US Bridges

Heathfield DR over LA Mirada Crk

Good

Los Angeles County, California · 0.1MI E/O Tigrina Ave · Structure no. 53C1636

Built
1955
70 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
202
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Heathfield DR over LA Mirada Crk is a concrete culvert carrying Heathfield DR over LA Mirada Crk in Los Angeles County, California. It was built in 1955, so it is 70 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 202 vehicles a day, roughly 2% of them trucks, projected to reach 202 by 2043. The structure is 21 ft (6.5 m) long and 57 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesHeathfield DR
CrossesLA Mirada Crk
Location0.1MI E/O Tigrina Ave
RouteCity Street 0
Coordinates33.92889, -117.98034
Functional classUrban Local

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating26.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.5 m)
Longest span10 ft (3.1 m)
Deck width57 ft (17.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic202 (2014)
Projected traffic202 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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 Heathfield DR over LA Mirada Crk built?

It was built in 1955, making it 70 years old in 2025.

What condition is Heathfield DR over LA Mirada Crk 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 September 2023.

How much traffic does Heathfield DR over LA Mirada Crk carry?

About 202 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Heathfield DR over LA Mirada Crk?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3.1 m) and a deck 57 ft wide.

Who owns Heathfield DR over LA Mirada Crk?

It is owned by the City or Municipal Highway Agency.