Structure 56 0585F · Riverside County, CA

W91-s15 Connector over E91-s15 S15-e91 RTE 15

Carries W91-s15 Connector over E91-s15 S15-e91 RTE 15, 08-riv-091-7.54-cor.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,862 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 6/9

1,862 ft end to end, longest span 195 ft: about 5.2 football fields. Lengths and the semi-truck 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
Length1861.9 ft567.5 m
Daily traffic14,500counted 2019
Last inspectedApril 2023every 24 months

Location

StateCalifornia
CountyRiverside
Location08-riv-091-7.54-cor
CarriesW91-s15 Connector
CrossesE91-s15 S15-e91 RTE 15
Coordinates33.87817, -117.54683

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length1861.9 ft (567.5 m)
Max Span194.9 ft (59.4 m)
Deck Width38.1 ft (11.6 m)
Deck Area6,583 sq m
Main Spans11
Year Built1989

Traffic

Avg Daily Traffic14,500 (2019)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge20

Inspection & Ownership

Last InspectionApril 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number56 0585F

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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