Irr Bia Rte 1 over Wa-atch River
Clallam County, Washington · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr Bia Rte 1 over Wa-atch River in Clallam County, Washington, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1961, making it 64 years old at the 2025 inventory.
- It carries about 300 vehicles a day (traffic count year 2021).
- It is one of 8 of the 153 inventoried bridges in Clallam County rated poor (5.2%); 8 (5.2%) 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 August 2024, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (48.34675, -124.66281)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 4 | 4 | Poor condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete stringer or multi-beam girder |
| Length | about 175 ft |
| Location | 4 Km S.W. of Neah Bay |
| NBI structure number | 00000000000P061 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | August 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 Washington department of transportation.
Busiest bridges in Clallam County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 101 over Morse Creek | 1968 | 25,787 | Fair |
| SR 101 over Bagley Creek | 2021 | 25,487 | Good |
| US 101 over Discovery Creek | 2024 | 19,244 | Good |
| US 101 over Chicken Coop Creek | 2024 | 19,244 | Good |
| US 101 over Jimmycomelately Creek | 2004 | 18,344 | Good |
| US 101 over Simdars Rd | 1999 | 16,083 | Good |
All bridges nearby: Clallam County, WA bridge conditions · every bridge in Clallam County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.