CassandraVindicated t1_j16ry12 wrote
Reply to comment by pug_subterfuge in When this bridge in Fort Benton, Montana, USA was built 1888 it was required to have a swing span to allow steamboats to navigate. It was considered the furthest navigable point on Earth, more than 2,700 miles from the Gulf of Mexico. by triviafrenzy
Yeah, in the book they described it as quite a challenge and apparently it took more time than they wanted to spend. Thanks for the info.
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