US Bridges

Harley Knox Blvd over Interstate 215

Good

Riverside County, California · 08-RIV-215-R32.30-PER · Structure no. 56 0765

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
216 ft
2 main spans
Daily traffic
13,900
2020 count
Owner
State
State Highway Agency

About this bridge

Harley Knox Blvd over Interstate 215 is a prestressed concrete continuous box beam or girders - multiple carrying Harley Knox Blvd over Interstate 215 in Riverside County, California. It was built in 1994, so it is 31 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 13,900 vehicles a day, roughly 7% of them trucks, projected to reach 17,000 by 2042. The structure is 216 ft (65.8 m) long and 88 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHarley Knox Blvd
CrossesInterstate 215
Location08-RIV-215-R32.30-PER
RouteCounty Highway 0
Coordinates33.86247, -117.26001
Functional classRural Major Collector

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum 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 spans2
Design loadHS 20 + Mod
Structure length216 ft (65.8 m)
Longest span108 ft (32.9 m)
Deck width88 ft (26.8 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,900 (2020)
Projected traffic17,000 by 2042
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Harley Knox Blvd over Interstate 215 built?

It was built in 1994, making it 31 years old in 2025.

What condition is Harley Knox Blvd over Interstate 215 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 March 2024.

How much traffic does Harley Knox Blvd over Interstate 215 carry?

About 13,900 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Harley Knox Blvd over Interstate 215?

The structure is 216 ft (65.8 m) long with a longest span of 108 ft (32.9 m) and a deck 88 ft wide.

Who owns Harley Knox Blvd over Interstate 215?

It is owned by the State Highway Agency.