Structure 23 0093 · Solano County, CA

Interstate 80 over Pedestrian Walkway

Carries Interstate 80 over Pedestrian Walkway, 04-sol-080-17.27-frfd.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
23 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

23 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 slab bridge.

Built1961rebuilt 2010
Length23.0 ft7 m
Daily traffic177,000counted 2009
Last inspectedFebruary 2025every 24 months

Location

StateCalifornia
CountySolano
Location04-sol-080-17.27-frfd
CarriesInterstate 80
CrossesPedestrian Walkway
Coordinates38.25051, -122.06878

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length23.0 ft (7 m)
Max Span20.0 ft (6.1 m)
Deck Width153.9 ft (46.9 m)
Deck Area328.3 sq m
Main Spans1
Year Built1961 (reconstructed 2010)

Traffic

Avg Daily Traffic177,000 (2009)
Truck Traffic3%
Lanes On Bridge8

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number23 0093

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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