Archer Road over Pataha Creek
Good Condition28 years old50 vehicles/day
Location
| State | Washington |
| County | Columbia |
| Location | 0.046 Mi Left Sr12 |
| Carries | Archer Road |
| Crosses | Pataha Creek |
| Coordinates | 46.54526, -117.89271 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 91.9 ft (28 m) |
| Max Span | 88.9 ft (27.1 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 243.6 sq m |
| Main Spans | 1 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 50 (2019) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 086403000000000 |