Mine Profile
Portable Unit #1
Janesville, Wisconsin
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
- 4701111
- Operator
- Bjoin Limestone Inc
- Controller
- Kristopher P Bjoin; Shaun M Bjoin; Jonathan M Bjoin
- Business Name
- Bjoin Limestone Inc
- Status
- Active
- Mine Type
- Surface
- Primary SIC
- Crushed, Broken Limestone NEC
- Address
- 7308 W. State Rd. 11
- City
- Janesville
- State
- Wisconsin
- Zip Code
- 53548
- Contact Title
- President
Mine Classification
Type code Surface designates the site as a surface operation. Primary SIC Crushed, Broken Limestone NEC can be used to benchmark production and safety trends against similar mines in Mining Sentry.