Diamond Hill Drive over I-5 (hwy 1)

Fair Condition67 years old323 vehicles/day

Location

StateOregon
CountyLinn
Location055 Mi N Lane-linn Line
CarriesDiamond Hill Drive
CrossesI-5 (hwy 1)
Coordinates44.28014, -123.06089

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length238.8 ft (72.8 m)
Max Span76.4 ft (23.3 m)
Deck Width30.8 ft (9.4 m)
Deck Area684.3 sq m
Main Spans4
Year Built1959

Traffic

Avg Daily Traffic323 (2010)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number08248 001 20906

Nearby Bridges