Mining Incidents

Spread 1 Metal/Non-Metal

Controlled by Helm Group Inc
Freeport, Stephenson County, IL  ·  Intermittent
MSHA Mine ID: 1101575

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Fatalities
0
Total incidents
4
Years on record
2001–2019
Latest incident
Jun 2019
Compliance record
MSHA citations since 2001
56
citations
10
significant & substantial
$6,175
proposed penalties
$6,103
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 1,255 1 0 796.8
2025 Q3 2,185 0 0 0.0
2025 Q2 2,965 0 0 0.0
2025 Q1 566 1 0 1766.8
2024 Q4 1,355 0 0 0.0
2024 Q3 2,620 0 0 0.0
2024 Q2 2,058 0 0 0.0
2024 Q1 1,369 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

4 on file

2019 · 1 incident

June 11, 2019 IL · Metal/Non-Metal miner, prospector, nec MACHINERY
Conmat Inc., dba Helm Materials · Struck by powered moving object

Employee failed to make sure that their foot was clear of an Impactor Bar when they pulled out the lock out safety device. The Bar rotated and struck their Steel Toed boot causing 2 hairline cracks to the foot bones and 1 to the Tibia bone. EE was treated and released from FHN Hospital, but further examination of the foot is going to require mechanical immobilization.

2008 · 1 incident

May 29, 2008 IL · Metal/Non-Metal outside foreman, leadman NONPOWERED HAULAGE
Conmat Inc., dba Helm Materials · Caught in, under or between a moving and a stationary object

Employee pulled the pins from a removeable transport dolly tongue. The dolly tongue fell to the ground onto the employee's right foot steel toed boot. The impact caused the right side front part of the steel toe to push down through the sole of the boot resulting in a fracture of the right foot big toe.

2002 · 1 incident

November 25, 2002 IL · Metal/Non-Metal mine manager, mine foreman, mine owner EXPLODING VESSELS UNDER PRESSURE
Conmat Inc., dba Helm Materials · Struck by flying object

WARMING UP AN AIR STARTER ON AN ENGINE OF A POWER UNIT, NOTICED ETHER CAN ON TOP OF IT, SO REACHED TO TOSS IT OUT OF THE WAY. CAN RUPTURED & CUT FINGER.

2001 · 1 incident

March 19, 2001 IL · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Conmat Inc., dba Helm Materials · Fall to the walkway or working surface

EE WAS WALKING ACROSS QUARRY WHEN HE STEPPED ON SOME ICE, SLIPPED AND BROKE HIS ANKLE.