Showing Tag: ""flashing yellow arrow"" (Show all posts)

Flashing Yellow Arrow Traffic Signal Displays

Posted by Steve Fitzsimons on Thursday, March 30, 2017, In : For the General Public 
Installation of Flashing Yellow Arrow (FYA) signals is becoming more common in California and other states.  Drivers are familiar with the typical 3-section left turn signal, with red at the top, yellow (amber) in the middle, and green at the bottom.  The FYA left turn signal is a 4-section head, including the three familiar sections plus an added yellow section that flashes instead of displaying a steady arrow.
 
For a great informational video on how they work, visit http://srcity.org/909/Fla...
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Protected Permissive Left Turns

Posted by Steve Fitzsimons on Wednesday, July 16, 2014, In : For Traffic Signal Designers 
Mid-sized and smaller cities have frequently chosen to provide protected left turn phasing on main street approaches of signalized intersections, citing a belief that it provided safer operations.  Recently however, this traditional belief has been challenged for a variety of reasons.  An option that combines protected phasing with permitted phasing emerged and is starting to see deployment.  Also, federal research identified a new approach in the signal display, using a flashing yellow arrow...
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About Us


Steve Fitzsimons If you would like to ask a question about driving rules, traffic signals or street lights, send your questions to: SFitzsimons@W-Trans.com or call 650-314-8313. Steve Fitzsimons is a professional Civil Engineer and Traffic Engineer in California. He is a principal at W-Trans. Find out more about W-Trans at www.w-trans.com **** If you need a traffic signal design or review, W-Trans is available for hire. If you are an electrical contractor, W-Trans is available for hire to prepare timing plans or traffic control plans.

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