Category: Transportation Engineering

Bike Boxes Boost Bicyclist Visibility, Safety

Bike boxes are relatively new on-pavement markings that provide a place in front of the vehicular stop line for bicyclists to queue up at a red light, giving them visibility and priority in moving through the intersection upon the light turning green. The boxes increase safety by getting bikes through the intersection before vehicular traffic… Read More »

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 »