HWY 91 over HWY 1

Fair Condition67 years old9,741 vehicles/day

Location

StateOregon
CountyMultnomah
Location3.0 Mi NE Tigard Cc
CarriesHWY 91
CrossesHWY 1
Coordinates45.45361, -122.72102

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length250.3 ft (76.3 m)
Max Span99.7 ft (30.4 m)
Deck Width96.1 ft (29.3 m)
Deck Area2235.6 sq m
Main Spans2
Year Built1959

Traffic

Avg Daily Traffic9,741 (2022)
Truck Traffic1%
Lanes On Bridge8
Lanes Under Bridge13

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number08205 01W 00622

Nearby Bridges