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<doi>/ISEC.res.2017.60</doi>
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<article-title>AN ASSET MANAGEMENT FRAMEWORK FOR<br/>
RAMP METERING SYSTEMS AND ADAPTIVE<br/>
TRAFFIC CONTROL SYSTEMS</article-title>
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<author>SONG HE, OSSAMA SALEM, and BARIS SALMAN</author>

<aff>Dept of Civil and Environmental Engineering, Syracuse University, Syracuse, USA</aff>


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<abstract>
<title>ABSTRACT</title>
<p>Transportation systems management and operations (TSM&amp;O) strategies such as
adaptive traffic control systems (ATCSs) and ramp metering systems (RMSs) can be
utilized to exploit existing transporting capacity instead of undertaking costly new
construction projects. This paper presents an asset management framework for
TSM&amp;O components used in ATCSs and RMSs including signal heads, controllers,
detectors, supporting structures, and communication lines to support the decision
making processes of transportation agencies. ATCS and RMS overall condition
ratings and importance indices are the two parameters that contribute to prioritization
of these TSM&amp;O applications. A fuzzy logic approach is used to combine these two
major components. Inspection guidelines and published cost databases are primary
data sources, while economic (agency), social (traveler), and environmental benefits
that would be lost in case of failures are considered in developing procedures to
determine the importance indices. This asset management framework allows
transportation agencies to identify ATCS and RMS deployments with high risk
considering both the condition levels and benefits provided by these deployments, and
hence constitutes a highly important step towards development of risk management and
mitigation plans featuring appropriate maintenance, repair and rehabilitation (MRR)
strategies. Future research can integrate additional TSM&amp;O components into the
asset management framework, and the boundary of benefits considered in determining
the importance indices can be expanded.</p>
<p><italic>Keywords: </italic>Condition evaluation, Importance assessment, Fuzzy logic, Risk
management, Maintenance, TSM&amp;O.</p>
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