Structure 57 0547 · San Diego County, CA

Interstate 5 over Noell Street

Carries Interstate 5 over Noell Street, 11-sd-005-r18.53-sd.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT151 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

151 ft end to end: about 2 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.

Built1967rebuilt 1988
Length150.9 ft46 m
Daily traffic192,000counted 2020
Last inspectedSeptember 2021every 48 months

Location

StateCalifornia
CountySan Diego
Location11-sd-005-r18.53-sd
CarriesInterstate 5
CrossesNoell Street
Coordinates32.74430, -117.18584

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length150.9 ft (46 m)
Max Span69.9 ft (21.3 m)
Deck Width164.0 ft (50 m)
Deck Area2,300 sq m
Main Spans1
Year Built1967 (reconstructed 1988)

Traffic

Avg Daily Traffic192,000 (2020)
Truck Traffic4%
Lanes On Bridge10
Lanes Under Bridge2

Inspection & Ownership

Last InspectionSeptember 2021
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number57 0547

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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