SD019 over Vermillion Rv
Clay County, South Dakota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SD019 over Vermillion Rv in Clay County, South Dakota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2004, making it 21 years old at the 2025 inventory.
- It carries about 916 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 38 of the 93 inventoried bridges in Clay County rated good (40.9%); 14 (15.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: superstructure 7 to 8.
- Its most recent inspection on record is dated February 2025, on a 48-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (43.0243, -96.96347)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 195 ft |
| Location | 4.2 S Jct Sd 46 |
| NBI structure number | 000000014100041 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2025 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Dakota department of transportation.
Busiest bridges in Clay County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SD050 over Sd 50 Wl So Dak Owned R | 1981 | 5,147 | Good |
| SD050 over Vermillion Rv | 1981 | 5,147 | Fair |
| SD046 over Blind Ck | 2020 | 3,303 | Good |
| SD050 E over SD050 L | 1977 | 3,094 | Fair |
| SD019 over Vermillion Rv | 1997 | 2,764 | Good |
| SD019 over BNSF RR | 1997 | 2,764 | Good |
All bridges nearby: Clay County, SD bridge conditions · every bridge in Clay County · South Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.