Chiniak Highway over American River
Fair Condition52 years old600 vehicles/day
Location
| State | Alaska |
| County | Kodiak Island |
| Location | Mile Point 9.4 |
| Carries | Chiniak Highway |
| Crosses | American River |
| Coordinates | 57.64096, -152.51311 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 156.8 ft (47.8 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 406.3 sq m |
| Main Spans | 5 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 600 (2020) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0284 |