SR 31 over Pend Oreille River
Fair Condition76 years old1,288 vehicles/day
Location
| State | Washington |
| County | Pend Oreille |
| Location | 14.1 N Jct SR 20 |
| Carries | SR 31 |
| Crosses | Pend Oreille River |
| Coordinates | 48.86596, -117.37396 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Truss - Deck |
| Total Length | 695.9 ft (212.1 m) |
| Max Span | 240.2 ft (73.2 m) |
| Deck Width | 33.8 ft (10.3 m) |
| Deck Area | 2184.6 sq m |
| Main Spans | 3 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 1,288 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 0003749A0000000 |