Bridge conditions in Hutchinson County, South Dakota
160 inventoried bridges · 24 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Hutchinson County has 24 bridges rated poor out of 160 inventoried, a 15.0% share that puts it well above the national rate of about 7%.
- 24 of the 160 bridges in Hutchinson County, South Dakota, are rated in poor condition (15.0%) in the 2025 National Bridge Inventory, as of .
- 50 bridges (31.2%) are rated good and 86 (53.8%) fair.
- The median Hutchinson County bridge was built in 1980.
- The busiest poor-rated bridge is SD044 over North Br Dry Ck (built 1964), carrying about 1,651 vehicles a day.
Good 31.2% · Fair 53.8% · Poor 15.0% of 160 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 |
|---|---|---|---|
| SD044 over North Br Dry Ck | 1964 | 1,651 | Poor |
| US018 over James Rv | 1956 | 668 | Poor |
| Ash Street over Pony Ck | 1950 | 317 | Poor |
| 27260 418 Ave. over Pony Ck | 1939 | 81 | Poor |
| 41840 280 St. over Dry Ck | 1941 | 69 | Poor |
| 28550 421 Ave. over Ck | 1978 | 69 | Poor |
| 42130 Co. Rd. 11 over Plum Ck | 1935 | 69 | Poor |
| 28450 423 Ave over Lonetree Ck | 1985 | 69 | Poor |
| 28770 423 Ave. over South Br Lonetree Ck | 1960 | 69 | Poor |
| Ben Street over Pony Ck | 1941 | 51 | Poor |
| 28980 417 Ave. over Dawson Ck | 1991 | 50 | Poor |
| 26990 407 Ave over South Fork Twelve Mile C | 1984 | 45 | Poor |
| 26970 417 Ave. over Twelve Mile Ck | 1978 | 45 | Poor |
| 27140 417 Ave. over South Fork Twelve Mile C | 1983 | 45 | Poor |
| 28430 420 Ave. over Lonetree Ck | 1984 | 45 | Poor |
| 28070 416 Ave. over Dry Ck | 1935 | 35 | Poor |
| 27440 Bensen Road over Dry Ck | 1980 | 35 | Poor |
| 28760 433 Ave. over Ck | 1935 | 35 | Poor |
| 41910 283 St. over Lonetree Ck | 1964 | 26 | Poor |
| 27490 416 Ave. over Pony Ck | 1986 | 25 | Poor |
| 43290 288 St. over Ck | 1930 | 25 | Poor |
| 40480 285 Str. over Ck | 1985 | 20 | Poor |
| 28220 432 Ave. over Ck | 1981 | 15 | Poor |
| 27290 433 Ave. over Ck | 1935 | 15 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SD037 over Pony Ck | 1992 | 3,971 | Good |
| SD037 over Ck | 2000 | 3,375 | Good |
| SD037 over South Fork Twelve Mile C | 2000 | 3,234 | Good |
| US081 over Ck | 1994 | 2,385 | Good |
| SD037 over North Br Dry Ck | 2000 | 2,259 | Good |
| SD037 over Drainage Ditch | 2000 | 2,259 | Good |
| SD037 over South Br Dry Ck | 2000 | 2,259 | Good |
| SD044 over Pony Ck | 1959 | 1,657 | Fair |
| SD044 over Pony Ck | 1959 | 1,657 | Good |
| SD044 over Pony Ck | 1959 | 1,657 | 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.