State Route 1 over Gateway Drive

Good Condition62 years old43,500 vehicles/day

Location

StateCalifornia
CountySan Mateo
Location04-sm-001-r46.51-dlc
CarriesState Route 1
CrossesGateway Drive
Coordinates37.66550, -122.48521

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length135.8 ft (41.4 m)
Max Span62.0 ft (18.9 m)
Deck Width186.7 ft (56.9 m)
Deck Area2355.7 sq m
Main Spans3
Year Built1964 (reconstructed 1972)

Traffic

Avg Daily Traffic43,500 (2009)
Truck Traffic2%
Lanes On Bridge8
Lanes Under Bridge2

Inspection & Ownership

Last InspectionOctober 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number35 0192

Nearby Bridges