Cover Image

Not for Sale



View/Hide Left Panel
Click for next page ( 72


The National Academies | 500 Fifth St. N.W. | Washington, D.C. 20001
Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement



Below are the first 10 and last 10 pages of uncorrected machine-read text (when available) of this chapter, followed by the top 30 algorithmically extracted key phrases from the chapter as a whole.
Intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text on the opening pages of each chapter. Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.

Do not use for reproduction, copying, pasting, or reading; exclusively for search engines.

OCR for page 71
71 terminal operators and occur within the boundaries under compare and evaluate the options. The details include descrip- their control. Due to the competitive nature of freight-system tions of the projects; location, date, and duration of imple- operators and modes, it is the challenge of the freight trans- mentation; before and after values of performance measures; portation system to encourage the individual operations cost; and lessons learned. The projects are identified by proj- within the entire freight mobility transportation system to ect numbers that include the state's name abbreviation to work together to coordinate their individual improvements. facilitate a decision on which examples to view in detail. This works across all modes regardless of where their physi- Where multiple options are selected, the characteristics of cal operations are located. these multiple options are displayed so that the user can com- pare different improvement options as illustrated in Figure 26. This process combines qualitative and quantitative factors. 6.2.3 Evaluation of Improvement Options The user has the option to go back to the improvement This component of the framework enables the user to view selection page to select different alternatives. Similarly, the details and compare implemented (or proposed) examples of user can select different projects to view and/or compare. the option(s) selected. For the selected options, a reference list The tool also provides links to sources of detailed project of projects in the database where the options have either been information that users can access. These sources are project implemented or are under consideration are displayed. The reports, documents describing the improvements, or web- user can select from the list of projects and view details to sites where further related information can be found on the Identify and evaluate improvement actions Definition of Physical Actions improvement Add turning lane action Widen lane Ramp meter Definition of Restriping improvement action Etc. Description Examples Examples of project Description of project FL-1 TX-2 OH-5 WA-1 UT-3 NJ-11 Characteristic Option 1 Option 2 Project name Mode Location of constraint Constraint Improvement Description of project Location of project Date of implementation Performance measure Pre-improvement value Post-improvement value Cost Benefits Selection criteria Implementation duration Lessons learned Figure 26. Comparison of improvement options.