SR 18 over Green River
Good Condition31 years old28,147 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 2.5 E Jct SR 164 |
| Carries | SR 18 |
| Crosses | Green River |
| Coordinates | 47.30262, -122.17759 |
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 | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 405.8 ft (123.7 m) |
| Max Span | 170.9 ft (52.1 m) |
| Deck Width | 41.0 ft (12.5 m) |
| Deck Area | 1546.2 sq m |
| Main Spans | 3 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 28,147 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0014354B0000000 |