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Treesearch

Investigation of the performance of cross-laminated timber deck panels on longitudinal steel bridge girders

Formally Refereed
Download (PDF 1.05 MB): https://research.fs.usda.gov/download/treesearch/69594.pdf

Abstract

The use of cross-laminated timber (CLT) has become more popular, with many advances stemming from research and construction projects in Europe. CLT has been utilized in vertical construction projects where many inherent features have been maximized. CLT is prefabricated, relatively lightweight, dimensionally stable, and sustainable. Despite these advances, the use of CLT in bridge structures has been limited, and the adoption of CLT into governing bridge design codes has been slow in North America. Results of laboratory investigation assessing the feasibility of CLT as a primary structural material for highway bridge desk applications are reported. The investigation focused on the strength and serviceability of a transverse desk panel system supported by longitudinal steel girders, which was tested under service loading to determine the structural behavior. Results of longitudinal deck panel tests are reported in Dahlberg et al. [1] and Dahlberg et al. [2].

Citation

Dahlberg, Justin M.; Wacker, James P.; Liu, Zhengyu; Rammer, Douglas R. 2025. Investigation of the performance of cross-laminated timber deck panels on longitudinal steel bridge girders. In: World Conference on Timber Engineering. Brisbane, Australia. June 22-26, 2025. 724-732. https://doi.org/10.52202/080513-0091.
Citations