January 2010 Posts

Pedestrian Crossing Presentation

January 28, 2010

There has been much discussion in the world of transportation regarding pedestrian crossings. The various types of treatments, how to apply design standards and when to make adjustments, and the legalities involved with signage and signalization are just a few of the many aspects that transportation professionals balance with regard to addressing pedestrian crossings. This presentation provided information on the latest research on this dynamic topic.

Slideshow presentation included.

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A New Look at Interchanges

January 27, 2010

USA Today reports on an experimental interchange design getting national attention.

Missouri test drives 'diverging diamond' interchange: The right way to make a left turn just might be to briefly drive on the opposite side of the road. After years of traffic backups and accidents involving motorists trying to turn left at a popular intersection here, state transportation officials think they have found the solution in a new kind of highway interchange called the "diverging diamond" that is now getting serious looks from several other states.

[USA Today]

Click below to see more pictures illustrating diverging diamond interchanges.

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Crash Modification Factors Clearinghouse

January 25, 2010

The Crash Modification Factors Clearinghouse (CMF) is just one of the tools and resources available to help transportation professionals make safety decisions. The Highway Safety Manual (HSM), expected to be released in the spring of 2010, will provide practitioners with the best factual information and tools to facilitate roadway design and operational decisions based on explicit consideration of their safety consequences. One of these tools is the inclusion of crash modification factors, which can be used to support an agency's roadway safety management process or as input to the safety prediction methods.

[Read more at the CMF website]

The Reservation Road Planner Game

January 19, 2010

The Reservation Road Planner GameTM is a public involvement and education tool designed around Tribal Transportation. This was shared at the recent annual TRB meeting in Washington, DC.

[Reservation Road Planner]

Highway Safety Manual, 1st Edition

January 18, 2010

Coming April 2010 - The Highway Safety Manual, 1st Edition!

The purpose of the Highway Safety Manual (HSM) is to provide practitioners with the best factual information and tools to facilitate roadway design and operational decisions based on explicit consideration on their safety consequences.

(from the NCHRP Synthesis 367, pg 11)

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