A Study of Hazardous Openings to Abandoned Underground Mines in Western Colorado. Volume II. Final Appendix a Through L.
Dewey RS; Robbins LA; Oehler LD; Et Al
NTIS: PB/81-177917 :370 pages
The purpose of this study was to assess the various aspects of public safety related to the thousands of abandoned or inactive underground mines found throughout western Colorado. Review of available published mine inventories yielded data on over 8,000 abandoned underground mines. A random sample of 200 mines was then selected for field visits representative of mining activity in Colorado. Volume II contains quadrangle maps showing the locations of mines in counties, in alphabetical order, a through l.
We take your privacy seriously. You can review and change the way we collect information below.
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.
Cookies used to make website functionality more relevant to you. These cookies perform functions like remembering presentation options or choices and, in some cases, delivery of web content that based on self-identified area of interests.
Cookies used to track the effectiveness of CDC public health campaigns through clickthrough data.
Cookies used to enable you to share pages and content that you find interesting on CDC.gov through third party social networking and other websites. These cookies may also be used for advertising purposes by these third parties.