Underground And Surface Mining Facts - 2007 - Mining Operations
- Organization:
- The National Institute for Occupational Safety and Health (NIOSH)
- Pages:
- 2
- File Size:
- 60 KB
- Publication Date:
- Aug 1, 2009
Abstract
Data obtained from the Mine Safety and Health Administration (MSHA) indicated a total of 889 underground (6.0%) and 13,982 surface (94.0%) mining operations.1
Citation
APA: (2009) Underground And Surface Mining Facts - 2007 - Mining Operations
MLA: Underground And Surface Mining Facts - 2007 - Mining Operations. The National Institute for Occupational Safety and Health (NIOSH), 2009.