SB State RTE 280 over Larkspur Drive

Good Condition57 years old51,500 vehicles/day

Location

StateCalifornia
CountySan Mateo
Location04-sm-280-r18.52-mlbr
CarriesSB State RTE 280
CrossesLarkspur Drive
Coordinates37.59600, -122.41926

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length99.1 ft (30.2 m)
Max Span96.5 ft (29.4 m)
Deck Width69.6 ft (21.2 m)
Deck Area640.2 sq m
Main Spans1
Year Built1969

Traffic

Avg Daily Traffic51,500 (2009)
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection721
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number35 0216L

Nearby Bridges

NB State RTE 280 over Larkspur Drive 0.0 mi Fair State Route 280 SB over Hillcrest Boulevard 0.6 mi Fair State Route 280 NB over Hillcrest Boulevard 0.6 mi Fair N280-n35 Cnntr Rmp over Interstate 280 0.7 mi Fair Crystal Springs RD over Interstate 280 0.8 mi Fair Interstate 280 NB over Crystal Springs Off-ramp 1.3 mi Fair Interstate 280 SB over Crystal Springs Off-ramp 1.3 mi Fair State Route 280 SB over Trousdale Drive 1.3 mi Fair State Route 280 NB over Trousdale Drive 1.4 mi Fair Interstate 280 SB over Whitman Way 1.5 mi Fair