US Bridges

Pleasant Ave over Pool Creek

Good

Sonoma County, California · 0.8 MI E of Old Redwood H · Structure no. 20C0241

Built
1925
100 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Concrete
Length
31 ft
1 main span
Daily traffic
2,000
2015 count
Owner
County
County Highway Agency

About this bridge

Pleasant Ave over Pool Creek is a concrete tee beam carrying Pleasant Ave over Pool Creek in Sonoma County, California. It was built in 1925, so it is 100 years old, older 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 2,000 vehicles a day, roughly 3% of them trucks, projected to reach 2,502 by 2046. The structure is 31 ft (9.4 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPleasant Ave
CrossesPool Creek
Location0.8 MI E of Old Redwood H
RouteCounty Highway 0
Coordinates38.54032, -122.78009
Functional classUrban Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2015)
Projected traffic2,502 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pleasant Ave over Pool Creek built?

It was built in 1925, making it 100 years old in 2025.

What condition is Pleasant Ave over Pool 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 October 2024.

How much traffic does Pleasant Ave over Pool Creek carry?

About 2,000 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Pleasant Ave over Pool Creek?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns Pleasant Ave over Pool Creek?

It is owned by the County Highway Agency.