US Bridges

Avenue "a" over Route 14

Good

Los Angeles County, California · 07-LA-014-R77.00 · Structure no. 53 1836

Built
1968
57 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
222 ft
2 main spans
Daily traffic
398
2017 count
Owner
State
State Highway Agency

About this bridge

Avenue "a" over Route 14 is a concrete continuous box beam or girders - multiple carrying Avenue "a" over Route 14 in Los Angeles County, California. It was built in 1968, so it is 57 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 398 vehicles a day, roughly 28% of them trucks, projected to reach 588 by 2041. The structure is 222 ft (67.7 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAvenue "a"
CrossesRoute 14
Location07-LA-014-R77.00
RouteCounty Highway 0
Coordinates34.82046, -118.17079
Functional classRural Local

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length222 ft (67.7 m)
Longest span110 ft (33.5 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic398 (2017)
Projected traffic588 by 2041
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Avenue "a" over Route 14 built?

It was built in 1968, making it 57 years old in 2025.

What condition is Avenue "a" over Route 14 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 May 2023.

How much traffic does Avenue "a" over Route 14 carry?

About 398 vehicles per day (2017 count), of which roughly 28% are trucks.

How long is Avenue "a" over Route 14?

The structure is 222 ft (67.7 m) long with a longest span of 110 ft (33.5 m) and a deck 34 ft wide.

Who owns Avenue "a" over Route 14?

It is owned by the State Highway Agency.