Introduction to
Transportation
Systems
1
SUMMARY
NOTE TO INSTRUCTORS: These slides
cover major ideas from the course, and
should be supplemented with other materials
presented by the instructor.
2
SO WHERE HAVE WE BEEN
IN 1.221?
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Concepts
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Freight Transportation
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CLIOS
30 Key Points
Total Logistics Costs (TLC)
LOS for freight modes
Operating issues
Traveler Transportation
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Automobiles
Urban Form and Transportation
ITS
Urban Public Transportation
Megacities
Intercity Traveler Transportation--Air, Amtrak, e.g.
3
SOME EMPHASIZED POINTS
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The Triplet of
Technology/Systems/Institutions
Level-of-Service (LOS)--freight and travelers-the importance of the customer
The Cost/LOS trade-off
Supply/Demand/Equilibrium
The Vehicle-cycle
Transportation as a component of a larger
social-political-economic system--a force for
good and otherwise
4
“REAL WORLD”
ABSTRACTION
MODELS
FRAMEWORKS
ANALYSIS
RESULTS/
DESIGN
PROFESSIONAL
JUDGMENT
POLITICAL
REALITIES
“COMMON
SENSE”
PRACTICAL
SOLUTION
5
TRANSITIONS IN THE
WORLD OF
TRANSPORTATION:
A SYSTEMS VIEW
Joseph M. Sussman
Transportation Quarterly
Vol. 56, No. 1, Winter 2002
Eno Transportation Foundation
Washington, DC, 2002
6
SUMMARY OF TRANSITIONS
From
To
1.
Capital
Planning
2.
Long
Timeframes
3.
Urban Scale
Planning
and Operations
Regional Scale
Planning
and Operations
4.
Emphasis on
Mobility
Emphasis on
Accessibility
(the Tr ansportation/
Land-Use
Connection
5.
“One Size
Management
and Operations
Focus
Real-time
Control
Customer
Orientation
Fits All”
Quality
Service
Pricing for
Service
SUMMARY OF TRANSITIONS
(CONTINUED)
F ROM
TO
ALLOCATE
C APACITY
BY Q UEUING
ALLOCATE
C APACITY
BY P RICING
AGGREGATE
M ETHODS FOR
D EMAND P REDICTION
D ISAGGREGATE
M ETHODS FOR
D EMAND P REDICTION
6.
7.
8. E PISODIC D ATA
FOR
I NVESTMENT
D YNAMIC D ATA
FOR
P LANNING
I NVESTMENT P LANNING
( AND O PERATIONS )
9.
P UBLIC F INANCING
FOR
I NFRASTRUCTURE
AND O PERATIONS
10. I NFRASTRUCTURE
C ONSTRUCTION AND
M AINTENANCE P ROVIDERS
P RIVATE AND P UBLIC /
P RIVATE P ARTNERSHIPS
FOR F INANCING
OF I NFRASTRUCTURE
AND O PERATIONS
U SING H YBRID R ETURN
ON I NVESTMENT
M EASURES
N EW H IGH T ECHNOLOGY
P LAYERS
SUMMARY OF TRANSITIONS
(CONTINUED)
F ROM
TO
11.
S TATIC
O RGANIZATIONS
AND I NSTITUTIONAL
R ELATIONSHIPS
D YNAMIC
O RGANIZATIONS
AND I NSTITUTIONAL
R ELATIONSHIPS
12.
P ROFESSIONAL
E MPHASIS ON
P ROFESSIONAL
E MPHASIS ON
D ESIGN OF P HYSICAL
I NFRASTRUCTURE
13.
T RANSPORTATION
AS A C OMPLEX ,
L ARGE -SCALE ,
I NTEGRATED , O PEN
S YSTEM (CLIOS)
S USTAINABLE
D EVELOPMENT
E CONOMIC
D EVELOPMENT
14. C OMPUTERS ARE
“J UST A T OOL ”
15. F ROM
S UPPLY -SIDE
P ERSPECTIVE
U BIQUITOUS
C OMPUTING
TO
S UPPLY /D EMAND
E QUILIBRIUM
F RAMEWORK
AND O N T O
S YSTEMS THAT
N EVER R EACH
E QUILIBRIUM
SUMMARY OF TRANSITIONS
(CONTINUED)
F ROM
TO
16. I NDEPENDENT
C ONVENTIONAL
I NFRASTRUCTURE
P ROJECTS
L INKED ADVANCED
I NFRASTRUCTURE
P ROJECTS R EQUIRING
A S YSTEM
ARCHITECTURE
17. V EHICLES AND
I NFRASTRUCTURE
AS I NDEPENDENT
V EHICLES AND
I NFRASTRUCTURE AS
E LECTRONICALLY
L INKED
18.
19.
R EDUCING
C ONSEQUENCES
OF C RASHES
F ROM
M ODAL
P ERSPECTIVE
20.
N ARROW
T RANSPORTATION
S PECIALISTS
C RASH AVOIDANCE
TO
I NTERMODAL
P ERSPECTIVE
AND O N T O
S UPPLY C HAIN
M ANAGEMENT
T HE N EW
T RANSPORTATION
P ROFESSIONAL