314 Avenue over Chapelle Ck
Hughes County, South Dakota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 314 Avenue over Chapelle Ck in Hughes County, South Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1961, making it 64 years old at the 2025 inventory.
- It carries about 33 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 8 of the 40 inventoried bridges in Hughes County rated poor (20.0%); 8 (20.0%) 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 → (44.32046, -99.87231)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 5 | Fair condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 62 ft |
| Location | 15.5S & 6.4W Harrold |
| NBI structure number | 000000033346155 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Dakota department of transportation.
Busiest bridges in Hughes County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US014 over Missouri Rv | 2024 | 15,450 | Good |
| US014 B over Hilgers Gulch | 1969 | 13,755 | Fair |
| Capitol Ave over Capitol Lake Outlet | 1950 | 7,155 | Poor |
| Broadway Ave over Hilgers Gulch | 1964 | 6,045 | Fair |
| Dakota Avenue over Hilgers Gulch | 1995 | 2,315 | Fair |
| US014 over Ck | 1985 | 2,004 | Good |
All bridges nearby: Hughes County, SD bridge conditions · every bridge in Hughes County · South Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.