The original Whipple Bowstring bridge still stands, though it has been closed to vehicular traffic since January 1990.)
Another example stands on the campus of Union College in Schenectady, New York, where it serves as a pedestrian walkway.
Whipple's patented designs were implemented in numerous bridges, both Whipple truss and prefabricated bowstring arch truss bridges, which became the standard design for Erie Canal crossings; using an economical mix of wrought iron for tension members and cast iron in compression.
Another such bowstring arch is the Shaw Bridge, the only known Whipple design at its original location and the only known "double" believed extant.
Consisting of two identical spans sharing a common pier, it has been described as "a structure of outstanding importance to the history of American engineering and transportation technology.