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 50
Guidebook
47
Transportation Case Studies
1
Study
Case
Adaptive Control Software Lite
Value to Sell:
Publicprivate partnerships that advance signal software development.
Context and FHWA would pay half of the development costs
In the mid-1990s when new technologies were for the "bridging" software to connect the old and
booming, one of the innovations that changed the new systems for each participating manufacturer.
field was adaptive control technology. Adaptive This incentive offered a big reward--better
control systems "teach" themselves by measuring product and low development cost--for the
their own performance and adapting to improve risk of participating in the research with fellow
based on changing conditions, making them good competitors.
candidates to deal with the increasing congestion Content
in urban areas. The Federal Highway Administration
(FHWA)/Turner-Fairbank Highway Research Center The FHWA communicated that ACS Lite was the
embarked on research to improve traffic signal best way to significantly reduce congestion because
control. The research yielded a program called it was designed to keep the signal settings and
Adaptive Control Software (ACS). ACS was well timing current. A second message was that ACS Lite,
suited for large urban areas. However, in areas with through the incentives offered to manufacturers,
small to medium population densities, installation could serve as a cost-effective retrofit for existing
and maintenance costs kept the ACS system from systems, while requiring minimal equipment or
gaining wide acceptance. Given these barriers, replacement for its use.
FHWA identified a need to adapt the software to be
Channel and Style
suitable for use in small and mid-sized cities. The
result was a new software tool called ACS Lite. The channel and style used in this case were
personal, conversational contact. The FHWA had to
Strategy reach out to policy makers, technical researchers,
Two strategies were used to develop ACS Lite. First, and industry leaders to convey the industry-wide
developers had to convey the message that ACS Lite benefits of ACS Lite and to gain acceptance of the
was a product with the ability to solve a problem on new software. By communicating directly with
a national scale. Second, the FHWA research team decision makers and industry influencers, the FHWA
offered an incentive to the major industry players: was able to successfully carry out its strategies.
they could obtain the ACS Lite software at no cost,