US Bridges

14th ST over Newhall Crk

Fair

Los Angeles County, California · 0.5MI W/O San Fernando RD · Structure no. 53C1625

Built
1978
47 years old
Condition
Fair
inspected December 2021
Type
Culvert
Concrete
Length
36 ft
1 main span
Daily traffic
1,428
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

14th ST over Newhall Crk is a concrete culvert carrying 14th ST over Newhall Crk in Los Angeles County, California. It was built in 1978, so it is 47 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,428 vehicles a day, roughly 1% of them trucks, projected to reach 1,571 by 2042. The structure is 36 ft (11.1 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
Carries14th ST
CrossesNewhall Crk
Location0.5MI W/O San Fernando RD
RouteCity Street 0
CountyLos Angeles County
StateCalifornia
Coordinates34.38543, -118.53281
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (11.1 m)
Longest span35 ft (10.7 m)
Deck width51 ft (15.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,428 (2014)
Projected traffic1,571 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 14th ST over Newhall Crk built?

It was built in 1978, making it 47 years old in 2025.

What condition is 14th ST over Newhall Crk in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2021.

How much traffic does 14th ST over Newhall Crk carry?

About 1,428 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is 14th ST over Newhall Crk?

The structure is 36 ft (11.1 m) long with a longest span of 35 ft (10.7 m) and a deck 51 ft wide.

Who owns 14th ST over Newhall Crk?

It is owned by the City or Municipal Highway Agency.