The GreatRails North American Railroad Photo Archive
Photo of Tri-bolster (Span) Trucks
Tri-bolster (Span) Trucks

These span trucks link two trucks so that they can be articulated together yet allow each truck to move relative to the other. Outer trucks carry brake systems.

Unknown photographer February 22, 2021.
Added to the photo archive by Chris Brown, February 22, 2021.
Railroad: Pan Am Railways.

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Full-Sized image (2016 x 1512)
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