Structure 54 0500 · San Bernardino County, CA

Interstate 15 over Wild Wash

Carries Interstate 15 over Wild Wash, 08-sbd-015-55.69.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT195 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 7/9

195 ft end to end, longest span 44 ft: about 3 semi-trucks nose to tail. 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 tee-beam bridge.

Built1958rebuilt 2005
Length194.9 ft59.4 m
Daily traffic64,000counted 2022
Last inspectedApril 2024every 24 months

Location

StateCalifornia
CountySan Bernardino
Location08-sbd-015-55.69
CarriesInterstate 15
CrossesWild Wash
Coordinates34.69782, -117.20706

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length194.9 ft (59.4 m)
Max Span44.0 ft (13.4 m)
Deck Width160.1 ft (48.8 m)
Deck Area2898.7 sq m
Main Spans5
Year Built1958 (reconstructed 2005)

Traffic

Avg Daily Traffic64,000 (2022)
Truck Traffic24%
Lanes On Bridge7

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number54 0500

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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