Colorado Geologic Survey RockTalk newsletter (use IE, I have problems viewing the CGS website in Firefox…the main menu shows up but the secondary menu is gone).
Nod to Dave’s Landslide Blog and the Arizona Geology blog by Lee Allison.
A massive rockslide closed a busy interstate route last week near the border between Tennessee and North Carolina in Pigeon River Gorge. This area has had landslide problems in the past. In 1997 a rockslide in the same area closed the freeway for approximately 3 months. (Photo from Landslides Under a Microscope Blog, original source not cited)
I have yet to see volume estimates, but The Charlotte Observer quoted a highway patrol officer who was at the scene:
He said the roadway is covered by a gigantic mound of debris, from pebbles up to house-sized boulders. The pile is 40 to 50 feet high, Williamson estimated, and hundreds of feet long.
More info and video after the break. […]
An important part of a flexible net rockfall catchment fence system is the foundation. Catchment systems have been growing in capacity, able to stop larger and higher energy rockfall events. The trend for foundations has […]
A major landslide was captured on video narrowly missing piers for a viaduct under construction at the Yusufeli Dam site in Artvin, Turkey. The slide appears to be on an engineered cut slope benched into […]
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