CDPHE Mine Drainage Pipeline Project
Colorado Dept. of Public Health & Environment project on SH 119 in Black Hawk
The link address is: http://www.cdphe.state.co.us/hm/blackhawkpipeline/index.htm
Projects
The link address is: http://www.cdphe.state.co.us/hm/blackhawkpipeline/index.htm
