Water
November 11, 2022
Case study: Fluvial Hazard Zone
“The Fluvial Hazard Zone (FHZ) is defined as the area a stream has occupied in recent history, may occupy, or…
mitigation
Hazards
February 10, 2011
Hazardous Soils in Colorado
This educational video, produced in 2011, explores the various problems that arise from hazardous soil conditions — expansive, collapsible/compressible, hydrocompactive,…
Hazards
April 26, 2005
Case Study: mine subsidence, CSM
For decades, the west side of the Colorado School of Mines (CSM) main campus had subsidence issues related to…
Hazards
June 19, 1995
Case Study: Rockfall – Manitou Springs
[ED: This report from 1995 was written by Jon White, (Senior Engineering Geologist, Emeritus). It looks at a specific rockfall situation in the central Front Range town. ] Manitou Springs occupies a narrow valley where Fountain Creek emerges from the foothills northeast of Pikes Peak and west of Colorado Springs. The valley slopes are composed of interbedded resistant sandstone and conglomerates (i.e., gravelly sandstone), and weaker mudstones and shale. The outcropping sandstone is most prevalent on the steeper slopes on the north side of the valley.