US Bridges

Rosecrans Ave over San Gabriel Riv

Fair

Los Angeles County, California · 0.3MI W/O I-605 Fwy · Structure no. 53C0079

Built
1951
74 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
304 ft
5 main spans
Daily traffic
28,840
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Rosecrans Ave over San Gabriel Riv is a concrete continuous tee beam carrying Rosecrans Ave over San Gabriel Riv in Los Angeles County, California. It was built in 1951, so it is 74 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 28,840 vehicles a day, roughly 2% of them trucks, projected to reach 34,608 by 2044. The structure is 304 ft (92.8 m) long and 59 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRosecrans Ave
CrossesSan Gabriel Riv
Location0.3MI W/O I-605 Fwy
RouteCity Street 0L079
CountyLos Angeles County
StateCalifornia
Coordinates33.90199, -118.10914
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating29.7 US tons
Inventory rating17.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length304 ft (92.8 m)
Longest span67 ft (20.4 m)
Deck width59 ft (18 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,840 (2014)
Projected traffic34,608 by 2044
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rosecrans Ave over San Gabriel Riv built?

It was built in 1951, making it 74 years old in 2025.

What condition is Rosecrans Ave over San Gabriel Riv in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Rosecrans Ave over San Gabriel Riv carry?

About 28,840 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Rosecrans Ave over San Gabriel Riv?

The structure is 304 ft (92.8 m) long with a longest span of 67 ft (20.4 m) and a deck 59 ft wide.

Who owns Rosecrans Ave over San Gabriel Riv?

It is owned by the City or Municipal Highway Agency.