Structure 57 0479 · San Diego County, CA

Interstate 5 over Lomas Santa Fe DR

Carries Interstate 5 over Lomas Santa Fe DR, 11-sd-005-r37.38-solb.

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 FT130 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 7/9

130 ft end to end, longest span 69 ft. 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.

Built1963rebuilt 2009
Length130.2 ft39.7 m
Daily traffic229,000counted 2020
Last inspectedJanuary 2025every 24 months

Location

StateCalifornia
CountySan Diego
Location11-sd-005-r37.38-solb
CarriesInterstate 5
CrossesLomas Santa Fe DR
Coordinates32.99569, -117.25626

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length130.2 ft (39.7 m)
Max Span68.9 ft (21 m)
Deck Width265.7 ft (81 m)
Deck Area3215.7 sq m
Main Spans3
Year Built1963 (reconstructed 2009)

Traffic

Avg Daily Traffic229,000 (2020)
Truck Traffic8%
Lanes On Bridge10
Lanes Under Bridge5

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number57 0479

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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