Interstate 380 EB over US 101 Ramps City ST

Fair Condition50 years old75,000 vehicles/day

Location

StateCalifornia
CountySan Mateo
Location04-sm-380-6.32-sbr
CarriesInterstate 380 EB
CrossesUS 101 Ramps City ST
Coordinates37.63524, -122.40439

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length2226.0 ft (678.5 m)
Max Span142.1 ft (43.3 m)
Deck Width43.3 ft (13.2 m)
Deck Area8956.2 sq m
Main Spans5
Year Built1976 (reconstructed 1987)

Traffic

Avg Daily Traffic75,000 (1998)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge12

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number35 0255R

Nearby Bridges