Ellet 's Niagara Falls Suspension Bridge ( 1847 -- 48 ) was abandoned before completion .
Designed by Charles Ellet , Jr. and completed in 1842 , it had a span of 109 m .
Charles Ellet , Jr. 's Niagara Falls Suspension Bridge ( 1847 -- 48 ) was abandoned before completion .
Designed by Charles Ellet , Jr. and completed in 1842 , it had a span of 109 m .