Category: Traffic Engineering

Bike Lanes, Intersection Improvements Can Change Urban Barrier into Friendlier Corridor

By Tristan Hickman, PE While heavy traffic is part of living in the big city, communities need not sit idly by as their arterial streets become unnecessarily clogged by outdated technology – or begin to feel like dangerous canyons that pedestrians and bicyclists fear to even attempt crossing. Traffic engineers hold the key to streets… Read More »

One-Way or the Other? Two-Way Traffic Conversion Requires Study

By Alexander Cowan, PE, and Alexandria Motl, PE Alexander Cowan Alexandria Motl A drive through the downtown area of many American cities includes time spent on one-way streets. Cities have used short segments of one-way traffic for hundreds of years to try to improve traffic flow and move higher volumes of traffic along downtown arterials.… Read More »

Complete Streets Safely Serve Everyone

Complete Streets are created for everyone. Traditionally, roadways were primarily designed for motor vehicles. Over time, roadway design has evolved to include multimodal transportation concepts and features. The forerunner of Complete Streets policy was introduced in 1971 by the Oregon Department of Transportation, which required that new roads accommodate bicyclists and pedestrians. Since then Smart… Read More »