US Bridges

Interstate 5 over Lemoran Ave Storm Drain

Good

Los Angeles County, California · 07-LA-005-7.87-DNY · Structure no. 53 1048

Built
1953
72 years old, rebuilt 1972
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
234,600
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over Lemoran Ave Storm Drain is a concrete continuous culvert carrying Interstate 5 over Lemoran Ave Storm Drain in Los Angeles County, California. It was built in 1953 and reconstructed in 1972, so it is 72 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 234,600 vehicles a day, roughly 7% of them trucks, projected to reach 292,762 by 2042. The structure is 23 ft (7 m) long and 136 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5
CrossesLemoran Ave Storm Drain
Location07-LA-005-7.87-DNY
RouteInterstate 5
Coordinates33.95387, -118.10592
Functional classUrban Principal Arterial - Interstate

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width136 ft (41.5 m)
Roadway width128 ft (39.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic234,600 (2022)
Projected traffic292,762 by 2042
Trucks7%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Interstate 5 over Lemoran Ave Storm Drain built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1972.

What condition is Interstate 5 over Lemoran Ave Storm Drain 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 2024.

How much traffic does Interstate 5 over Lemoran Ave Storm Drain carry?

About 234,600 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Interstate 5 over Lemoran Ave Storm Drain?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m) and a deck 136 ft wide.

Who owns Interstate 5 over Lemoran Ave Storm Drain?

It is owned by the State Highway Agency.