Monohon Landing RD over North Fork Willapa River
Good Condition45 years old900 vehicles/day
Location
| State | Washington |
| County | Pacific |
| Location | 4.4 E Jct 105 101 |
| Carries | Monohon Landing RD |
| Crosses | North Fork Willapa River |
| Coordinates | 46.67133, -123.66922 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 182.1 ft (55.5 m) |
| Max Span | 110.9 ft (33.8 m) |
| Deck Width | 36.7 ft (11.2 m) |
| Deck Area | 621.6 sq m |
| Main Spans | 1 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 900 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 083696000000000 |