P Road NW over Lat W39.9e2 Blk 75
Grant County, Washington · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- P Road NW over Lat W39.9e2 Blk 75 in Grant County, Washington, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1952, making it 73 years old at the 2025 inventory.
- It carries about 274 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 100 of the 304 inventoried bridges in Grant County rated fair (32.9%); 9 (3.0%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: substructure 6 to 7.
- Its most recent inspection on record is dated December 2024, on a 12-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 → (47.15029, -119.8325)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 7 | Good condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 29 ft |
| Location | P NW 0.4 S of 5 NW |
| NBI structure number | 081005000000000 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | December 2024 |
| Inspection interval (item 91) | 12 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 Washington department of transportation.
Busiest bridges in Grant County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Alder Street over Parker Horn | 1958 | 29,630 | Fair |
| SR 17 over I-90 Ramp | 1958 | 16,352 | Fair |
| Stratford Rd over SR 17 | 1966 | 14,235 | Fair |
| I-90 over Moses Lake | 1958 | 13,711 | Fair |
| I-90 over Moses Lake | 1958 | 13,711 | Fair |
| SR 17 over Parker Horn | 1955 | 11,733 | Good |
All bridges nearby: Grant County, WA bridge conditions · every bridge in Grant County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.