CEE 370
Transportation Engineering
Homework 6 Solutions
1. (20 points) Consider a homogeneous freeway whose flow-density diagram is linear between
the following break-points:
k (veh/mile)
q (vph)
0
0
100
5000
600
0
The freeway is initially flowing steadil
CEE 370
Transportation Engineering
Homework 4
Problem 1
(15 points) From an aerial photograph, one observes that on a level section of a (multilane)
highway, 25% of the vehicles are trucks, 75% are cars, and there are 50 vehicles per mile of
highway. The
CEE 370
Transportation Engineering
Homework #6
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: November 13, 2015 @ 12 PM
40 Points
Please solve the following problems. Solutions should be typed or written in a neat, clear manner.
Work in groups of 2
CEE 370 Fall 2013
Lab 10
Lab 10 Curvature
Thursday, November 7, 2013
Problem 1
A +2% grade meets a +6% grade at station 10+30 and elevation 168.71 ft. For a design speed of
55 mph, find the minimum length of vertical curve that satisfies the AASHTO stoppi
Fall 2013 Homework #3 Solutions
Problem 1
Graded individually
Sample answer: the total available green time is split between the phases by first
calculating the effective green time split (gi) for each phase. To calculate the effective
green time for each
CEE 370
Transportation Engineering
Homework # 7 Solutions
1. (5 pts.) Problem 11 in Chapter 6 (page 221) of the textbook.
Since (e+u) varies indirectly with R, and D varies indirectly with R, (e+u) varies directly with D. When
(e+u) is maximized, D will b
CEE 370 Transportation Engineering
Homework #10 Solutions
Problem 1
Given
Origin (i)
Zone 1
Zone 2
Zone 3
Zone 4
Travel Time
Destination (j)
Zone 1
Zone 2
Zone 3
2
5
7
5
3
8
7
8
2
10
12
11
Zone 4
10
12
11
3
Obtain the friction between zones by correlating
CEE 370
Transportation Engineering
Homeworks 5 & 6
Professor D. A. Noyce
T.A. Alexandria Motl
DUE: Wednesday, October 23 @ 1:20 PM
120 Points
Please solve the following problems. Solutions should be typed. Tables/Figures should be
completed using Excel. S
CEE 370
Transportation Engineering
Homework #4
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: October 26, 2015 @ 11 AM
40 Points
Please solve the following problems. Solutions should be typed or written in a neat, clear
manner. Work in groups of 2,
CEE 370 Transportation Engineering
Homework # 9 Solutions
Problem 1
(10 pts) A three mile stretch of rural six-lane freeway in rolling terrain carries a volume of 2800
veh/hr. Traffic is composed of 18% trucks, 2% busses, and no RVs. Other characteristics
CEE 370
Transportation Engineering
Homework #5
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: November 4, 2015 @ 11 AM
50 Points
Please solve the following problems. Solutions should be typed or written in a neat, clear
manner. Work in groups of 2,
CEE 370
Transportation Engineering
Homework 5 Solutions
Number of Vehicles
1. Vehicles arrive at a single toll booth beginning at 8:00AM. They arrive and depart according
to a uniform distribution. However, the toll booth does not open until 8:10AM. The a
CEE 370
Transportation Engineering
Homework #3
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: Friday, October 9, 2015 @ 12 PM
140 Points
Please solve the following problems. Solutions should be typed or written in a neat,
clear manner. Work in grou
CEE 370
Transportation Engineering
Homework #2
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: Friday, October 2, 2015 @ 12 PM
60 Points
Please solve the following problems. Solutions should be typed or written in a neat,
clear manner. Work in group
Transportation Planning
CEE 370
D.A. Noyce
CEE 370
Read pp. 485-512
Project
Schedule
Schedule
The Transportation Delivery Process
Public
Policy
Planning
Design
Construction
Engineering
Decision
Making
Operations
Asset Management
ITS
Human Factors
GIS/GPS
CEE 370
Transportation Engineering
Homework 3 Solutions
Problem 1 (10 pts.)
Understand that this is a crest curve and that were given station and elevation
information for the PVI.
Step 1: Determine curve length using SSD for 55mph (SSD = 495 ft)
Case 1:
CEE 370 Fall 2016
Lab 4
Review Problems
Thursday, October 6, 2016
Problem 1
A 2000 ft. vertical curve connects a +3% grade to a -5% grade. If the vertical tangents intersect
at station 52+60.55 and elevation 877.62 ft., calculate the elevations at the VPC
CEE 370
Transportation Engineering
Laboratories #. (9/24/2015)
Group Members: _
You will be solving two problems related to vehicle kinematics in this lab.
1. A truck that went out of control on an asphalt surface finally came to a halt on the gravel shou
CEE 370
Transportation Engineering
Homework #9
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: December 14, 2015 @ 11 AM
40 Points
Please solve the following problems. Solutions should be typed or written in a neat, clear manner.
Work in groups of 2
CEE 370 Transportation Engineering
Homework # 7 Solutions
Problem 1
(10 pts) A three mile stretch of rural six-lane freeway in rolling terrain carries a volume of 2800
veh/hr. Traffic is composed of 18% trucks, 2% busses, and no RVs. Other characteristics
CEE 370
Transportation Engineering
Homework #9
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: December 14, 2015 @ 11 AM
40 Points
Please solve the following problems. Solutions should be typed or written in a neat, clear
manner. Work in groups of 2
CEE 370
Transportation Engineering
Homework #7
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: November 25, 2015 @ 11 AM
30 Points
Please solve the following problems. Solutions should be typed or written in a neat, clear
manner. Work in groups of 2
CEE 370
Transportation Engineering
Extra Credit Homework
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: December 14, 2015 @ 11 AM
Up to 2% Extra Credit
Please answer the following questions. Solutions should be typed. Tables/Figures should be
compl
CEE 370
Transportation Engineering
Homework #2
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: Friday, October 2, 2015 @ 12 PM
60 Points
Problem 1 (10 pts.)
Acceleration is 0 due to constant speed and Rg is 0 due to level grade. We need to find F
an
CEE 370
Transportation Engineering
Homework #1
Professor Soyoung (Sue) Ahn
T.A. Jamie Markosian
DUE: Monday, September 21, 2015 @ 11:00 AM
60 Points
Please solve the following problems. Solutions should be typed or written in a neat,
clear manner. Work in
CEE 370
Lecture 5: Vehicle Characteristics
Soyoung Ahn
Agenda
Dynamic vehicle characteristics:
Principles of braking
Principles of Braking
The most important aspect of vehicle performance
for roadway design.
stopping-sight distance
length of the yellow