Click to Select
Lab Exercises
Theory and Concepts
Professional Practice
Example Problems
Related Links
Exit Chapter
Signal Timing Design: Theory and Concepts

Signal timing design incorporates several calculations that seem, at first, to be completely independent.  The results of these calculations, however, are all pieces of a larger puzzle, which is assembled at a later stage. The concepts that are the most crucial to signal timing design are listed below.  Simply click on the links to explore these concepts.

Basic Signal Timing Elements
Queuing Theory [d]
Design Process Outline
Intergreen Time [d]
Pedestrian Crossing Time, Minimum Green Interval [d]
Capacity and Saturation Flow Rate [d]
Peak Hour Volume, Design Flow Rate, Peak Hour Factor [d]
Critical Movement or Lane [d]
Cycle Length Determination [d]
Green Split Calculations [d]
Timing Adjustments
Computing Delay and LOS [d]