The approaches of a 4-leg signalized intersection are configured with 1 NB lane, 1 SB lane, 1 EB lane, and 1 WB lane and each of these lanes serves LT, TH, and RT movements. The following volumes and phasing are provided. WB NB SB approach EB movement LT TH RT LT TH RT LT TH RT LT THRT volume 120 480 160 80 560 100 20 200 40 12 160 48 4 2 What is the critical sum for the EB/WB barrier?

Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter9: Capacity And Level Of Service For Highway Segments
Section: Chapter Questions
Problem 16P
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QUESTION 1
The approaches of a 4-leg signalized intersection are configured with 1 NB lane, 1 SB lane, 1 EB lane, and 1 WB lane and each of these
lanes serves LT, TH, and RT movements. The following volumes and phasing are provided.
approach EB
WB
NB
SB
movement LT TH RT LT TH RT LT TH RT LT TH RT
volume
120 480 160 80 560 100 20 200 40 12 160 48
2
6
What is the critical sum for the EB/WB barrier?
Transcribed Image Text:QUESTION 1 The approaches of a 4-leg signalized intersection are configured with 1 NB lane, 1 SB lane, 1 EB lane, and 1 WB lane and each of these lanes serves LT, TH, and RT movements. The following volumes and phasing are provided. approach EB WB NB SB movement LT TH RT LT TH RT LT TH RT LT TH RT volume 120 480 160 80 560 100 20 200 40 12 160 48 2 6 What is the critical sum for the EB/WB barrier?
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