geometrie signal phasing system and phase lengths for the intersection using the Webster method. Show a detailed layout of the phasing system and the intersection geometry used. North South Approach 56 ft East West Approach 56 ft Approach 68 ft Approach 68 ft Approach Width Peak-hour approach volume Left turn 133 73 373 135 0.95 168 134 Through movement Right turn PHF Confilicting pedestrian volume 00 ped/hr 420 563 516 140 0.95 169 178 0.95 0.95 1200 ped/hr 1200 ped/hr 900 ped/hr Assume the following saturation flows: Through lanes 1600 veh/In/h Through and right lanes 1400 veh/In/h Left lanes 1000 veh/In/h Left and through lanes 1200 veh/In/h Left, through, and right lanes 1100 veh/In/h
geometrie signal phasing system and phase lengths for the intersection using the Webster method. Show a detailed layout of the phasing system and the intersection geometry used. North South Approach 56 ft East West Approach 56 ft Approach 68 ft Approach 68 ft Approach Width Peak-hour approach volume Left turn 133 73 373 135 0.95 168 134 Through movement Right turn PHF Confilicting pedestrian volume 00 ped/hr 420 563 516 140 0.95 169 178 0.95 0.95 1200 ped/hr 1200 ped/hr 900 ped/hr Assume the following saturation flows: Through lanes 1600 veh/In/h Through and right lanes 1400 veh/In/h Left lanes 1000 veh/In/h Left and through lanes 1200 veh/In/h Left, through, and right lanes 1100 veh/In/h
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter8: Intersection Control
Section: Chapter Questions
Problem 8P
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Question
![For the geometric and traffic characteristics shown below, determine a suitable signal
phasing system and phase lengths for the intersection using the Webster method.
Show a detailed layout of the phasing system and the intersection geometry used.
North
South
East
West
Арproach
56 ft
Approach
56 ft
Арproach
68 ft
Аpproach
68 ft
Approach Width
Peak-hour approach volume
Left turn
Through movement
Right turn
PHF
Confilicting pedestrian volume 900 ped/hr
73
373
133
168
134
420
563
516
140
135
169
178
0.95
0.95
0.95
0.95
1200 ped/hr 1200 ped/hr 900 ped/hr
Assume the following saturation flows:
Through lanes 1600 veh/In/h
Through and right lanes 1400 veh/In/h
Left lanes 1000 veh/In/h
Left and through lanes 1200 veh/In/h
Left, through, and right lanes 1100 veh/In/h](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3454c26a-9343-4484-a300-29a414eafe0d%2F893b970e-37c7-48d4-a8b4-dfd60b3b5dd4%2Fqenb74h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For the geometric and traffic characteristics shown below, determine a suitable signal
phasing system and phase lengths for the intersection using the Webster method.
Show a detailed layout of the phasing system and the intersection geometry used.
North
South
East
West
Арproach
56 ft
Approach
56 ft
Арproach
68 ft
Аpproach
68 ft
Approach Width
Peak-hour approach volume
Left turn
Through movement
Right turn
PHF
Confilicting pedestrian volume 900 ped/hr
73
373
133
168
134
420
563
516
140
135
169
178
0.95
0.95
0.95
0.95
1200 ped/hr 1200 ped/hr 900 ped/hr
Assume the following saturation flows:
Through lanes 1600 veh/In/h
Through and right lanes 1400 veh/In/h
Left lanes 1000 veh/In/h
Left and through lanes 1200 veh/In/h
Left, through, and right lanes 1100 veh/In/h
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