US Bridges

White Ave over Thompson Crk

Good

Los Angeles County, California · 0.8MI N/O I-10 Fwy · Structure no. 53C0946

Built
1958
67 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
17,000
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

White Ave over Thompson Crk is a concrete culvert carrying White Ave over Thompson Crk in Los Angeles County, California. It was built in 1958, so it is 67 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 17,000 vehicles a day, roughly 2% of them trucks, projected to reach 23,541 by 2041. The structure is 28 ft (8.5 m) long and 130 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWhite Ave
CrossesThompson Crk
Location0.8MI N/O I-10 Fwy
RouteCity Street 0L500
Coordinates34.08165, -117.76097
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width130 ft (39.5 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic17,000 (2013)
Projected traffic23,541 by 2041
Trucks2%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was White Ave over Thompson Crk built?

It was built in 1958, making it 67 years old in 2025.

What condition is White Ave over Thompson Crk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2021.

How much traffic does White Ave over Thompson Crk carry?

About 17,000 vehicles per day (2013 count), of which roughly 2% are trucks.

How long is White Ave over Thompson Crk?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 130 ft wide.

Who owns White Ave over Thompson Crk?

It is owned by the City or Municipal Highway Agency.