US Bridges

Stimson Ave over San Jose Crk

Poor

Los Angeles County, California · E/O Hacienda Blvd · Structure no. 53C0793

Built
1967
58 years old, rebuilt 1990
Condition
Poor
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
107 ft
1 main span
Daily traffic
18,869
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stimson Ave over San Jose Crk is a steel stringer/multi-beam or girder carrying Stimson Ave over San Jose Crk in Los Angeles County, California. It was built in 1967 and reconstructed in 1990, so it is 58 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 18,869 vehicles a day, roughly 3% of them trucks, projected to reach 22,643 by 2043. The structure is 107 ft (32.5 m) long and 76 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesStimson Ave
CrossesSan Jose Crk
LocationE/O Hacienda Blvd
RouteCity Street 0L376
Coordinates34.0126, -117.95411
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length107 ft (32.5 m)
Longest span103 ft (31.4 m)
Deck width76 ft (23.1 m)
Roadway width64 ft (19.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,869 (2017)
Projected traffic22,643 by 2043
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Stimson Ave over San Jose Crk built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1990.

What condition is Stimson Ave over San Jose Crk in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does Stimson Ave over San Jose Crk carry?

About 18,869 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Stimson Ave over San Jose Crk?

The structure is 107 ft (32.5 m) long with a longest span of 103 ft (31.4 m) and a deck 76 ft wide.

Who owns Stimson Ave over San Jose Crk?

It is owned by the City or Municipal Highway Agency.