419TH Avenue over Creek
Clark County, South Dakota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 419TH Avenue over Creek in Clark 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 1983, making it 42 years old at the 2025 inventory.
- It carries about 39 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 1 of the 21 inventoried bridges in Clark County rated poor (4.8%); 1 (4.8%) 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 → (44.75333, -97.83644)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Prestressed concrete tee beam |
| Length | about 29 ft |
| Location | 8.4N & 4.0E of Carpenter |
| NBI structure number | 000000013070276 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Dakota department of transportation.
Busiest bridges in Clark County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| 414TH Avenue over Creek | 1956 | 450 | Fair |
| 414TH Avenue over Creek | 1956 | 389 | Fair |
| SD028 over Shue Ck | 2016 | 302 | Fair |
| SD028 over Br Shue Ck | 2016 | 302 | Fair |
| 414TH Avenue over Creek | 1956 | 245 | Good |
| 414TH Avenue over Fordham Creek | 1956 | 236 | Fair |
All bridges nearby: Clark County, SD bridge conditions · every bridge in Clark County · South Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.