Or 99w(hwy 001w)nb over Rock Creek (onion Flat)
Fair Condition71 years old14,012 vehicles/day
Location
| State | Oregon |
| County | Washington |
| Location | 014 Mi N Sherwood |
| Carries | Or 99w(hwy 001w)nb |
| Crosses | Rock Creek (onion Flat) |
| Coordinates | 45.38159, -122.82678 |
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 | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 453.8 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 14,012 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 01578A01W 01383 |