US Bridges

Seventh Ave over San Jose Crk Chan

Poor

Los Angeles County, California · 0.4MI N/O SR-60 Fwy · Structure no. 53C0497

Built
1967
58 years old, rebuilt 1978
Condition
Poor
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
179 ft
2 main spans
Daily traffic
26,484
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Seventh Ave over San Jose Crk Chan is a steel stringer/multi-beam or girder carrying Seventh Ave over San Jose Crk Chan in Los Angeles County, California. It was built in 1967 and reconstructed in 1978, 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 26,484 vehicles a day, roughly 4% of them trucks, projected to reach 31,781 by 2041. The structure is 179 ft (54.6 m) long and 96 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSeventh Ave
CrossesSan Jose Crk Chan
Location0.4MI N/O SR-60 Fwy
RouteCity Street 0L374
Coordinates34.02614, -117.98325
Functional classUrban Other Principal 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.
Superstructure8 Very GoodNo problems noted.
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 evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.1 US tons
Inventory rating45.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length179 ft (54.6 m)
Longest span83 ft (25.3 m)
Deck width96 ft (29.4 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,484 (2017)
Projected traffic31,781 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Seventh Ave over San Jose Crk Chan built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1978.

What condition is Seventh Ave over San Jose Crk Chan 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 Seventh Ave over San Jose Crk Chan carry?

About 26,484 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Seventh Ave over San Jose Crk Chan?

The structure is 179 ft (54.6 m) long with a longest span of 83 ft (25.3 m) and a deck 96 ft wide.

Who owns Seventh Ave over San Jose Crk Chan?

It is owned by the City or Municipal Highway Agency.