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Press Release 08-111

Lasers, Software and the Devil's Slide

New system lets engineers safely excavate roadway tunnel beneath landslide-prone stretch of California's Highway 1

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Point cloud of interior tunnel beneath Devil's Slide.

Point cloud of interior tunnel beneath Devil's Slide made with the tunnel laser scanning system and visualized with gVT.

Credit: Jeramy Decker, Kiewit Corp


Download the high-resolution JPG version of the image. (223 KB)

Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.

Close-up image of the tunnel roof showing a gVT measurement location.

Close-up image of the tunnel roof showing a gVT measurement location. The arrow is a vector perpendicular to a surface that marks a discontinuity between rock layers. The orientation of the arrow in space gives the azimuth and slope of the surface.

Credit: Jeramy Decker, Kiewit Corp


Download the high-resolution JPG version of the image. (250 KB)

Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.