Section 7: Signalized Intersection Design

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The design of signalized intersections involves consideration of traffic, roadway and signalization conditions. Traffic data are needed to determine if the proposed intersection design will provide an acceptable level of service (LOS) in the design year.

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Traffic Data Provided

  • DDHVs for each movement (through traffic, right and left turns) on each approach
  • design year peaking factor used to adjust the design-hour volume to the peak 15-minute flow rate
  • design year percentage of trucks and other heavy vehicles.
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