US Bridges

Suisun Parkway over Suisun Creek

Good

Solano County, California · West of Abernathy Rd. · Structure no. 23C0272

Built
2010
15 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
86 ft
1 main span
Daily traffic
1,400
2011 count
Owner
County
County Highway Agency

About this bridge

Suisun Parkway over Suisun Creek is a prestressed concrete stringer/multi-beam or girder carrying Suisun Parkway over Suisun Creek in Solano County, California. It was built in 2010, so it is 15 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, roughly 5% of them trucks, projected to reach 2,047 by 2042. The structure is 86 ft (26.2 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSuisun Parkway
CrossesSuisun Creek
LocationWest of Abernathy Rd.
RouteCounty Highway 0
Coordinates38.2321, -122.11282
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length86 ft (26.2 m)
Longest span81 ft (24.6 m)
Deck width78 ft (23.8 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2011)
Projected traffic2,047 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Suisun Parkway over Suisun Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Suisun Parkway over Suisun Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Suisun Parkway over Suisun Creek carry?

About 1,400 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Suisun Parkway over Suisun Creek?

The structure is 86 ft (26.2 m) long with a longest span of 81 ft (24.6 m) and a deck 78 ft wide.

Who owns Suisun Parkway over Suisun Creek?

It is owned by the County Highway Agency.