US Bridges

Pierson Boulevard over Mission Creek

Fair

Riverside County, California · 0.3 Mi. E/O Indian Avenue · Structure no. 56C0496

Built
1995
30 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
219 ft
3 main spans
Daily traffic
6,200
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pierson Boulevard over Mission Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Pierson Boulevard over Mission Creek in Riverside County, California. It was built in 1995, so it is 30 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 6,200 vehicles a day, roughly 1% of them trucks, projected to reach 8,551 by 2047. The structure is 219 ft (66.6 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesPierson Boulevard
CrossesMission Creek
Location0.3 Mi. E/O Indian Avenue
RouteCity Street 0
CountyRiverside County
StateCalifornia
Coordinates33.96149, -116.5403
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating56.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length219 ft (66.6 m)
Longest span71 ft (21.6 m)
Deck width39 ft (12 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,200 (2020)
Projected traffic8,551 by 2047
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pierson Boulevard over Mission Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Pierson Boulevard over Mission Creek 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 February 2025.

How much traffic does Pierson Boulevard over Mission Creek carry?

About 6,200 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Pierson Boulevard over Mission Creek?

The structure is 219 ft (66.6 m) long with a longest span of 71 ft (21.6 m) and a deck 39 ft wide.

Who owns Pierson Boulevard over Mission Creek?

It is owned by the City or Municipal Highway Agency.