103RD Street over James River
Brown County, South Dakota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 103RD Street over James River in Brown County, South Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1900 and reconstructed in 1968, making it 125 years old at the 2025 inventory.
- It carries about 98 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 20 of the 170 inventoried bridges in Brown County rated poor (11.8%); 20 (11.8%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (45.89307, -98.17066)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 3 | Serious condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Steel through truss |
| Length | about 62 ft |
| Location | 0.7N & 1W of Hecla |
| NBI structure number | 000000007268030 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Dakota department of transportation.
Busiest bridges in Brown County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US012 over Moccasin Ck | 1954 | 21,635 | Poor |
| Second Street over First Ave NW | 2003 | 11,055 | Fair |
| Second Street over Burlington Northern RR | 2003 | 11,055 | Fair |
| Second Street over Railroad Ave SW | 2003 | 11,055 | Fair |
| 3RD Avenue SE over Moccasin Creek | 2019 | 5,087 | Good |
| US281 over BNSF Railroad | 2001 | 4,468 | Fair |
All bridges nearby: Brown County, SD bridge conditions · every bridge in Brown County · South Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.