Signal Safety Interval Calculator

 Signal Safety Interval Calculator

Speed of Approaching Vehicle mph   Grade of Approach %  
Width of Intersection ft   Length of Vehicle

Click Calculate for
Recommended
Change Interval
sec
Click Calculate for
Recommended
Clearance Interval
sec
Source: Institute of Transportation Engineers. ITE Manual of Traffic Signal Design. Washington, DC. US Printing Office. 1991.

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Instructions Text
expand Instructions : Signal Safety interval Calculator ‎(1)

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