I-5 over Duwamish R Rr City ST
Fair Condition62 years old95,981 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 0.4 N Jct SR 599 |
| Carries | I-5 |
| Crosses | Duwamish R Rr City ST |
| Coordinates | 47.48692, -122.26615 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 812.0 ft (247.5 m) |
| Max Span | 274.9 ft (83.8 m) |
| Deck Width | 71.9 ft (21.9 m) |
| Deck Area | 5420.2 sq m |
| Main Spans | 2 |
| Year Built | 1964 (reconstructed 1997) |
Traffic
| Avg Daily Traffic | 95,981 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0007171A0000000 |