Robertson Road over Berg Slough
Good Condition47 years old26 vehicles/day
Location
| State | Washington |
| County | Grays Harbor |
| Location | 00.2 W Jct 9415 |
| Carries | Robertson Road |
| Crosses | Berg Slough |
| Coordinates | 47.06464, -124.04028 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 62.7 ft (19.1 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 139.4 sq m |
| Main Spans | 3 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 26 (2024) |
| Truck Traffic | 27% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 081054000000000 |