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Helicopter sledgehammer used to scale loose rocks from a cliff in Norway.
Geologic Hazards

Video: Helicopter Based Rock Scaling “Sledgehammer”

October 1, 2009 rockman Geologic Hazards 3

[Updated May 26, 2011] A new, cleaner, longer version of the video has surfaced on YouTube recently.  You can see it embedded below.  It includes some footage of attempts to "water bomb" the rock loose […]

High Scaling by the Vermont DOT
Geologic Hazards

Video: Rockfall Mitigation on Vermont’s Interstates

June 13, 2019 rockman Geologic Hazards, News Comments Off on Video: Rockfall Mitigation on Vermont’s Interstates

This is a great video by Vermont DOT that describes how scaling is used as part of their mitigation efforts for rockfall. If you have never seen how high scaling works, this gives you a […]

A rock that traveled over 2,200 feet and stopped just short of a house in Springville, Utah
Geologic Hazards

Watch Boulder’s 2,200′ Journey to Utah Resident’s Front Door!

August 22, 2019 rockman Geologic Hazards, News Comments Off on Watch Boulder’s 2,200′ Journey to Utah Resident’s Front Door!

A roughly 4-foot boulder traveled over 2,200 linear feet, losing about 1,000 feet in elevation and somehow stopped mere feet from a Springville Utah resident’s front door! And people were watching it unfold from the […]