What's better than transportation infrastructure? More transportation infrastructure! Thanks again to everyone who sent in photos. EDIT: Several people have commented that the angled frames around the signs are to prevent graffiti. Submit your photos of interesting infrastructure here: http://practical.engineering/whats-that-infrastructure/ LINKS: Can Opener Bridge: www.11foot8.com Nick Moore: null Karl Jansen: www.ceephotos.karcor.com Watch this video and the entire Practical Engineering catalog ad-free on Nebula: https://go.nebula.tv/practical-engineering Patreon: http://patreon.com/PracticalEngineering Website: http://practical.engineering/ Music: Elexive - Valley Santa (https://www.youtube.com/watch?v=TA7Hro7OYpc)