Causes and solutions are proving elusive on an Oregon bridge project in which two bents moved out of plumb during construction. Last winter, the trouble was noticed on the $215-million U.S. 20 Pioneer Mountain-Eddyville highway near the Oregon coast. Joe Squire, project manager for the Oregon Dept. of Transportation, says a lateral load from adjacent fill and subsurface ground pressure may have caused the shifts in two of the 20 bents on the 10-bridge project. The project consists of a six-and-a-half mile section of new road that bypasses a 10-mile stretch of substandard highway. Six of the 10 bridges are
The growing need to collect, store and analyze the huge volumes of data collected from infrastructure project stakeholders is generating a new growth area for construction-sector firms, IT vendors and professionals.