Category: Transportation Engineering

The Long and Short of It: Lifespans of Paved Roadways

By Matthew Barr, PE Across the country, one-third of our highways and major streets are in poor condition, according to TRIP, a nonprofit transportation research group. Persistent potholes and recurring ruts wreak havoc with our commutes, impose financial burdens from automobile repairs, inflict significant injury, prompt contentious lawsuits, and account for roughly one- third of… Read More »

Well-designed sidewalks keep shoppers (and others) on the move

By Jeffrey Siewert, PE City sidewalks, busy sidewalks, dressed in holiday style … ’Tis the season when safe sidewalks are especially appreciated. Shoppers, carolers, mail carriers, and perhaps even Santa’s elves are busy going to and fro from streets to doorways. Well-designed sidewalks help keep all that foot traffic moving. Why build sidewalks? Here are… Read More »

On the Road Again: Guardrails Serve to Protect, Deflect

By Mark Petersen, PE The No. 1 goal of every driver is to stay on the road. But sometimes, due to circumstances beyond our control (and some that are in our control), vehicles can go astray. Thanks to guardrails, many potentially tragic crashes instead result in just the inconvenience of a fender bender and insurance… Read More »