Porter Creek Road over Overflow Channel
Good Condition16 years old821 vehicles/day
Location
| State | Washington |
| County | Grays Harbor |
| Location | 0.5 W Jct SR 12 |
| Carries | Porter Creek Road |
| Crosses | Overflow Channel |
| Coordinates | 46.93931, -123.32167 |
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 | Slab |
| Total Length | 226.0 ft (68.9 m) |
| Max Span | 55.4 ft (16.9 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 757.9 sq m |
| Main Spans | 4 |
| Year Built | 2010 |
Traffic
| Avg Daily Traffic | 821 (2020) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 088225000000000 |