US Bridges

E91-N15 Connector over Parkridge Avenue

Good

Riverside County, California · 08-RIV-091-7.30-COR · Structure no. 56 0673G

Built
1988
37 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
128 ft
1 main span
Daily traffic
23,200
2019 count
Owner
State
State Highway Agency

About this bridge

E91-N15 Connector over Parkridge Avenue is a prestressed concrete box beam or girders - multiple carrying E91-N15 Connector over Parkridge Avenue in Riverside County, California. It was built in 1988, so it is 37 years old, younger 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 23,200 vehicles a day, roughly 2% of them trucks, projected to reach 29,531 by 2040. The structure is 128 ft (39 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE91-N15 Connector
CrossesParkridge Avenue
Location08-RIV-091-7.30-COR
RouteState Highway 91
Coordinates33.88609, -117.54965
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span128 ft (39 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,200 (2019)
Projected traffic29,531 by 2040
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 E91-N15 Connector over Parkridge Avenue built?

It was built in 1988, making it 37 years old in 2025.

What condition is E91-N15 Connector over Parkridge Avenue 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 April 2023.

How much traffic does E91-N15 Connector over Parkridge Avenue carry?

About 23,200 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is E91-N15 Connector over Parkridge Avenue?

The structure is 128 ft (39 m) long with a longest span of 128 ft (39 m) and a deck 42 ft wide.

Who owns E91-N15 Connector over Parkridge Avenue?

It is owned by the State Highway Agency.