Town Lattice Truss, Minnesota, Goodhue County- Zumbrota, Zumbrota Bridge (11,017c)
Ithiel Town patented a lattice truss design in 1820. The lattice design fastened simple, diagonally set planks with treenails, or wooden pins, into crisscrossing truss system secured by top and bottom chords.
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Uploaded on May 9, 2009
Taken on May 3, 2009
Town Lattice Truss, Minnesota, Goodhue County- Zumbrota, Zumbrota Bridge (11,017c)
Ithiel Town patented a lattice truss design in 1820. The lattice design fastened simple, diagonally set planks with treenails, or wooden pins, into crisscrossing truss system secured by top and bottom chords.
974
views
0
faves
0
comments
Uploaded on May 9, 2009
Taken on May 3, 2009