284th AVE SE over Drainage Ditch
Good Condition3 years old1,600 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 800ft N Of SE 472nd ST |
| Carries | 284th AVE SE |
| Crosses | Drainage Ditch |
| Coordinates | 47.17978, -121.96339 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 33.1 ft (10.1 m) |
| Deck Width | 57.1 ft (17.4 m) |
| Deck Area | 175.7 sq m |
| Main Spans | 1 |
| Year Built | 2023 |
Traffic
| Avg Daily Traffic | 1,600 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 089532000000000 |