US Bridges

N14-NEWHALL WB Off over Newhall Avenue

Good

Los Angeles County, California · 07-LA-014-R27.04 · Structure no. 53 2070S

Built
1971
54 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
152 ft
1 main span
Daily traffic
1,500
2021 count
Owner
State
State Highway Agency

About this bridge

N14-NEWHALL WB Off over Newhall Avenue is a prestressed concrete box beam or girders - multiple carrying N14-NEWHALL WB Off over Newhall Avenue in Los Angeles County, California. It was built in 1971, so it is 54 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 1,500 vehicles a day, roughly 14% of them trucks, projected to reach 1,834 by 2041. The structure is 152 ft (46.3 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN14-NEWHALL WB Off
CrossesNewhall Avenue
Location07-LA-014-R27.04
RouteState Highway 14
Coordinates34.36481, -118.50322
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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span150 ft (45.8 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2021)
Projected traffic1,834 by 2041
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N14-NEWHALL WB Off over Newhall Avenue built?

It was built in 1971, making it 54 years old in 2025.

What condition is N14-NEWHALL WB Off over Newhall Avenue 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 December 2024.

How much traffic does N14-NEWHALL WB Off over Newhall Avenue carry?

About 1,500 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is N14-NEWHALL WB Off over Newhall Avenue?

The structure is 152 ft (46.3 m) long with a longest span of 150 ft (45.8 m) and a deck 38 ft wide.

Who owns N14-NEWHALL WB Off over Newhall Avenue?

It is owned by the State Highway Agency.