Did you know? The oldest bridge in the NBI was built in 1697.
Did you know? The oldest bridge in the NBI was built in 1697.
The average US bridge is 48 years old. That's a lot of birthday candles.
Iowa
Total Bridges
185
Poor Condition
29.2%
Avg Sufficiency
58.6
Avg Age
43 yrs
Total Bridges
185
Poor Condition
54(29.2%)
Good or Better
66
Avg Sufficiency
58.6
Average Age
43 yrs
Daily Crossings
63K
Showing 1 - 20 of 185 bridges
over STREAM
over UNNAMED STREAM
over COOPER CREEK
over WALNUT CREEK
over COOPER CREEK
over COOPER CREEK
over COOPER CREEK
over WALNUT CREEK
over WOLF BRANCH CREEK
over HONEY CREEK
over SHOAL CREEK
over PACKARD CREEK
over STREAM
over SMALL CREEK
over STREAM
over STREAM
over BUCK BRANCH
over SMALL STREAM
over CHARITON RIVER
over SNORT CREEK