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CUCAMONGA CREEK MINE

34�08'49.5"N 117�38'21.6"W. Use HWY 210 exit Campus Ave. North on Campus Ave and turn right on E 24th St. Enter through County Gate at the end of 24th St. South on Cucamonga Creek Trail. Office trailer south of the dam., San Bernardino County, CA
MSHA ID0405929
TYPESurface
MATERIALSand, Industrial NEC
EMPLOYEES4

MATERIALS PRODUCED

Sand, Industrial NEC

COMPANY INFORMATION

Operator

MRC Rock & Sand LLC

Parent Company

Roko Grbic; Mile Grbic

Company Type

Other

DIRECTIONS

20

CONTACT

Contact information not available for unclaimed listings.

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34.146944, -117.639722

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026