AML to mitigate school subsidence

Hanna, Elk Mountain, Medicine Bow (HEM) High School Principal Steve Priest and Hanna Elementary School Principal Jason Greenway provided updates to the Carbon County School District No. 2 (CCSD2) Board of Trustees at their February 19 meeting on issues of subsidence surrounding their respective schools.

Hanna Elementary School and the football field at HEM both sit above Mine No. 4, which was closed and filled with a sand slurry in the 1980s. Over the past 30 years, however, that sand slurry had dissipated as it has moved further into the old mine shafts. Both principals had met with repres...