Crews overcome brutal Alaskan winters to build state’s longest bridge
FIGG, PCL Civil Constructors thorough with execution of I-91 span
Multibridge project works around heavy traffic
Complex retrofit protects historic landmark, local wetlands
Coast Guard regulations force Virginia to construct a spanning success
Brian Mazzeo (left) and W. Spencer Guthrie have been working with noninvasive substances for bridge inspection methodology. Here they demonstrate the water droplet method for acoustic impact-echo data retrieval. The impact sounds are being picked up by the suspended microphone. A droplet of water can be seen in motion above Guthrie’s head.
Developing new bridge inspection theories in Utah
Seismic experiments at Nevada-Reno show promise
The New York State Department of Transportation utilized the StopCrackEX system to repair a 1.25-in. crack in a floorbeam of the Delaware River Bridge in Margaretville, N.Y.
Technology fixes bridge cracks with aerospace-based solution
PennDOT gets in front of deteriorating Freeport Bridge