Structure 54C0775 · San Bernardino County, CA

Milliken AVE over Philadelphia ST

Carries Milliken AVE over Philadelphia ST, 0.45 Mi West Of I-15 N.

Overall conditionFair

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

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

Elevation

Side view, colored by inspection rating
CAR · 15 FT45 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 7/9

45 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 slab bridge.

Built201610 years old
Length44.6 ft13.6 m
Daily traffic18,780counted 2017
Last inspectedJanuary 2025every 24 months

Location

StateCalifornia
CountySan Bernardino
Location0.45 Mi West Of I-15 N
CarriesMilliken AVE
CrossesPhiladelphia ST
Coordinates34.03343, -117.55821

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length44.6 ft (13.6 m)
Max Span44.6 ft (13.6 m)
Deck Width128.6 ft (39.2 m)
Deck Area533.1 sq m
Main Spans1
Year Built2016

Traffic

Avg Daily Traffic18,780 (2017)
Truck Traffic5%
Lanes On Bridge8
Lanes Under Bridge8

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number54C0775

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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