Webinar Examines Streambank Stabilization

As part of the NCHRP research project, small willow cuttings were harvested and then grown for about seven months in a Colorado State University (CSU) greenhouse in Fort Collins. Then cranes were used to place 20-foot-long, 15-ton “planter trays” of willows in CSU’s research flume. In August and September 2014, water was run through the… Read More »

FAST Act Provides 5-Year Transportation Funding

For the first time in a decade, federal transportation funding has a road map to the future. It’s called FAST Act. In cooperation with the Institute of Transportation Engineers (ITE) and the Federal Highway Administration (FHWA), Ayres Associates’ Waukesha, Wisconsin, office recently hosted a webinar that took a 360-degree tour of the FAST Act legislation… Read More »

Training Flume Helps Engineers Get Their Hands Wet – And Keep Their Roads Dry

How much water can a culvert pass? Which pavement inlets work best? Does a liner change a pipe’s capacity? What problems can arise when there’s just too much water? Federal Highway Administration (FHWA) and Ayres Associates engineers have designed a training tool to help transportation engineers answer these and many more questions about highway drainage… Read More »