Structure 56 0697R · Riverside County, CA

Interstate 15 NB over Corona Avenue

Carries Interstate 15 NB over Corona Avenue, 08-riv-015-42.45-cor.

Overall conditionFair

Set by its lowest-rated component: Superstructure at 5 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating5/9 · Fair
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT105 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 5/9 · sets the ratingSubstructure 7/9

105 ft end to end. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built198937 years old
Length105.0 ft32 m
Daily traffic78,000counted 2015
Last inspectedMarch 2024every 24 months

Location

StateCalifornia
CountyRiverside
Location08-riv-015-42.45-cor
CarriesInterstate 15 NB
CrossesCorona Avenue
Coordinates33.89330, -117.55651

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length105.0 ft (32 m)
Max Span105.0 ft (32 m)
Deck Width105.0 ft (32 m)
Deck Area1,024 sq m
Main Spans1
Year Built1989

Traffic

Avg Daily Traffic78,000 (2015)
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number56 0697R

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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