Rock-Fall Estimating
![Image: Rock-Fall Estimating](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/5-2nd-5-JC-3.jpg?itok=zJPkntWE)
Detailed Description
Geologist Ed Harp estimates rock-fall susceptibility in American Fork Canyon, UT.
Sources/Usage
Public Domain.
Geologist Ed Harp estimates rock-fall susceptibility in American Fork Canyon, UT.
Public Domain.