US Bridges

North Texas ST over Putah South Canal

Good

Solano County, California · 0.2 MI N Marigold DR · Structure no. 23C0126

Built
1978
47 years old
Condition
Good
inspected December 2023
Type
Slab
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
9,280
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

North Texas ST over Putah South Canal is a prestressed concrete slab carrying North Texas ST over Putah South Canal in Solano County, California. It was built in 1978, so it is 47 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 9,280 vehicles a day, roughly 8% of them trucks, projected to reach 31,101 by 2043. The structure is 35 ft (10.7 m) long and 91 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNorth Texas ST
CrossesPutah South Canal
Location0.2 MI N Marigold DR
RouteCity Street 0
Coordinates38.2877, -122.03389
Functional classUrban Other Principal 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.4 US tons
Inventory rating15.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width91 ft (27.8 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,280 (2010)
Projected traffic31,101 by 2043
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was North Texas ST over Putah South Canal built?

It was built in 1978, making it 47 years old in 2025.

What condition is North Texas ST over Putah South Canal 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 December 2023.

How much traffic does North Texas ST over Putah South Canal carry?

About 9,280 vehicles per day (2010 count), of which roughly 8% are trucks.

How long is North Texas ST over Putah South Canal?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 91 ft wide.

Who owns North Texas ST over Putah South Canal?

It is owned by the City or Municipal Highway Agency.