Road 435 over Tri-county Supply Canal
Gosper County, Nebraska · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Road 435 over Tri-county Supply Canal in Gosper County, Nebraska, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2019, making it 6 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2003).
- It is one of 35 of the 62 inventoried bridges in Gosper County rated good (56.5%); 11 (17.7%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated October 2023, on a 24-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 → (40.693, -99.7)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 9 | 9 | Excellent condition |
| Substructure | 9 | 9 | Excellent condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 124 ft |
| Location | 8N 2E of Smithfield |
| NBI structure number | C003744325 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2023 |
| Inspection interval (item 91) | 24 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 Nebraska department of transportation.
Busiest bridges in Gosper County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US283 over Tri-county Supply Canal | 1992 | 2,310 | Good |
| US283 over Plum Creek | 1957 | 1,910 | Good |
| US283 over Elk Creek | 1960 | 1,225 | Good |
| Johnson Lake Dr over Tri-county Supply Canal | 1935 | 1,220 | Poor |
| N23 over Plum Creek | 1959 | 990 | Good |
| R37B Fas 1687 over Tri-county Supply Canal | 1959 | 765 | Fair |
All bridges nearby: Gosper County, NE bridge conditions · every bridge in Gosper County · Nebraska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.