US Bridges

Pope Canyon RD over Yokel Creek

Fair

Napa County, California · S Pope Vally Cross RD · Structure no. 21C0106

Built
1989
36 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
21 ft
3 main spans
Daily traffic
1,370
2005 count
Owner
County
County Highway Agency

About this bridge

Pope Canyon RD over Yokel Creek is a steel culvert carrying Pope Canyon RD over Yokel Creek in Napa County, California. It was built in 1989, so it is 36 years old, younger 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 1,370 vehicles a day, roughly 10% of them trucks, projected to reach 2,178 by 2041. The structure is 21 ft (6.4 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesPope Canyon RD
CrossesYokel Creek
LocationS Pope Vally Cross RD
RouteCounty Highway 0
CountyNapa County
StateCalifornia
Coordinates38.61258, -122.39729
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span7 ft (2.1 m)
Deck width34 ft (10.4 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,370 (2005)
Projected traffic2,178 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Pope Canyon RD over Yokel Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Pope Canyon RD over Yokel 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 2023.

How much traffic does Pope Canyon RD over Yokel Creek carry?

About 1,370 vehicles per day (2005 count), of which roughly 10% are trucks.

How long is Pope Canyon RD over Yokel Creek?

The structure is 21 ft (6.4 m) long with a longest span of 7 ft (2.1 m) and a deck 34 ft wide.

Who owns Pope Canyon RD over Yokel Creek?

It is owned by the County Highway Agency.