In Tacoma, WA, the I-5 bridge over the Puyallup River took 25 years to complete.
Just sayin’.
23 years, actually:
https://www.king5.com/article/news/local/i-5-puyallup-river-bridge-lanes-reopen/281-33b74ca3-8dc0-4b54-8b17-11e49702ea99