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gotta love those RR bridges.

The UP - Idaho Falls Bridge (Old) is a lost Pratt through truss bridge that was located over the Snake River in Idaho Falls on the Union Pacific Railroad. It is also referred to as the "Old UP Bridge".

1879
Bonneville County
Design - Lost Pratt through truss bridge over Snake River on Union Pacific Railroad. Type: It was a Pratt through truss bridge, a type of bridge construction where the supporting beams form a Pratt truss within the bridge's overall structure.
Jul 19 2025
s 61mm

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