Key Takeaway

American Stone Quarry is a active surface mine producing Stone, located in Chapel Hill, Orange County, NC. It has 85 violations on record (17 S&S) and $12K in proposed penalties. Operated by Martin Marietta Materials Inc.

American Stone Quarry

Active Surface Stone

Operator: Martin Marietta Materials Inc

Controller: Martin Marietta Materials Inc

Location: Chapel Hill, Orange County, NC

Employees: 8

85
Violations
17
S&S Violations
2
Accidents
$12K
Penalties

Recent Violations

View all 85 →
Date Section S&S Negligence Penalty
07/14/2025 56.12004 Non-S&S ModNegligence $165
02/09/2022 56.14132(a) Non-S&S ModNegligence $133
02/09/2022 56.14100(a) Non-S&S ModNegligence $133
10/07/2020 56.14100(c) S&S ModNegligence $351
07/07/2020 56.16005 Non-S&S ModNegligence $157
04/10/2019 56.4402 Non-S&S ModNegligence $121
04/10/2019 56.4201(a)(2) Non-S&S ModNegligence $121
01/10/2019 56.9300(a) S&S ModNegligence $132
01/10/2019 46.8(a)(2) S&S ModNegligence $326
01/10/2019 57.14112(a)(1) Non-S&S ModNegligence $121
06/08/2017 56.12032 Non-S&S ModNegligence $135
11/03/2015 56.4200(b)(1) Non-S&S ModNegligence $100
11/03/2015 56.4200(b)(1) Non-S&S ModNegligence $100
11/03/2015 47.41(a) Non-S&S ModNegligence $100
10/23/2014 56.14107(a) Non-S&S ModNegligence $100
05/28/2014 56.20003(c) Non-S&S ModNegligence $100
05/28/2014 56.12004 Non-S&S ModNegligence $117
02/10/2014 47.44(b) Non-S&S ModNegligence $100
05/02/2013 47.41(a)(1) Non-S&S LowNegligence $100
05/01/2013 56.14100(c) Non-S&S ModNegligence $100

Accidents & Injuries

View all 2 →
Date Classification Injury Days Lost
07/19/2016 OTHER INJURIES DUE TO NATURAL CAUSES None
04/06/2004 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 300d lost

Inspections

View all 82 →
Begin End Hours Inspectors
02/23/2026 02/23/2026 7.00 1
07/14/2025 07/14/2025 11.25 1
11/19/2024 11/19/2024 6.75 1
08/21/2024 08/21/2024 15.50 1
05/22/2024 05/22/2024 2.00 1
04/17/2024 04/17/2024 9.25 1
11/27/2023 11/27/2023 7.75 1
09/25/2023 09/26/2023 12.75 1
04/26/2023 04/26/2023 9.75 1
10/05/2022 10/05/2022 11.75 1

Mine Details

MSHA Mine ID3100189
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Granite
Employees8
Days/Week5.0
Hours/Shift10.0
Coordinates35.9322220, -79.1505560
Nearest TownChapel Hill

Frequently Asked Questions

How many MSHA violations does American Stone Quarry have?

American Stone Quarry has 85 MSHA violations on record, of which 17 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $12K.

What type of mine is American Stone Quarry?

American Stone Quarry is a Surface mine producing Stone, located in Chapel Hill, Orange County, NC. It currently has 8 employees.

Has anyone been injured or killed at American Stone Quarry?

According to MSHA records, American Stone Quarry has 2 reported accident/injury records and 0 fatalities on file.

Who operates American Stone Quarry?

American Stone Quarry is operated by Martin Marietta Materials Inc and controlled by Martin Marietta Materials Inc. MSHA Mine ID: 3100189.