Mad River Road over Entiat River
Poor Condition69 years old246 vehicles/day
Location
| State | Washington |
| County | Chelan |
| Location | 00.4n Ardenvoir |
| Carries | Mad River Road |
| Crosses | Entiat River |
| Coordinates | 47.73667, -120.36167 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 384.3 sq m |
| Main Spans | 4 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 246 (2018) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 082439000000000 |