Mining Incidents

Keystone Blue Quarry Metal/Non-Metal

Controlled by Polycor Inc
Carlton, Oglethorpe County, GA  ·  Active
MSHA Mine ID: 0900042

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Fatalities
0
Total incidents
4
Years on record
2003–2025
Latest incident
Sep 2025
Compliance record
MSHA citations since 2001
117
citations
42
significant & substantial
$23,015
proposed penalties
$22,499
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 4,512 0 0 0.0
2025 Q3 5,879 0 0 0.0
2025 Q1 3,755 0 0 0.0
2024 Q2 4,670 0 0 0.0
2024 Q1 1,982 0 0 0.0
2023 Q4 2,561 0 0 0.0
2023 Q3 3,038 0 0 0.0
2022 Q3 4,047 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

2025 · 2 incidents

September 23, 2025 GA · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
Polycor Georgia Granite Quarries Inc. · Over-exertion (Not Elsewhere Classified)

Employee was breaking a sideline this process involves striking the wedges swinging the hammer with a side-to-side motion. While doing this the employee missed the wedge and struck the wall causing the hammer to deflect and rotated the employee rapidly causing a strain to the lower lumbar.

February 17, 2025 GA · Metal/Non-Metal drill operator HANDTOOLS (NONPOWERED)
Polycor Georgia Granite Quarries Inc. · Caught in, under or between a moving and a stationary object

Miner was adding a section of drill steel using a wrench to tighten the connection. The miner's left thumb was caught between the drill boom and the wrench causing a small avulsion to the left thumb.

2004 · 1 incident

March 8, 2004 GA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Keystone Granite Company · Over-exertion (Not Elsewhere Classified)

EE came to work on 3/10/04 complaining with pain in his right knee. He told supervisor he twisted his knee on Monday 3/08/04. There were no witnesses & EE had not mentioned any problems prior to this date.

2003 · 1 incident

June 13, 2003 GA · Metal/Non-Metal truck driver HANDLING OF MATERIALS
Keystone Granite Company · Struck by falling object

EMPLOYEE BACKED TRUCK UNDER PAN. HE GOT OUT OF THE TRUCK TO PLACE PAN ONTO TRUCK. THE PAN BUMPED THE BACK OF THE TRUCK AND A STONE FELL FROM THE PAN ONTO HIS LEFT LEG.