Category: Traffic Engineering

Highways Designed with Snow and Cold in Mind

By Eric Sorensen, PE From temperature extremes to drainage, roadway designers factor in the snow and cold when designing for our northern and mountain states. Let’s look at the properties of various pavement types and the basics of how that pavement is placed and treated for optimal performance in climates plagued by cold and snow.… Read More »

Non-circular Roundabouts Have Their Place

Most drivers think about roundabouts as perfect circles: You pull up to the roundabout, yield to the cars coming from your left, enter the roundabout, and drive counter-clockwise until exiting onto your desired road. About the Expert: Kevin Kuhlow, PE, is a leading roundabout designer in the US. He has been involved with developing hundreds… Read More »

Traffic Safety Strategies, New Guidance Lead to Positive Impact

By Andy Rowell, PE, PTOE Imagine your community having zero serious injuries or fatalities from traffic crashes. A lofty goal, indeed, but communities can implement strategies and new federal guidelines to help reach that goal. New Traffic Safety Guidance The Federal Highway Administration (FHWA) recently published the new National Roadway Safety Strategy (NRSS). This document… Read More »