Interstate 605 SB over San Gabriel River

Good Condition56 years old81,500 vehicles/day

Location

StateCalifornia
CountyLos Angeles
Location07-la-605-22.68-irw
CarriesInterstate 605 SB
CrossesSan Gabriel River
Coordinates34.09771, -117.98572

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length1190.0 ft (362.7 m)
Max Span100.1 ft (30.5 m)
Deck Width67.9 ft (20.7 m)
Deck Area7507.9 sq m
Main Spans13
Year Built1970

Traffic

Avg Daily Traffic81,500 (2022)
Truck Traffic12%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number53 2032L

Nearby Bridges