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A comment on Watch a highway bridge be replaced in under three days, live.

Re:Watch a highway bridge be replaced in under three days, live by bombcar on Friday April 22, 2022 @12:27PM (#31123798)
The "build it nearby and move it into position" has become all the rage lately, it's been proven multiple times and has advantages, even with longer spans like the St Croix Crossing.

Another one in China: https://www.youtube.com/watch?v=cKi8VWRDA_c

[ Parent | on HN ]
Re:Watch a highway bridge be replaced in under three days, live by Stevvo on Friday April 22, 2022 @07:09PM (#31129373)
Very impressive. Those stretches of prefabricated girders are sometimes hundreds of miles long because they built them to preserve land usage underneath even in areas the Terrain would allow surface-level tracks.
[ Parent | on HN ]