SR 504 over Maratta Creek
Good Condition34 years old585 vehicles/day
Location
| State | Washington |
| County | Cowlitz |
| Location | 20.6 E Jct SR 504 Sp |
| Carries | SR 504 |
| Crosses | Maratta Creek |
| Coordinates | 46.31061, -122.28567 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 495.1 ft (150.9 m) |
| Max Span | 194.9 ft (59.4 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 1614.6 sq m |
| Main Spans | 3 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 585 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0013731C0000000 |