101 And 280 over 280/101 Interchange

Poor Condition66 years old153,800 vehicles/day

Location

StateCalifornia
CountySan Francisco
Location04-sf-101-1.63-sf
Carries101 And 280
Crosses280/101 Interchange
Coordinates37.73094, -122.40382

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length1633.9 ft (498 m)
Max Span93.2 ft (28.4 m)
Deck Width37.7 ft (11.5 m)
Deck Area5,727 sq m
Main Spans18
Year Built1960

Traffic

Avg Daily Traffic153,800 (2019)
Truck Traffic2%
Lanes On Bridge4
Lanes Under Bridge20

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number34 0070

Nearby Bridges