HWY 164 over Santiam River Oflow #4
Fair Condition68 years old7,541 vehicles/day
Location
| State | Oregon |
| County | Linn |
| Location | 009 Mi E Linn Marion Co L |
| Carries | HWY 164 |
| Crosses | Santiam River Oflow #4 |
| Coordinates | 44.71004, -123.03041 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 294.0 ft (89.6 m) |
| Max Span | 21.0 ft (6.4 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 788.5 sq m |
| Main Spans | 14 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 7,541 (2022) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00361 164 00712 |