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ROCK BOTTOM INC.

Take I-69, north to exit 140, go east to cty road 100E. Stay on CR 100E until you come to Johnson Lake Rd. Go right. Mine on left., Steuben County, IN
MSHA ID1202345
TYPESurface
MATERIALConstruction Sand and Gravel
EMPLOYEES4

MATERIALS PRODUCED

Construction Sand and Gravel

COMPANY INFORMATION

Operator

Rock Bottom Gravel Products Inc.

Parent Company

Philip J Mayer

Company Type

Corporation

DIRECTIONS

275

CONTACT

Contact information not available for unclaimed listings.

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41.581389, -84.943611

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026