US Bridges

Palmer ST over Acta

Fair

Los Angeles County, California · 20FT E/O Alameda ST · Structure no. 53C2143

Built
1999
26 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
3,224
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Palmer ST over Acta is a prestressed concrete tee beam carrying Palmer ST over Acta in Los Angeles County, California. It was built in 1999, so it is 26 years old, younger 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 3,224 vehicles a day, roughly 24% of them trucks, projected to reach 3,546 by 2043. The structure is 60 ft (18.2 m) long and 209 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPalmer ST
CrossesActa
Location20FT E/O Alameda ST
RouteCity Street 7Q773
CountyLos Angeles County
StateCalifornia
Coordinates33.89822, -118.2206
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating74.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length60 ft (18.2 m)
Longest span51 ft (15.5 m)
Deck width209 ft (63.7 m)
Roadway width60 ft (18.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,224 (2013)
Projected traffic3,546 by 2043
Trucks24%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Palmer ST over Acta built?

It was built in 1999, making it 26 years old in 2025.

What condition is Palmer ST over Acta 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 April 2023.

How much traffic does Palmer ST over Acta carry?

About 3,224 vehicles per day (2013 count), of which roughly 24% are trucks.

How long is Palmer ST over Acta?

The structure is 60 ft (18.2 m) long with a longest span of 51 ft (15.5 m) and a deck 209 ft wide.

Who owns Palmer ST over Acta?

It is owned by the City or Municipal Highway Agency.