Every bridge in McPherson County, South Dakota
14 inventoried bridges, busiest first
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- McPherson County, South Dakota, has 14 bridges in the 2025 National Bridge Inventory: 4 rated good, 10 fair, and 0 poor (as of ).
- This index lists every one of them, busiest first; each links to its own condition record.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SD010 over Ck | 1957 | 770 | Fair |
| SD010 over Foot Ck | 1957 | 770 | Fair |
| SD010 over North Br Willow Ck | 1957 | 770 | Fair |
| SD010 over Trib to Foot Ck | 2014 | 753 | Fair |
| SD045 over Ck | 1996 | 391 | Fair |
| SD045 over Ck | 1996 | 391 | Fair |
| 363RD Avenue over Creek | 1952 | 218 | Good |
| 363RD Avenue over Foot Creek | 2021 | 218 | Good |
| SD045 over Spring Ck | 1933 | 188 | Fair |
| SD047 over Ck | 1954 | 160 | Fair |
| 371ST Avenue over Foot Creek | 1956 | 95 | Fair |
| 371ST Avenue over Willow Creek | 1990 | 95 | Fair |
| SD047 over Spring Ck | 1988 | 78 | Good |
| 324TH Avenue over Spring Creek | 2017 | 21 | Good |
Source: FHWA National Bridge Inventory, 2025.
McPherson County bridge conditions · South Dakota bridges by county.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.