US Bridges

Dickson Hill RD over Putah South Canal

Good

Solano County, California · 1/4 MI E/N Texas ST · Structure no. 23C0228

Built
1990
35 years old
Condition
Good
inspected December 2023
Type
Slab
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
13,722
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dickson Hill RD over Putah South Canal is a prestressed concrete slab carrying Dickson Hill RD over Putah South Canal in Solano County, California. It was built in 1990, so it is 35 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 13,722 vehicles a day, roughly 2% of them trucks, projected to reach 15,874 by 2043. The structure is 44 ft (13.3 m) long and 84 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesDickson Hill RD
CrossesPutah South Canal
Location1/4 MI E/N Texas ST
RouteCity Street 0
Coordinates38.28971, -122.02704
Functional classUrban Local

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 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length44 ft (13.3 m)
Longest span41 ft (12.5 m)
Deck width84 ft (25.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,722 (2015)
Projected traffic15,874 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dickson Hill RD over Putah South Canal built?

It was built in 1990, making it 35 years old in 2025.

What condition is Dickson Hill RD 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 Dickson Hill RD over Putah South Canal carry?

About 13,722 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Dickson Hill RD over Putah South Canal?

The structure is 44 ft (13.3 m) long with a longest span of 41 ft (12.5 m) and a deck 84 ft wide.

Who owns Dickson Hill RD over Putah South Canal?

It is owned by the City or Municipal Highway Agency.