Several recent fatal truck crashes involving poorly trained, non-English-speaking illegal immigrants have alerted the public ...

(NewsNation) — Transportation Secretary Sean Duffy warned California, Washington and New Mexico could lose millions in federal funding if they fail to enforce English language proficiency standards ...

AUSTIN, Texas — U.S. Transportation Secretary Sean Duffy was in Austin Tuesday to sign an order on guidelines for enforcing a language rule for commercial truck drivers. "We're issuing new guidance ...

This is a substantial increase from the 1,500 drivers reported in July. According to the North American Punjabi Truckers ...

We examine the problem of determining an optimal schedule for a fleet of vehicles used to transport handicapped persons in an urban area. The problem is a generalization of the well-known ...

Traffic congestion is the top problem facing the city's transportation infrastructure, a recent survey of 1,700 residents found. But it's a problem that cannot be solved by simply building wider roads ...

Forbes contributors publish independent expert analyses and insights. Reporting from Europe, Jeff McMahon covers the environment. There are four main problems in urban transportation that require four ...

Shoshana Lew isn't walking into an easy job. Lew, who became the executive director of the Colorado Department of Transportation in February, has a long list of issues to face: congestion up and down ...

Optimal transportation networks represent a vital intersection of mathematical optimisation, network theory and applied engineering. These problems focus on designing networks that transport resources ...

https://doi.org/10.2307/2582566 • https://www.jstor.org/stable/2582566 Copy URL Transportation problems with inadmissible routes (routes that cannot be used) need ...