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10TH Street over Railroad Switchyard

Minnehaha County, South Dakota · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

10TH Street over Railroad Switchyard in Minnehaha County, South Dakota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1930 and reconstructed in 1979, making it 95 years old at the 2025 inventory.
It carries about 10,700 vehicles a day (traffic count year 2022).
Its listed owner is a city or municipal highway agency.
It is one of 195 of the 394 inventoried bridges in Minnehaha County rated fair (49.5%); 36 (9.1%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 844 ft
Location	East of Reid Street
NBI structure number	000000050206208
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the South Dakota department of transportation.

Bridge	Built	Vehicles/day	Condition
I229 over Ck	1959	43,830	Fair
West 12TH Street over Big Sioux River	1997	40,100	Good
E 10TH St over I229	1995	35,954	Fair
I229 over W 57TH St	1995	34,780	Good
I029 S over Skunk Ck	1989	33,310	Fair
I029 N over Skunk Ck	1989	33,310	Fair