Gar Swanson Drive over Port of Morrow RR Spur
Morrow County, Oregon · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Gar Swanson Drive over Port of Morrow RR Spur in Morrow County, Oregon, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 2019, making it 6 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 2015).
- It is one of 29 of the 71 inventoried bridges in Morrow County rated good (40.8%); 3 (4.2%) are rated poor.
- 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 → (45.85856, -119.63178)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 7 | Good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 106 ft |
| Location | Port of Morrow |
| NBI structure number | 23963 000 00037 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Morrow County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-84 (hwy 2) EB over Port of Morrow I/c (EB) | 1984 | 10,457 | Good |
| I-84 (hwy 2) WB over Port of Morrow I/c (WB) | 1984 | 10,457 | Fair |
| I-84 (hwy 006) EB over Irrigon Jct Interchange | 1962 | 9,643 | Fair |
| I-84 (hwy 006) over Irrigon Jct Interchange | 1962 | 9,643 | Fair |
| I-84 (hwy 002) WB over Three Mile Canyon West | 1965 | 7,162 | Fair |
| I-84 (hwy 002) EB over Three Mile Canyon East | 1964 | 7,162 | Good |
All bridges nearby: Morrow County, OR bridge conditions · every bridge in Morrow County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.