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Engineering Commons

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Civil and Environmental Engineering

University of Kentucky

2022

Risk

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Full-Text Articles in Engineering

Risk-Based Project Development, Steve Waddle, Ying Li, Christopher Van Dyke Jun 2022

Risk-Based Project Development, Steve Waddle, Ying Li, Christopher Van Dyke

Kentucky Transportation Center Research Report

Risk management is integral to highway project development. Managing risk entails identifying uncertainties which could influence project activities, understanding how they can be mitigated or eliminated, and monitoring risk during project development. Many state transportation agencies have introduced methods for identifying risks, determining whether risks are high impact or low impact, and generating response strategies. These methods are often qualitative or semi-quantitative in nature due to the challenge of quantifying the likelihood of a risk and its effects. These approaches are nonetheless valuable for helping designers and project development teams remain mindful of negative risks which could pose significant hurdles. …


Bridge Project Prioritization, Bryan Gibson, Christopher Van Dyke, Sudhir Palle, Ryan Griffith, Doug Kreis Jun 2022

Bridge Project Prioritization, Bryan Gibson, Christopher Van Dyke, Sudhir Palle, Ryan Griffith, Doug Kreis

Kentucky Transportation Center Research Report

Kentucky’s 14,000+ bridges are key nodes within the state’s surface transportation network. They facilitate the movement of freight, commercial vehicles, and personal vehicles alike. Historically, the Kentucky Transportation Cabinet (KYTC) has prioritized bridge maintenance projects using sufficiency ratings. These ratings are based on three factors — structural adequacy and safety, design obsolescence, and an asset’s importance within the roadway network. Although useful, sufficiency ratings do not account for factors that should be considered during the prioritization process (e.g., condition factors, risk). To address the shortcomings associated with using sufficiency ratings, KYTC — with the assistance of the Kentucky Transportation Center …