US Bridges

Mission RD over Metrolink

Good

Los Angeles County, California · 1/4 MI NE Cesar Chavez Av · Structure no. 53C1772

Built
1930
95 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete
Length
47 ft
1 main span
Daily traffic
22,500
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mission RD over Metrolink is a concrete slab carrying Mission RD over Metrolink in Los Angeles County, California. It was built in 1930, so it is 95 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 22,500 vehicles a day, roughly 2% of them trucks, projected to reach 32,566 by 2042. The structure is 47 ft (14.3 m) long and 106 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMission RD
CrossesMetrolink
Location1/4 MI NE Cesar Chavez Av
RouteCity Street 0
Coordinates34.05577, -118.22223
Functional classUrban Other Principal Arterial

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.1 US tons
Inventory rating16.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span47 ft (14.3 m)
Deck width106 ft (32.3 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,500 (2016)
Projected traffic32,566 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mission RD over Metrolink built?

It was built in 1930, making it 95 years old in 2025.

What condition is Mission RD over Metrolink 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 March 2023.

How much traffic does Mission RD over Metrolink carry?

About 22,500 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Mission RD over Metrolink?

The structure is 47 ft (14.3 m) long with a longest span of 47 ft (14.3 m) and a deck 106 ft wide.

Who owns Mission RD over Metrolink?

It is owned by the City or Municipal Highway Agency.