Structure 23C0192 · Solano County, CA

Winters Road over Mc Cune Creek

Carries Winters Road over Mc Cune Creek, 1.83 Mi N Allendale RD.

Overall conditionFair

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

How ratings work
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
21 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 6/9Substructure 6/9

21 ft end to end. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 deck arch.

Built1911rebuilt 1951
Length21.0 ft6.4 m
Daily traffic1,521counted 2003
Last inspectedMarch 2023every 24 months

Location

StateCalifornia
CountySolano
Location1.83 Mi N Allendale RD
CarriesWinters Road
CrossesMc Cune Creek
Coordinates38.47937, -121.94627

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length21.0 ft (6.4 m)
Max Span20.0 ft (6.1 m)
Deck Width39.7 ft (12.1 m)
Deck Area77.4 sq m
Main Spans1
Year Built1911 (reconstructed 1951)

Traffic

Avg Daily Traffic1,521 (2003)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number23C0192

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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