Watson Manufacturing Co.
of Paterson, New Jersey
Erie - Portage Viaduct (2nd)
(Wyoming County, New York)Built 1875Pratt deck truss bridge over Genesee River on Erie RailroadReplaced by a new bridge
(Worcester County, Massachusetts)Built 1871Post through truss bridge over North Branch Nashua River on Ponakin RoadClosed to all traffic