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41ST Street over Big Sioux River

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

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

41ST Street over Big Sioux River 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 deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 2010, making it 15 years old at the 2025 inventory.
It carries about 18,100 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	Prestressed concrete multiple box beam
Length	about 305 ft
Location	West of Kiwanis Avenue
NBI structure number	000000050183230
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