Category: Transportation Engineering

Accessible Sidewalks Serve All Users

As simple as it seems, the design of good sidewalks requires a fair amount of technical consideration. Generally we think of sidewalks as a type of transportation infrastructure – a way to get where we’re going on foot – and we tend to overlook the regulations that keep our sidewalks safe and accessible for all… Read More »

River Hydraulics in Steep Canyon Environments

This is a view of US 34 within the Big Thompson Canyon during the final repair phase in late 2017. By John Hunt, PE; Will deRosset, PE, CFM; and Anthony Alvarado, PE, CFM The September 2013 flood in Colorado devastated the northern Front Range, causing widespread damage to critical infrastructure and transportation networks. Hundreds of… Read More »

HAWK Signals Get Drivers’ Attention, Let Pedestrians Cross Safely

The Wisconsin Department of Transportation recently installed this HAWK crosswalk on Riverside Drive (State Highway 57) in Allouez, near Green Bay. The pedestrian-activated crosswalk gives walkers and bicyclists safer access to the nearby Fox River State Recreational Trail.   Crosswalks have come a long way since The Beatles made one famous by picturing it on… Read More »