Part 2 - Solving: Observers stationed at two sections A-A and B-B, 200 m apart on a highway, record the arrival times of four vehicles as shown in the table. Vehicle Section A-A Section B-B To + 7.6 sec To + 10.4 seC A To To+ 4,2 sec To + 8.7 sec To + 13.7 seC If the total time of observation at A-A was 20 seconds, determine: (a) the time mean speed in KPH, (b) the space mean speed in KPH, (c) the flow at section A-A in veh/hr, (d) time headway in To + 15.1 sec I To + 23.4 seC C seconds and (c) traffic density in veh/km 5 points each

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 17P
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Part 2 - Solving: Observers stationed at two sections A-A and B-B, 200 m apart on a highway,
record the arrival times of four vehicles as shown in the table.
%3
Vehicle
Section A-A
Section B-B
To + 7.6 sec
To + 10.4 sec
To + 15.1 sec I
To + 23.4 sec
If the total time of observation at A-A was 20 seconds, determine: (a) the time mean speed in
A
To + 4.2 sec
To + 8.7 sec
To + 13.7 seC
B
C
KPH, (b) the space mean speed in KPH, (c) the flow at section A-A in veh/hr, (d) time headway in
seconds, and (c) traffic density in veh/km. 5 points each.
Transcribed Image Text:Part 2 - Solving: Observers stationed at two sections A-A and B-B, 200 m apart on a highway, record the arrival times of four vehicles as shown in the table. %3 Vehicle Section A-A Section B-B To + 7.6 sec To + 10.4 sec To + 15.1 sec I To + 23.4 sec If the total time of observation at A-A was 20 seconds, determine: (a) the time mean speed in A To + 4.2 sec To + 8.7 sec To + 13.7 seC B C KPH, (b) the space mean speed in KPH, (c) the flow at section A-A in veh/hr, (d) time headway in seconds, and (c) traffic density in veh/km. 5 points each.
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