Mine Profile
Liberty Ranch
San Antonio, Texas
Learn more about the operator, controlling company, and MSHA profile for this site. Mining Sentry keeps this information fresh so that safety leaders can plan visits, benchmark production, and validate compliance.
- MSHA ID
- 4105268
- Operator
- Martin Marietta Materials Southwest, Inc.
- Controller
- Martin Marietta Materials Inc
- Business Name
- Martin Marietta Materials Southwest, Inc.
- Status
- Active
- Mine Type
- Surface
- Primary SIC
- Sand, Common
- Address
- 4949 N. Loop 1604 W., Suite 135
- City
- San Antonio
- State
- Texas
- Zip Code
- 78260
- Contact Title
- Sr. Safety Manager
Mine Classification
Type code Surface designates the site as a surface operation. Primary SIC Sand, Common can be used to benchmark production and safety trends against similar mines in Mining Sentry.