Structure 54 0970L · San Bernardino County, CA

Interstate 15 SB over Cherry Avenue

Carries Interstate 15 SB over Cherry Avenue, 08-sbd-015-8.83-rcuc.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT230 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 7/9

230 ft end to end, longest span 114 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 box-beam bridge.

Built1976rebuilt 2001
Length230.0 ft70.1 m
Daily traffic80,000counted 2019
Last inspectedFebruary 2023every 24 months

Location

StateCalifornia
CountySan Bernardino
Location08-sbd-015-8.83-rcuc
CarriesInterstate 15 SB
CrossesCherry Avenue
Coordinates34.14248, -117.48867

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length230.0 ft (70.1 m)
Max Span113.8 ft (34.7 m)
Deck Width106.0 ft (32.3 m)
Deck Area2264.2 sq m
Main Spans2
Year Built1976 (reconstructed 2001)

Traffic

Avg Daily Traffic80,000 (2019)
Truck Traffic8%
Lanes On Bridge7
Lanes Under Bridge2

Inspection & Ownership

Last InspectionFebruary 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number54 0970L

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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