US Bridges

22nd Street over State Route 55

Fair

Orange County, California · 12-ORA-055-R2.77-CMS · Structure no. 55 0594

Built
1992
33 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
172 ft
2 main spans
Daily traffic
10,000
2014 count
Owner
State
State Highway Agency

About this bridge

22nd Street over State Route 55 is a prestressed concrete continuous box beam or girders - multiple carrying 22nd Street over State Route 55 in Orange County, California. It was built in 1992, so it is 33 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 5 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 10,000 vehicles a day, roughly 1% of them trucks, projected to reach 12,034 by 2044. The structure is 172 ft (52.4 m) long and 95 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries22nd Street
CrossesState Route 55
Location12-ORA-055-R2.77-CMS
RouteCity Street 0M036
Coordinates33.65191, -117.90887
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length172 ft (52.4 m)
Longest span85 ft (25.9 m)
Deck width95 ft (28.9 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2014)
Projected traffic12,034 by 2044
Trucks1%
Lanes on structure6
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 22nd Street over State Route 55 built?

It was built in 1992, making it 33 years old in 2025.

What condition is 22nd Street over State Route 55 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 January 2024.

How much traffic does 22nd Street over State Route 55 carry?

About 10,000 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is 22nd Street over State Route 55?

The structure is 172 ft (52.4 m) long with a longest span of 85 ft (25.9 m) and a deck 95 ft wide.

Who owns 22nd Street over State Route 55?

It is owned by the State Highway Agency.