Amrize Conco Western Stone
Active
Underground
Stone
Operator: Amrize Mid-America Inc.
Controller: Amrize Ltd
Location: North Aurora, Kane County, IL
Employees: 25
548
Violations
103
S&S Violations
11
Accidents
$204K
Penalties
Recent Violations
View all 548 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/21/2026 | 57.12004 | Non-S&S | ModNegligence | $0 |
| 11/24/2025 | 57.14130(i) | S&S | ModNegligence | $0 |
| 11/24/2025 | 57.4200(b)(2) | Non-S&S | LowNegligence | $0 |
| 11/24/2025 | 57.14112(b) | Non-S&S | ModNegligence | $151 |
| 11/18/2025 | 57.11051(b) | Non-S&S | ModNegligence | $0 |
| 11/18/2025 | 57.4101 | Non-S&S | ModNegligence | $151 |
| 11/18/2025 | 57.11058 | Non-S&S | ModNegligence | $0 |
| 07/09/2025 | 57.3200 | S&S | ModNegligence | $1,126 |
| 07/09/2025 | 57.3200 | S&S | ModNegligence | $1,126 |
| 07/09/2025 | 57.15031(a) | Non-S&S | LowNegligence | $151 |
| 07/09/2025 | 57.3200 | S&S | ModNegligence | $1,126 |
| 07/08/2025 | 57.12032 | Non-S&S | ModNegligence | $151 |
| 07/08/2025 | 57.12018 | Non-S&S | LowNegligence | $151 |
| 07/08/2025 | 57.14107(a) | Non-S&S | ModNegligence | $151 |
| 07/08/2025 | 57.12004 | Non-S&S | ModNegligence | $151 |
| 05/19/2025 | 47.44(b) | Non-S&S | ModNegligence | $151 |
| 05/07/2025 | 57.12004 | Non-S&S | ModNegligence | $151 |
| 05/07/2025 | 57.12025 | Non-S&S | ModNegligence | $151 |
| 05/07/2025 | 57.20003(a) | Non-S&S | ModNegligence | $151 |
| 05/06/2025 | 57.3200 | S&S | ModNegligence | $1,679 |
Accidents & Injuries
View all 11 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 12/14/2022 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 17d restricted |
| 10/24/2022 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 68d lost |
| 08/26/2022 | FALL OF ROOF OR BACK | ACCIDENT ONLY | None |
| 10/20/2017 | POWERED HAULAGE | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 02/05/2015 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 2d restricted |
| 04/14/2014 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 180d lost |
| 09/08/2010 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 12d restricted |
| 08/12/2010 | STEPPING OR KNEELING ON OBJECT | DAYS RESTRICTED ACTIVITY ONLY | 40d restricted |
| 03/16/2002 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 3d lost |
| 02/13/2001 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 19d lost |
Inspections
View all 174 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/20/2026 | 01/27/2026 | 41.50 | 1 |
| 11/17/2025 | 11/25/2025 | 56.75 | 1 |
| 07/07/2025 | 07/15/2025 | 52.00 | 1 |
| 05/05/2025 | 05/19/2025 | 48.25 | 1 |
| 05/05/2025 | 05/05/2025 | 1.00 | 1 |
| 02/10/2025 | 02/20/2025 | 43.00 | 1 |
| 12/19/2024 | 12/19/2024 | 2.75 | 1 |
| 12/11/2024 | 12/11/2024 | 0.50 | 1 |
| 12/02/2024 | 12/11/2024 | 66.25 | 1 |
| 11/26/2024 | 11/26/2024 | 9.00 | 1 |
Mine Details
MSHA Mine ID1102931
Mine TypeUnderground
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees25
Days/Week5.0
Hours/Shift12.0
Coordinates41.8019440, -88.3194440
Nearest TownNorth Aurora
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Frequently Asked Questions
How many MSHA violations does Amrize Conco Western Stone have?
Amrize Conco Western Stone has 548 MSHA violations on record, of which 103 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $204K.
What type of mine is Amrize Conco Western Stone?
Amrize Conco Western Stone is a Underground mine producing Stone, located in North Aurora, Kane County, IL. It currently has 25 employees.
Has anyone been injured or killed at Amrize Conco Western Stone?
According to MSHA records, Amrize Conco Western Stone has 11 reported accident/injury records and 0 fatalities on file.
Who operates Amrize Conco Western Stone?
Amrize Conco Western Stone is operated by Amrize Mid-America Inc. and controlled by Amrize Ltd. MSHA Mine ID: 1102931.