Mine Profile
Holcim - MAR, Inc. Rockville Quarry
Rockville, Maryland
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
- 1800029
- Operator
- Holcim - MAR, Inc.
- Controller
- Holcim Ltd
- Business Name
- Holcim - MAR, Inc.
- Status
- Active
- Mine Type
- Surface
- Primary SIC
- Crushed, Broken Granite
- Address
- 13900 Piney Meetinghouse Road
- City
- Rockville
- State
- Maryland
- Zip Code
- 20850
- Contact Title
- Plant Manager
Mine Classification
Type code Surface designates the site as a surface operation. Primary SIC Crushed, Broken Granite can be used to benchmark production and safety trends against similar mines in Mining Sentry.