Document Type

Thesis

Degree

Master of Science (MS)

Major/Program

Engineering Management

First Advisor's Name

Shabnam Rezapour

First Advisor's Committee Title

Committe chair

Second Advisor's Name

MohammadHadi Amini

Second Advisor's Committee Title

Co-committe chair

Third Advisor's Name

Shih-Ming Lee

Third Advisor's Committee Title

Committee member

Keywords

Short-term road network restoration; Traffic planning; Workforce scheduling; Reinforcement learning.

Date of Defense

7-1-2022

Abstract

Timely restoration of road networks plays a critical role in the response operations after disasters and helps communities turn back to their normal operations soon. Scarcity of restoration resources, uncertainty of recovery times, and behavioral variations of travelers are the major factors that highly complicate road network restoration operations. Here, these challenges are addressed by developing a Behaviorally-enriched Reinforcement Learning Mechanism (BRLM). Considering gradual adaptation of travelers, the mechanism optimizes scheduling and resource allocation decisions in the restoration process to make the highest acceleration in the post-disaster traffic movement. The performance of BRLM is tested on the road network of Sioux Falls in South Dakota for several tornado scenarios. To evaluate the efficiency of BRLM, a heuristic method is developed that ignores post-disaster traffic movement in making restoration decisions. Results show that the advantages of emergency road restoration on the post-disaster traffic flows completely depend on the behavior of travelers.

Identifier

FIDC010833

ORCID

https://orcid.org/0000-0003-3772-6596

Available for download on Sunday, June 16, 2024

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