Pine Creek (unorg) over Pine Ck
Mellette County, South Dakota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pine Creek (unorg) over Pine Ck in Mellette County, South Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 1 (imminent failure condition) on the 0-9 scale.
- It was built in 1992, making it 33 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 2 of the 28 inventoried bridges in Mellette County rated poor (7.1%); 2 (7.1%) are rated poor.
- Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated June 2021, on a 12-month routine inspection cycle.
- 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 → (43.55302, -100.84991)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 4 | Poor condition |
| Superstructure | 3 | 3 | Serious condition |
| Substructure | 1 | 1 | Imminent failure condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 40 ft |
| Location | 5W & 0.8S White River |
| NBI structure number | 000000048200218 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | June 2021 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Dakota department of transportation.
Busiest bridges in Mellette County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Irr Ar US083 over Horse Head Ck | 1966 | 1,525 | Fair |
| Irr Ar US083 over Ck | 1965 | 1,525 | Good |
| US083 over Little White Rv | 2022 | 1,188 | Good |
| US083 over White Rv | 2021 | 1,188 | Good |
| SD044 over Little White Rv | 1973 | 739 | Fair |
| Irr Ar SD044 over Corn Ck | 1980 | 420 | Good |
All bridges nearby: Mellette County, SD bridge conditions · every bridge in Mellette County · South Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.