Structure 57 0068 · San Diego County, CA

State Route 79 over Some Creek

Carries State Route 79 over Some Creek, 11-sd-079-41.96.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT26 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

26 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.

Built1927rebuilt 1944
Length25.9 ft7.9 m
Daily traffic1,700counted 2020
Last inspectedJuly 2024every 24 months

Location

StateCalifornia
CountySan Diego
Location11-sd-079-41.96
CarriesState Route 79
CrossesSome Creek
Coordinates33.33125, -116.70972

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length25.9 ft (7.9 m)
Max Span24.9 ft (7.6 m)
Deck Width27.6 ft (8.4 m)
Deck Area66.4 sq m
Main Spans1
Year Built1927 (reconstructed 1944)

Traffic

Avg Daily Traffic1,700 (2020)
Truck Traffic16%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number57 0068

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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