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Video: Rockslide on U.S. Highway 64 in Tennessee
Amazing video of a rockslide as it happened yesterday along U.S. Highway 64 in the Ocoee River gorge in Tennessee. TDOT crews had almost finished removing rockslide debris from an event earlier in the day when a second slide occurred, blocking the road again. That looks like a pretty planar joint set dipping right into the roadway and everything was wet from the recent rains. Click through for the video.
ASTM Updates August 2010
The folks at the ASTM Committee on Concrete and Concrete Aggregate have been very busy recently. The past month has seen a whole slew of new and revised standards on concrete sampling and testing. Be sure to check it out if you are in the CQA biz.