US Bridges

State Route 118 WB over Interstate 5

Good

Los Angeles County, California · 07-LA-118-R11.42L-LA · Structure no. 53 2324L

Built
1976
49 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
228 ft
2 main spans
Daily traffic
83,000
2020 count
Owner
State
State Highway Agency

About this bridge

State Route 118 WB over Interstate 5 is a prestressed concrete continuous box beam or girders - multiple carrying State Route 118 WB over Interstate 5 in Los Angeles County, California. It was built in 1976, so it is 49 years old, younger 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 83,000 vehicles a day, roughly 3% of them trucks, projected to reach 105,115 by 2046. The structure is 228 ft (69.5 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 118 WB
CrossesInterstate 5
Location07-LA-118-R11.42L-LA
RouteState Highway 118
Coordinates34.26685, -118.44399
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
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 alignment9: Superior to present desirable criteria
Operating rating50 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span117 ft (35.7 m)
Deck width68 ft (20.7 m)
Roadway width64 ft (19.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,000 (2020)
Projected traffic105,115 by 2046
Trucks3%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 118 WB over Interstate 5 built?

It was built in 1976, making it 49 years old in 2025.

What condition is State Route 118 WB over Interstate 5 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 February 2024.

How much traffic does State Route 118 WB over Interstate 5 carry?

About 83,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is State Route 118 WB over Interstate 5?

The structure is 228 ft (69.5 m) long with a longest span of 117 ft (35.7 m) and a deck 68 ft wide.

Who owns State Route 118 WB over Interstate 5?

It is owned by the State Highway Agency.