Structure 23C0069 · Solano County, CA

E Second ST over Sulphur Spring Valley CR

Carries E Second ST over Sulphur Spring Valley CR, 2 Km N I-780 In Benicia.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT142 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

142 ft end to end, longest span 28 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 slab bridge.

Built1942rebuilt 1995
Length142.1 ft43.3 m
Daily traffic5,681counted 2011
Last inspectedAugust 2024every 24 months

Location

StateCalifornia
CountySolano
Location2 Km N I-780 In Benicia
CarriesE Second ST
CrossesSulphur Spring Valley CR
Coordinates38.08125, -122.13916

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length142.1 ft (43.3 m)
Max Span27.9 ft (8.5 m)
Deck Width72.5 ft (22.1 m)
Deck Area956.9 sq m
Main Spans7
Year Built1942 (reconstructed 1995)

Traffic

Avg Daily Traffic5,681 (2011)
Truck Traffic5%
Lanes On Bridge4

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number23C0069

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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