Coordinating diamond interchange and arterial street signal control /

accurately quantify delay differences. Nevertheless, the

Bibliographic Details
Main Author: Engelbrecht, Roelof Johannes
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:accurately quantify delay differences. Nevertheless, the
and interchange. The strategy for undersaturated conditions
approach entails dividing the arterial-interchange system
arterial signal
arterial streets. There are significant functional
be beneficial. This will be the case when the optimal cycle
components can be estimated by applying methodologies and
conditions on the arterial
conducive to good progression across the arterial-
control were developed for undersaturated and oversaturated
control. An approach for evaluating uncoordinated and
coordinated interchange-arterial control was developed. The
coordination, if any.
determine the conditions under which it would be beneficial
differences between diamond interchanges and arterial
given to the traffic signal control. The objective of this
guideline to estimate performance changes when changing from
heuristics developed in this thesis. The estimated
hypothetical arterial-interchange system using microscopic
In urban areas, diamond interchanges are often located on
integrating diamond interchange signal control and arterial
interchange and arterial signal control could
interchange and the closest arterial signal is I
interchange interface.
interchange systems are similar-probably not differing by
interchange, and (iii) the arterial. interchange interface.
into three components, (i) the arterial, (ii) the
lengths of the arterial and
mesoscopic or microscopic simulate' ion should be used to
more than 10 to 15 seconds-and when the spacing between the
must are then aggregated to estimate of the performance of
particular cycle lengths, the coordination of diamond
performance estimate may be compared to the performance under
performance of the three components under coordinated control
Separate strategies for coordinating diamond interchange and
simulation. Results indicated that the methodologies and
street signal control. Specifically, the study attempted. to
streets, as arterial streets serve mainly through traffic,
study indicated that under some conditions, notably
The benefits of coordinated control on each of these
the combined system under coordination. The combined
thesis was to formulate and evaluate a strategy for
to coordinate diamond interchange and arterial signal
to these functional differences, special attention should be
uncoordinated control, to determine the benefits of
uncoordinated to coordinated control, but ideally,
was then tested on a
while diamond interchanges serve mainly turning traffic. Due
Item Description:"Major subject: Civil Engineering".
Vita.
Physical Description:xi, 150 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 143-149.