The Static Traffic Assignment (STA) model is the most commonly used method for projecting future traffic. Its basic structure treats each road segment as an isolated unit, applies a volume-to-capacity ...

Traffic modeling has been of interest to mathematicians since the 1950s. Research in the area has only grown as road traffic control presents an ever-increasing problem. In a new paper, authors ...

A new examination of the assumptions underlying the proposed Interstate Bridge between Portland and Vancouver says the project relies on bogus numbers. The new study was commissioned by the Just ...

This chapter presents the results of the literature review for operational traffic simulation models. Sources compiled for the literature review include guidance documents (general and DOT-specific), ...

Roadway safety continues to be a major public health concern. Recent statistics show that more than 30,000 fatalities occur due to motor vehicle accidents, and in the year 2012, motor vehicle crashes ...

WASHINGTON, March 21, 2023 – Transportation systems in urban settings are vulnerable to a variety of factors including weather, traffic congestion, and special events. Bottlenecks, in particular, can ...

Forecasts from Interstate Bridge Replacement Program versus reality. (Source: Norman Marshall, Smart Mobility Inc.) With just 18 days left to submit an official comment into the Interstate Bridge ...