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FORT CALHOUN UNDERGROUND MINE

5765 COUNT RD P30 FORT CALHOUN NE 68023, Washington County, NE
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MSHA ID2501300
TYPEUnderground
MATERIALCrushed, Broken Limestone NEC
EMPLOYEES102

ABOUT

Fort Calhoun Underground Mine, operated by Martin Marietta Materials Inc., is located in Fort Calhoun, Washington County, Nebraska. This underground quarry produces crushed, broken limestone NEC, serving the regional construction and infrastructure markets with high-quality aggregate materials.

MATERIALS PRODUCED

Crushed, Broken Limestone NEC

COMPANY INFORMATION

Operator

Martin Marietta Materials Inc.

Parent Company

Martin Marietta Materials Inc

Company Type

Corporation

DIRECTIONS

187

CONTACT

Contact information not available for unclaimed listings.

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41.473889, -96.012500

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026

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