT #2

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.