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Abstract:
Prefabricated bridge deck panels (PBDPs) are easily constructed, are associated with lower pollution levels, and cause minimum disruptions in existing traffic and the surrounding environment. Owing to these advantages, they are gradually becoming the research focus of bridge engineering. Configurations and materials of joints have significant effects on the speed of construction, integrity, and durability of PBDPs. Wet joints, with their small amounts of grout, high tolerance for construction errors, and superior mechanical properties, have gradually become commonly used joint types for PBDPs. Herein, previously published research studies on wet joints for PBDPs are systematically summarized. The configurations and performance of common wet joints are introduced first. The designs and behaviors of wet joints with high-performance materials are then clarified. The prediction models for the capacity of bar connections and post- tensioned connections subjected to bending moments, shear, and tension are discussed. The practical engineering values of the wet joints are demonstrated based on engineering practices. Finally, the development trends and future research directions of wet joints for PBDPs are pointed out. Based on high-performance materials, the novel configurations of the wet joints associated with superior performance, simple and convenient construction approaches, and economic efficiency, constitute the premise of future studies. Working mechanisms, failure modes, and performance prediction models of novel wet joints subjected to bending moment, shear, and fatigue loading are the basis for future works. In addition, a practical engineering- oriented design method of wet joints for PBDPs is the focus to be investigated. This paper can provide a broad view and technical support for the application of PBDPs. © 2025 Chang'an University. All rights reserved.
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China Journal of Highway and Transport
ISSN: 1001-7372
Year: 2025
Issue: 2
Volume: 38
Page: 147-163
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 9
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