US Bridges

State Route 91 EB over Temescal Wash BNSF Metro

Fair

Riverside County, California · 08-RIV-091-6.93-COR · Structure no. 56 0446L

Built
1961
64 years old, rebuilt 2017
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
998 ft
1 main span
Daily traffic
145,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 91 EB over Temescal Wash BNSF Metro is a prestressed concrete continuous box beam or girders - multiple carrying State Route 91 EB over Temescal Wash BNSF Metro in Riverside County, California. It was built in 1961 and reconstructed in 2017, so it is 64 years old, older 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 145,000 vehicles a day, roughly 9% of them trucks, projected to reach 171,000 by 2041. The structure is 998 ft (304.3 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 91 EB
CrossesTemescal Wash BNSF Metro
Location08-RIV-091-6.93-COR
RouteState Highway 91
Coordinates33.87944, -117.55594
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
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 spans1 (+16 approach)
Design loadHS 20
Structure length998 ft (304.3 m)
Longest span151 ft (45.9 m)
Deck width83 ft (25.3 m)
Roadway width80 ft (24.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic145,000 (2019)
Projected traffic171,000 by 2041
Trucks9%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 91 EB over Temescal Wash BNSF Metro built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2017.

What condition is State Route 91 EB over Temescal Wash BNSF Metro 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 April 2023.

How much traffic does State Route 91 EB over Temescal Wash BNSF Metro carry?

About 145,000 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is State Route 91 EB over Temescal Wash BNSF Metro?

The structure is 998 ft (304.3 m) long with a longest span of 151 ft (45.9 m) and a deck 83 ft wide.

Who owns State Route 91 EB over Temescal Wash BNSF Metro?

It is owned by the State Highway Agency.