How did bridge builders of old ensure both ends of the bridge would perfect meet in the middle before laser measuring was around? 946 viewsJanuary 3, 2024 Question90.88K October 8, 2019 0 Comments How did bridge builders of old ensure both ends of the bridge would perfect meet in the middle before laser measuring was around? In: Engineering 14 Answers ActiveNewestOldest Anonymous Posted October 9, 2019 0 Comments Even more impressive is the transcontinental railroad, one of the tunnels they dug out from both sides and met up in the middle. They were within an inch I think You are viewing 1 out of 14 answers, click here to view all answers. Register or Login
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