US Bridges

Valley Blvd over San Gabriel Riv

Poor

Los Angeles County, California · 0.1MI W/O I-605 Fwy · Structure no. 53C0032

Built
1916
109 years old, rebuilt 1950
Condition
Poor
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
943 ft
13 main spans
Daily traffic
60,420
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Valley Blvd over San Gabriel Riv is a steel stringer/multi-beam or girder carrying Valley Blvd over San Gabriel Riv in Los Angeles County, California. It was built in 1916 and reconstructed in 1950, so it is 109 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 60,420 vehicles a day, roughly 4% of them trucks, projected to reach 72,504 by 2043. The structure is 943 ft (287.4 m) long and 70 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesValley Blvd
CrossesSan Gabriel Riv
Location0.1MI W/O I-605 Fwy
RouteCity Street 0
Coordinates34.05531, -118.0056
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length943 ft (287.4 m)
Longest span82 ft (25 m)
Deck width70 ft (21.3 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60,420 (2017)
Projected traffic72,504 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$10.3 million (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Valley Blvd over San Gabriel Riv built?

It was built in 1916, making it 109 years old in 2025. It was reconstructed in 1950.

What condition is Valley Blvd over San Gabriel Riv 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 Valley Blvd over San Gabriel Riv carry?

About 60,420 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Valley Blvd over San Gabriel Riv?

The structure is 943 ft (287.4 m) long with a longest span of 82 ft (25 m) and a deck 70 ft wide.

Who owns Valley Blvd over San Gabriel Riv?

It is owned by the City or Municipal Highway Agency.