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.
Why don't bridges ever get lonely? Because they're always making connections.
South Dakota
Total Bridges
37
Poor Condition
16.2%
Avg Sufficiency
62.8
Avg Age
57 yrs
Total Bridges
37
Poor Condition
6(16.2%)
Good or Better
16
Avg Sufficiency
62.8
Average Age
57 yrs
Daily Crossings
21K
Showing 1 - 20 of 37 bridges
over ANTELOPE CK
over BAD RV
over PLUM CK
over DAN POWELL CK
over BAD RV
over BAD RV
over LANCE CK
over TOMAHAWK CK
over PLUM CK
over WILLOW CK
over SANSARC CK
over BIG PRAIRIE DOG CK
over CK
over COTTONWOOD CK
over LA ROCHE CK
over LANCE CK
over ANTELOPE CK
over CHANTIER CK
over CK
over CK