US Bridges

E91-N15 Exp over Temiescal Wash

Good

Riverside County, California · 08-RIV-091-6.92-COR · Structure no. 56 0873G

Built
2023
2 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
1,030 ft
6 main spans
Daily traffic
1,000
2023 count
Owner
State
State Highway Agency

About this bridge

E91-N15 Exp over Temiescal Wash is a concrete continuous box beam or girders - multiple carrying E91-N15 Exp over Temiescal Wash in Riverside County, California. It was built in 2023, so it is 2 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 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 3,000 by 2044. The structure is 1,030 ft (313.8 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesE91-N15 Exp
CrossesTemiescal Wash
Location08-RIV-091-6.92-COR
RouteState Highway 91
CountyRiverside County
StateCalifornia
Coordinates33.87922, -117.55567
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length1,030 ft (313.8 m)
Longest span194 ft (59 m)
Deck width29 ft (8.7 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deck25 ft (7.7 m)

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic3,000 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed1.2 mi (2 km)
TollOn a toll 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 Exp over Temiescal Wash built?

It was built in 2023, making it 2 years old in 2025.

What condition is E91-N15 Exp over Temiescal Wash 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 November 2023.

How much traffic does E91-N15 Exp over Temiescal Wash carry?

About 1,000 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is E91-N15 Exp over Temiescal Wash?

The structure is 1,030 ft (313.8 m) long with a longest span of 194 ft (59 m) and a deck 29 ft wide.

Who owns E91-N15 Exp over Temiescal Wash?

It is owned by the State Highway Agency.