Homework Assignment #2
A rapid transit vehicle manufacturer produces two
types of vehicles which have different operational
characteristics and designs (e.g. door/capacity
ratios), so that their specifications are listed in the
table below:
1
Homework As

TRAN 625, SPRING 2016 - Online
PUBLIC TRANSPORTATION OPERATIONS
AND TECHNOLOGIES
Homework No. 1
Due Date: 02/15/16
1. Find the optimal x1 and x2 that maximize f(x).
2. Transit users are uniformly distributed along a segment of a transit route that is 1
mi

1. Find the optimal x1 and x2 that maximize f(x).
2
f (x ) 2x1 x 2 2x 2 x12 2x 2
2. Transit users are uniformly distributed along a segment of a transit route that is 1
mile long.
(a) Where should a stop locate to minimize the users average access distanc

Homework Assignment #3
A transit agency is evaluating the average costs
and fleet sizes of different vehicle models needed
for various ridership conditions. You are requested
to develop a figure to sketch (numerically) the
average cost (total operating c

A railroad company has a network sketched below. The freight volumes in an O-D matrix (in
tons/day) illustrated below must be transported.
From \ To
A
B
C
A
0
1000
3000
B
5000
0
2500
C
2000
6000
0
B
75 mi
C
A
100 mi
200 mi
Let :
F = fixed cost = 5 $/track

Problem 1 (5%) How to define and measure the following terms:
(a)
(b)
(c)
Fleet Size
Service Frequency
Spatial & Temporal Demand Distributions
Problem 2 (5%) Define urbanization and describe its major causes.
Problem 3 (5%) Define the differences between

Route ABC is served by standard 50-seat (no standees allowed) buses.
A-B-C
2 miles
4 miles
Table 1. Passenger origin destination matrix (pass/hr)
From\To
A
B
C
A
0
600
200
B
800
0
150
C
250
200
0
Let:
B = vehicle operating cost = 40 $/veh-hr
V = average s

At bus stop A on a conventional transit route, the passenger arrivals are random during 7:00 am ~
8:00 am. The mean passenger arrival rate is 120 passengers per hour. The scheduled and actual
bus arrival times are shown in Table 1.
Table 1
Scheduled Arriv

TRAN 625, SPRING 2017
PUBLIC TRANSPORTATION OPERATIONS
AND TECHNOLOGY
Homework No. 2
Due Date: 2/27/17
A rapid transit vehicle manufacturer produces two types of vehicles with different operational
characteristics and designs (e.g. door/capacity ratios),

TRAN 625 Public Transportation Operations and Technology
TRAN 625 - Public Transportation
Operations and Technology
SECTION 5
STATION TO STATION TRAVEL TIME ANALYSIS
by
Steven I. Chien
Dept. of Civil & Environmental Engineering
New Jersey Institute of Tec