Key Takeaway

US Aggregates-Flat Rock Plant is a active surface mine producing Stone, located in Flat Rock, IN, Shelby County, IN. It has 138 violations on record (33 S&S) and $149K in proposed penalties. Operated by US Aggregates Inc.

US Aggregates-Flat Rock Plant

Active Surface Stone

Operator: US Aggregates Inc

Controller: The Heritage Group

Location: Flat Rock, IN, Shelby County, IN

Employees: 10

138
Violations
33
S&S Violations
15
Accidents
$149K
Penalties

Recent Violations

View all 138 →
Date Section S&S Negligence Penalty
01/07/2025 56.12004 Non-S&S ModNegligence $151
01/07/2025 56.15001 Non-S&S ModNegligence $151
11/13/2024 50.30(a) Non-S&S ModNegligence $151
05/09/2024 56.14100(b) Non-S&S HighNegligence $147
05/09/2024 56.12030 Non-S&S LowNegligence $147
05/09/2024 56.14100(c) Non-S&S ModNegligence $147
05/09/2024 56.19028 Non-S&S HighNegligence $147
05/08/2024 Non-S&S $0
05/08/2024 56.12071 S&S HighNegligence $9,510
05/08/2024 56.12071 S&S ModNegligence $1,818
05/08/2024 56.12071 S&S HighNegligence $10,302
05/08/2024 56.18002 S&S HighNegligence $11,447
05/08/2024 46.11(d) S&S HighNegligence $88,354
05/08/2024 56.9306 S&S HighNegligence $10,302
04/18/2024 56.14107(a) Non-S&S ModNegligence $147
04/18/2024 56.20003(c) Non-S&S ModNegligence $147
04/18/2024 56.20003(a) Non-S&S ModNegligence $147
04/17/2024 56.20003(a) Non-S&S ModNegligence $147
04/17/2024 56.14100(c) Non-S&S LowNegligence $147
03/06/2024 56.20003(a) Non-S&S ModNegligence $147

Accidents & Injuries

View all 15 →
Date Classification Injury Days Lost
12/12/2024 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
05/08/2024 ELECTRICAL FATALITY Fatal
08/12/2021 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 2d lost
07/14/2018 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
01/18/2018 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 13d lost, 44d restricted
11/15/2017 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 7d lost, 12d restricted
10/09/2015 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 6d restricted
09/09/2015 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 15d restricted
09/17/2014 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
06/07/2008 INUNDATION ACCIDENT ONLY None

Inspections

View all 79 →
Begin End Hours Inspectors
11/24/2025 11/25/2025 14.25 1
09/25/2025 09/29/2025 13.25 1
06/05/2025 06/06/2025 14.00 1
01/07/2025 01/13/2025 10.00 1
05/30/2024 12/09/2024 22.25 2
05/08/2024 12/09/2024 503.75 6
04/17/2024 04/18/2024 24.00 1
02/29/2024 03/08/2024 24.25 1
06/27/2023 06/28/2023 10.00 1
03/15/2023 03/16/2023 11.75 1

Mine Details

MSHA Mine ID1200016
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees10
Days/Week5.0
Hours/Shift12.0
Coordinates39.3633330, -85.7797220
Nearest TownFlat Rock, IN

Frequently Asked Questions

How many MSHA violations does US Aggregates-Flat Rock Plant have?

US Aggregates-Flat Rock Plant has 138 MSHA violations on record, of which 33 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $149K.

What type of mine is US Aggregates-Flat Rock Plant?

US Aggregates-Flat Rock Plant is a Surface mine producing Stone, located in Flat Rock, IN, Shelby County, IN. It currently has 10 employees.

Has anyone been injured or killed at US Aggregates-Flat Rock Plant?

According to MSHA records, US Aggregates-Flat Rock Plant has 15 reported accident/injury records and 1 fatalities on file.

Who operates US Aggregates-Flat Rock Plant?

US Aggregates-Flat Rock Plant is operated by US Aggregates Inc and controlled by The Heritage Group. MSHA Mine ID: 1200016.