SR 506 over Olequa Creek
Good Condition45 years old1,623 vehicles/day
Location
| State | Washington |
| County | Lewis |
| Location | 4.9 E Cowlitz Co |
| Carries | SR 506 |
| Crosses | Olequa Creek |
| Coordinates | 46.40194, -122.96469 |
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 | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 115.2 ft (35.1 m) |
| Deck Width | 44.9 ft (13.7 m) |
| Deck Area | 501.4 sq m |
| Main Spans | 1 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 1,623 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0011913A0000000 |