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Bridge conditions in Minnehaha County, South Dakota

394 inventoried bridges · 36 rated poor · 2025 National Bridge Inventory

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

36 of the 394 bridges the federal inventory lists in Minnehaha County are rated poor; the rest split 163 good and 195 fair.

36 of the 394 bridges in Minnehaha County, South Dakota, are rated in poor condition (9.1%) in the 2025 National Bridge Inventory, as of August 20, 2026.
163 bridges (41.4%) are rated good and 195 (49.5%) fair.
The median Minnehaha County bridge was built in 1991.
The busiest poor-rated bridge is 49TH Street over Big Sioux River (built 1979), carrying about 13,800 vehicles a day.

Good 41.4% · Fair 49.5% · Poor 9.1% of 394 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
49TH Street over Big Sioux River	1979	13,800	Poor
S. Cliff Avenue over Big Sioux River	1986	9,363	Poor
I090 W over SD038	1989	8,815	Poor
River Boulevard over Big Sioux River	1975	5,300	Poor
SD011 over West Pipestone Ck	1953	3,442	Poor
258TH St Hwy 130 over Big Sioux River	1966	2,419	Poor
Lamesa Dr Hwy 137 over Trib to Skunk Ck	1982	1,492	Poor
472ND Ave Hwy 133 over Trib to Big Sioux Rv	1955	1,204	Poor
246TH St Hwy 104 over Skunk Ck	1953	1,135	Poor
487TH Ave Hwy 103 over Beaver Creek	1967	1,006	Poor
Jasper St Hwy 104 over Trib to Big Sioux Rv	1922	994	Poor
Jasper St Hwy 104 over Trib to Big Sioux Rv	1938	974	Poor
250TH St Hwy 114 over Slip-up Creek	1956	965	Poor
258TH St Hwy 130 over Willow Ck	1979	878	Poor
248TH St Hwy 110 over Skunk Ck	1963	607	Poor
258TH St Hwy 130 over Skunk Creek	1977	589	Poor
484TH Ave Hwy 109 over Split Rock Creek	1974	448	Poor
487TH Ave Hwy 103 over Trib to Split Rock Ck	1977	398	Poor
Third Street over Ck	1952	160	Poor
262ND Benson Rd over Willow Ck	1974	102	Poor
256TH Street over Slip-up Creek	1938	80	Poor
266TH Street over Trib to Skunk Ck	1952	78	Poor
256TH Street over West Pipestone Creek	1940	76	Poor
257TH Street over West Pipestone Creek	1940	71	Poor
Grand View Meadow over Colton Ck	1940	70	Poor
261ST Street over Trib to Beaver Ck	1935	62	Poor
Wayne Avenue over Trib to Skunk Ck	1940	56	Poor
246TH Street over Trib to Big Sioux Rv	1940	51	Poor
483RD Avenue over Trib to Split Rock Ck	1938	46	Poor
487TH Avenue over Trib to Beaver Ck	1958	39	Poor
State Park Rd over Split Rock Ck	1908	35	Poor
259TH 85TH St N over Silver Ck	1970	32	Poor
253RD Street over Trib to W Pipestone Ck	1937	28	Poor
483RD Avenue over Trib to Split Rock Ck	1937	28	Poor
Meadowland St over Diversion Ditch	1948	26	Poor
256TH Street over West Br Skunk Ck	1930	13	Poor

Busiest bridges in the county

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
I029 S over Ellis and Eastern RR	2004	32,455	Fair
I029 S over W 12TH St	2006	32,455	Good
I029 N over Ellis and Eastern RR	2004	32,455	Fair
I029 N over W 12TH St	2006	32,455	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of South Dakota: South Dakota bridge conditions by county · every download on the data page.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.