US Bridges

Apache Street over Paulin Creek

Fair

Sonoma County, California · 0.1 MI N of Steele Lane · Structure no. 20C0556

Built
1964
61 years old
Condition
Fair
inspected June 2024
Type
Culvert
Steel
Length
25 ft
2 main spans
Daily traffic
2,000
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Apache Street over Paulin Creek is a steel culvert carrying Apache Street over Paulin Creek in Sonoma County, California. It was built in 1964, so it is 61 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 2,000 vehicles a day, roughly 3% of them trucks, projected to reach 3,000 by 2044. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesApache Street
CrossesPaulin Creek
Location0.1 MI N of Steele Lane
RouteCity Street 0
Coordinates38.46161, -122.74466
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.5 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2019)
Projected traffic3,000 by 2044
Trucks3%
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

OwnerTown or Township Highway Agency
Maintained byCity or Municipal 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 Apache Street over Paulin Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Apache Street over Paulin 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 June 2024.

How much traffic does Apache Street over Paulin Creek carry?

About 2,000 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Apache Street over Paulin Creek?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.6 m).

Who owns Apache Street over Paulin Creek?

It is owned by the Town or Township Highway Agency and maintained by the City or Municipal Highway Agency.