Louisiana ST over Lake Sacajawea
Good Condition59 years old8,100 vehicles/day
Location
| State | Washington |
| County | Cowlitz |
| Location | Louisiana St. & Lake Sac. |
| Carries | Louisiana ST |
| Crosses | Lake Sacajawea |
| Coordinates | 46.14250, -122.95203 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 80.1 ft (24.4 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 48.2 ft (14.7 m) |
| Deck Area | 358.7 sq m |
| Main Spans | 1 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 8,100 (2021) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 085506000000000 |