SR 539 over Four Mile Creek
Good Condition18 years old19,679 vehicles/day
Location
| State | Washington |
| County | Whatcom |
| Location | 5.9 N Jct I-5 |
| Carries | SR 539 |
| Crosses | Four Mile Creek |
| Coordinates | 48.86807, -122.48581 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 60.0 ft (18.3 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 92.8 ft (28.3 m) |
| Deck Area | 517.9 sq m |
| Main Spans | 1 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 19,679 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 522 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0017273B0000000 |