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Greenback Quarry Metal/Non-Metal

Martin Marietta Southeast Agg Operations, LLC · Surface

Controlled by Martin Marietta Materials Inc

Greenback, Loudon County, TN · Active

MSHA Mine ID: 4002488

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Fatalities: 0
Total incidents: 4
Years on record: 2004–2021
Latest incident: Mar 2021

Compliance record

MSHA citations since 2000

132

citations

significant & substantial

$16,593

proposed penalties

$16,469

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	Per 1M hrs
2025 Q4	8,283	0	0.0
2025 Q3	6,668	0	0.0
2025 Q2	8,775	0	0.0
2025 Q1	6,192	0	0.0
2024 Q4	8,165	0	0.0
2024 Q3	6,512	0	0.0
2024 Q2	5,156	0	0.0
2024 Q1	9,233	2	216.6

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

2021 · 1 incident

March 12, 2021 TN · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS

Blue Water Industries · Over-exertion in pulling or pushing objects

EE and 2 other employees were in the bone yard cutting a section of belt for splice. End of belt was buried and as the 3 employees pulled the belt, the EE felt a strain in stomach. EE did not seek medical treatment until 3/15/21. EE was diagnosed with a hernia. Injury is being reported within 10 days of EE seeking medical treatment and being diagnosed with hernia.

2017 · 1 incident

February 6, 2017 TN · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS

Aggregates USA LLC · Struck by falling object

Employee was replacing a ballast on a light pole; and as EE was holding the ballast EE reached down to get a battery drill. Ballast slipped out of left hand and struck right hand cutting right hand requiring sutures.

2005 · 1 incident

July 18, 2005 TN · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE

Greenback Crushed Stone Inc · Struck against a moving object

Employee was loading 60' Stick Boom onto a trailer when the front right wheel went off the trailer and caused the machine to turn over on its side.

2004 · 1 incident

June 30, 2004 TN · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS

Greenback Crushed Stone Inc · Over-exertion in pulling or pushing objects

STRESS/PHYSICAL FATIGUE THAT CAUSED A SHARP PAIN IN NECK RESULTING IN A NECK STRAIN.