Interstate 405 over Los Angeles River

Good Condition68 years old220,000 vehicles/day

Location

StateCalifornia
CountyLos Angeles
Location07-la-405-39.62-la
CarriesInterstate 405
CrossesLos Angeles River
Coordinates34.16265, -118.46930

Condition Ratings

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

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length84.6 ft (25.8 m)
Max Span84.6 ft (25.8 m)
Deck Width139.8 ft (42.6 m)
Deck Area1099.1 sq m
Main Spans1
Year Built1958

Traffic

Avg Daily Traffic220,000 (2019)
Truck Traffic4%
Lanes On Bridge10

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number53 1159

Nearby Bridges

S405-n&s101 Conn over Los Angeles River 0.1 mi Good US Highway 101 NB over S405-s101 Connector Ramp 0.1 mi Fair N101-s405 Connectr over I 405 & N101-s405 Ramp 0.1 mi Fair US Highway 101 NB over I 405 & N101-s405 Ramp 0.1 mi Fair US Highway 101 SB over I 405 & N101-s405 Ramp 0.2 mi Fair S101-n405 Connectr over I 405 & N101-s405 Ramp 0.2 mi Fair Sepulveda BLVD over Los Angeles River 0.2 mi Good US Highway 101 SB over N405-n101 Connector Ramp 0.2 mi Good U.s. Highway 101 over Haskell AVE 0.3 mi Good U.s. Highway 101 over Haskell AVE 0.3 mi Good