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Transportation Engineering

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Transportation Engineering Vehicle Dynamics Geometric Design Pavement Design Traffic Theory Level of Service Queueing Theory Intelligent Transportation Systems – PowerPoint PPT presentation

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Title: Transportation Engineering


1
Transportation Engineering
  • Vehicle Dynamics
  • Geometric Design
  • Pavement Design
  • Traffic Theory
  • Level of Service
  • Queueing Theory
  • Intelligent Transportation Systems
  • Signalized Intersections
  • Transportation Planning
  • Route Choice
  • Implications

2
Havent Covered
  • Modes other than surface motorized vehicles
  • Environmental impacts from transportation
  • Economic impacts of transportation
  • Impact of fuel price on transportation
  • Transportation policy
  • Goods movement
  • .

3
Transportation courses at UW
  • CEE 441 Highway and Traffic Engineering (4
    credits) This is the senior capstone course for
    transportation-construction.
  • CEE 404 Infrastructure Construction (4 credits).
    Covers basic concepts of large infrastructure
    construction projects including planning,
    scheduling, life-cycle cost analysis (LCCA),
    construction cost, logistics and productivity.
    Involves a 7-week group project that plans a
    major repaving of an I-5 section in the urban
    Seattle area.
  • CEE 421 Pavement Design (3 credits) Current and
    developing procedures for the structural
    thickness design of pavements. Bituminous and
    concrete pavements for highways, airports, and
    special heavy loading. Elastic layered systems,
    slab theory. Performance evaluation for
    maintenance and overlay design.
  • CEE 410 Traffic Engineering Fundamentals and
    Surveys (3 credits) General review of the
    fundamentals of traffic engineering, including
    their relationship to transportation operations
    management and planning, with special emphasis on
    traffic engineering field surveys and data
    analysis.

4
Transportation courses at UW
  • CEE 416 Urban Transportation Planning and Design
    (3 credits) Brief review of major issues in
    urban transportation planning. Planning process
    discussed and transportation models introduced.
    Uses a systems framework, including goals and
    objectives, evaluation, implementation, and
    monitoring. A design term project, individual or
    small groups, utilizes material presented on a
    contemporary problem.
  • CEE 498B Transportation Logistics (3
    credits)Students who complete this course will
    gain an understanding of the logistics system,
    and the interaction between supply-chain
    management and freight transportation how goods
    are conveyed from production to consumption.
    Students will also gain a familiarity and
    facility with common methods used to analyze
    logistics problems, and the tools needed to
    understand current and future transportation
    choices in the transport of goods.
  • CEE 412 Transportation Data Management (3
    credits)
  • Introduction to modern concepts, theories, and
    tools for transportation data management and
    analysis. Applications of software tools for
    transportation data storage, information
    retrieval, knowledge discovery, data exchange,
    on-line information sharing, statistical
    analysis, system optimization and decision
    support.
  • CEE 579 Advanced Traffic Detection Systems (3
    credits)
  • Introduction to advanced tracking and detection
    technologies in transportation engineering
    including Global Positioning Systems (GPS),
    inductance loop detection systems, remote traffic
    microwave radar, computer-vision based
    technologies, and other emerging detection
    technologies with cutting-edge research in these
    areas.

5
Contemporary Issues in Transportation
  • The impact of rising fuel prices
  • Changing fuel sources
  • Reducing the environmental costs of
    transportation
  • Resilience
  • Security
  • News stories

6
  • Civil Engineers not only design and build
    infrastructure, but plan and manage.
  • Increasingly we will manage the infrastructure
    through the use of sensing technology and
    dynamic infrastructure.
  • These strategies allow us to manage the
    infrastructure and demand for that infrastructure
    better.
  • Better is cleaner, with less wasted fuel and
    time, cheaper?

7
  • Although the transportation system was designed
    by and is operated by humans, we do not
    understand its dynamics well.
  • Large problem
  • Many actors
  • Dynamic
  • Progress slowed by perceptions of research
  • Data limited

8
Marine Terminal Actors
  • Steamship lines (APL, Cosco)
  • Terminal Operators (MTC, SSA)
  • Port Authorities (Port of Seattle)
  • County Governments (Pierce County Terminal)
  • City Governments (City of Seattle, Seattle DOT,
    WSDOT)
  • Security agencies (DHS)
  • Drayage drivers and Licensed Motor Carriers
  • Importers or Shippers (WalMart)
  • Freight forwarders and expeditors
  • 3PLs or Logistics providers
  • Customs brokers
  • CBP
  • Labor Unions (ILWU, Teamsters)
  • Interest Groups (Waterfront Coallition)
  • EPA
  • Railroads

Own objectives and remuneration or incentive
schemes
9
Marine Terminal Issues
  • Environment
  • Air quality
  • Wetlands
  • Water quality
  • Security concerns
  • Competitiveness
  • Quality of life
  • Federalism

Consideration at a system level
10
Drayage Trucks
11
What is the Clean Trucks Program?
  • A proposal by the Ports of Los Angeles and Long
    Beach that would govern their relationships with
    Licensed Motor Carriers (LMCs)
  • LMCs will need to obtain a concession from the
    ports to do business there
  • LMCs must employ their drivers, currently most
    drayage drivers are owner/operators

12
What is the Clean Trucks Program?
  • Trucks will be charged a Transportation Impact
    Fee for every entry into the port (34) if the
    truck does not meet 2007 Environmental Protection
    Agency regulations
  • Trucks will be required to have GPS units
  • Trucks will be required to have RFID tags
  • By 2012 all trucks will be required to meet 2007
    EPA regulations

13
Official Goal of the CTP
  • With the program in place, the ports should be
    able to move forward with their infrastructure
    plans to expand to a capacity of 42.5 million
    TEUs while meeting the Clean Air Action Plans
    goals
  • Currently the ports moved about 16 million TEUs
    in 2006
  • The Clean Air Action Plan will cut particulate
    matter (PM) pollution from all port-related
    sources by at least 47 percent within the next
    five years

14
Other Objectives
  • Transfer the burden of regulation from the ports
    to the LMCs (security, safety, environment)
  • Increase transportation system efficiency
  • Provide a mechanism for financing a technology
    investment at the port
  • Improve working conditions for drayage drivers
    (estimate improvement from 12/hour to 20/hour)

15
What is the threat?
  • Southern California will
  • Experience tighter environmental regulation
  • Lose its position as the main US Port of Entry
    for goods from Asia
  • Lose the associated jobs and economic activity
  • By roughly 2025, that will result in the ability
    of the ports to support 300,000 to 600,000 new
    jobs that would be lost if that infrastructure
    cannot be built. John Husing

16
Current Operations
17
Anticipated Changes
  • Change size of drayage fleet
  • Employ drivers
  • Reduce gate delay
  • Smooth truck arrival pattern
  • Reduce empty trips

18
Full container destination
Full container origin
Port
19
Full container destination
Full container origin
Port
20
Queueing System
Stacks
Gate
Single versus double moves, wheeled versus
stacked storage
21
Terminal Time Modeling
22
M/D/1 Assumption
23
Summary
  • May not reduce overall delay.
  • Implementation of the program may result in mild
    improvements through
  • reduced gate delays,
  • fleet efficiencies,
  • increased driver tenure.
  • The possibility of disruption or inadequate truck
    or driver supply or the cost of the program to
    the industry is certainly increased.
  • Consistent with other transportation developments
    in the use of technology to manage the system
    both on the demand and supply side.
  • System benefit requires transfer of cost.
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