US Bridges

Alameda ST over Compton Crk

Poor

Los Angeles County, California · 0.1MI S/O Artesia Blvd · Structure no. 53C0599

Built
1937
88 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
379 ft
4 main spans
Daily traffic
10,710
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Alameda ST over Compton Crk is a steel continuous stringer/multi-beam or girder carrying Alameda ST over Compton Crk in Los Angeles County, California. It was built in 1937, so it is 88 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 10,710 vehicles a day, roughly 7% of them trucks, projected to reach 12,317 by 2043. The structure is 379 ft (115.5 m) long and 54 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesAlameda ST
CrossesCompton Crk
Location0.1MI S/O Artesia Blvd
RouteCity Street 0L047
Coordinates33.87221, -118.21657
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 protection7 GoodSome minor problems.
Last inspectionMay 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating47.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length379 ft (115.5 m)
Longest span100 ft (30.5 m)
Deck width54 ft (16.6 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deck17 ft (5.3 m)

Traffic and service

Average daily traffic10,710 (2013)
Projected traffic12,317 by 2043
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$7.7 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Alameda ST over Compton Crk built?

It was built in 1937, making it 88 years old in 2025.

What condition is Alameda ST over Compton 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 May 2023.

How much traffic does Alameda ST over Compton Crk carry?

About 10,710 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is Alameda ST over Compton Crk?

The structure is 379 ft (115.5 m) long with a longest span of 100 ft (30.5 m) and a deck 54 ft wide.

Who owns Alameda ST over Compton Crk?

It is owned by the City or Municipal Highway Agency.