NE 159th ST over Cottage Lake Creek
Fair Condition39 years old1,097 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 0.1 Mi W Of Avondale RD |
| Carries | NE 159th ST |
| Crosses | Cottage Lake Creek |
| Coordinates | 47.74285, -122.08400 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 21.0 ft (6.4 m) |
| Max Span | 20.3 ft (6.2 m) |
| Deck Width | 40.0 ft (12.2 m) |
| Deck Area | 78.1 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 1,097 (2018) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 082342000000000 |