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ROCK HILL QUARRY

I-77 SE of Rock Hill. Porter Road exit, right onto Porter road, left into quarry., York County, SC
MSHA ID3800026
TYPESurface
MATERIALCrushed, Broken Granite
EMPLOYEES14

MATERIALS PRODUCED

Crushed, Broken Granite

COMPANY INFORMATION

Operator

Martin Marietta Materials, Inc.

Parent Company

Martin Marietta Materials Inc

Company Type

Corporation

DIRECTIONS

75

CONTACT

Contact information not available for unclaimed listings.

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34.894444, -80.999167

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026