US Bridges

Talbot Ave over Santa Rosa Creek

Fair

Sonoma County, California · Just S Intrx With 4th Ave · Structure no. 20C0475

Built
1953
72 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete Continuous
Length
129 ft
5 main spans
Daily traffic
1,000
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Talbot Ave over Santa Rosa Creek is a concrete continuous slab carrying Talbot Ave over Santa Rosa Creek in Sonoma County, California. It was built in 1953, so it is 72 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,000 vehicles a day, roughly 2% of them trucks, projected to reach 1,996 by 2046. The structure is 129 ft (39.3 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTalbot Ave
CrossesSanta Rosa Creek
LocationJust S Intrx With 4th Ave
RouteCity Street 0
Coordinates38.44649, -122.69993
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length129 ft (39.3 m)
Longest span28 ft (8.5 m)
Deck width52 ft (15.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2010)
Projected traffic1,996 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Talbot Ave over Santa Rosa Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Talbot Ave over Santa Rosa Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Talbot Ave over Santa Rosa Creek carry?

About 1,000 vehicles per day (2010 count), of which roughly 2% are trucks.

How long is Talbot Ave over Santa Rosa Creek?

The structure is 129 ft (39.3 m) long with a longest span of 28 ft (8.5 m) and a deck 52 ft wide.

Who owns Talbot Ave over Santa Rosa Creek?

It is owned by the City or Municipal Highway Agency.