As of March 31, 2022, 31 percent of inspected road bridges were of undetermined construction age in Japan. Furthermore, the largest share of known building age was 51 years and older, accounting for 20 percent of the roughly 722 thousand bridges inspected between fiscal 2014 and fiscal 2021.
Distribution of inspected road bridges in Japan as of March 2022, by building age
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MLIT (Japan). (September 16, 2022). Distribution of inspected road bridges in Japan as of March 2022, by building age [Graph]. In Statista. Retrieved December 18, 2024, from https://www.statista.com/statistics/1231293/japan-inspected-road-bridges-share-by-age/
MLIT (Japan). "Distribution of inspected road bridges in Japan as of March 2022, by building age." Chart. September 16, 2022. Statista. Accessed December 18, 2024. https://www.statista.com/statistics/1231293/japan-inspected-road-bridges-share-by-age/
MLIT (Japan). (2022). Distribution of inspected road bridges in Japan as of March 2022, by building age. Statista. Statista Inc.. Accessed: December 18, 2024. https://www.statista.com/statistics/1231293/japan-inspected-road-bridges-share-by-age/
MLIT (Japan). "Distribution of Inspected Road Bridges in Japan as of March 2022, by Building Age." Statista, Statista Inc., 16 Sep 2022, https://www.statista.com/statistics/1231293/japan-inspected-road-bridges-share-by-age/
MLIT (Japan), Distribution of inspected road bridges in Japan as of March 2022, by building age Statista, https://www.statista.com/statistics/1231293/japan-inspected-road-bridges-share-by-age/ (last visited December 18, 2024)
Distribution of inspected road bridges in Japan as of March 2022, by building age [Graph], MLIT (Japan), September 16, 2022. [Online]. Available: https://www.statista.com/statistics/1231293/japan-inspected-road-bridges-share-by-age/