US Bridges

Wilderness Ldge RD over South Fork Eel River

Fair

Mendocino County, California · 1.8 MI N Branscomb RD · Structure no. 10C0125

Built
1992
33 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
178 ft
3 main spans
Daily traffic
114
2011 count
Owner
County
County Highway Agency

About this bridge

Wilderness Ldge RD over South Fork Eel River is a concrete continuous box beam or girders - multiple carrying Wilderness Ldge RD over South Fork Eel River in Mendocino County, California. It was built in 1992, so it is 33 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 114 vehicles a day, roughly 5% of them trucks, projected to reach 163 by 2042. The structure is 178 ft (54.3 m) long and 25 ft wide.

CarriesWilderness Ldge RD
CrossesSouth Fork Eel River
Location1.8 MI N Branscomb RD
RouteCounty Highway 0
Coordinates39.70253, -123.65416
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length178 ft (54.3 m)
Longest span76 ft (23.2 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic114 (2011)
Projected traffic163 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Wilderness Ldge RD over South Fork Eel River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Wilderness Ldge RD over South Fork Eel River 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 Wilderness Ldge RD over South Fork Eel River carry?

About 114 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Wilderness Ldge RD over South Fork Eel River?

The structure is 178 ft (54.3 m) long with a longest span of 76 ft (23.2 m) and a deck 25 ft wide.

Who owns Wilderness Ldge RD over South Fork Eel River?

It is owned by the County Highway Agency.