County Highway 450 over Stream
Sherman County, Nebraska · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Highway 450 over Stream in Sherman County, Nebraska, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1990, making it 35 years old at the 2025 inventory.
- It carries about 20 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 49 of the 118 inventoried bridges in Sherman County rated fair (41.5%); 3 (2.5%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated October 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (41.1628, -98.7759)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 26 ft |
| Location | 3N 2.5E Rockville |
| NBI structure number | C008223415 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | October 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Nebraska department of transportation.
Busiest bridges in Sherman County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| N2 over Mud Creek | 1990 | 2,735 | Fair |
| N2 over Mud Creek | 1990 | 2,735 | Good |
| N2 over Mud Creek Tributary | 1988 | 1,825 | Good |
| N2 over Mud Creek | 1939 | 1,825 | Good |
| N2 over Mud Creek | 1939 | 1,825 | Good |
| N2 over Bloody Run Creek | 1938 | 1,825 | Good |
All bridges nearby: Sherman County, NE bridge conditions · every bridge in Sherman County · Nebraska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.