US Bridges

Reynolds Highway over Outlet Creek

PoorPosted for load

Mendocino County, California · 1.1 MI West of US 101 · Structure no. 10C0174

Built
1955
70 years old, rebuilt 2008
Condition
Poor
inspected August 2024
Type
Truss - Thru
Steel
Length
194 ft
1 main span
Daily traffic
19
2014 count
Owner
County
County Highway Agency

About this bridge

Reynolds Highway over Outlet Creek is a steel truss - thru carrying Reynolds Highway over Outlet Creek in Mendocino County, California. It was built in 1955 and reconstructed in 2008, so it is 70 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 19 vehicles a day, roughly 2% of them trucks, projected to reach 41 by 2042. The structure is 194 ft (59.2 m) long and 14 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesReynolds Highway
CrossesOutlet Creek
Location1.1 MI West of US 101
RouteCounty Highway 0
Coordinates39.46495, -123.36665
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating19.6 US tons
Inventory rating14.3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+8 approach)
Design loadUnknown
Structure length194 ft (59.2 m)
Longest span70 ft (21.3 m)
Deck width14 ft (4.2 m)
Roadway width12 ft (3.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19 (2014)
Projected traffic41 by 2042
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Reynolds Highway over Outlet Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2008.

What condition is Reynolds Highway over Outlet Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Reynolds Highway over Outlet Creek carry?

About 19 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Reynolds Highway over Outlet Creek?

The structure is 194 ft (59.2 m) long with a longest span of 70 ft (21.3 m) and a deck 14 ft wide.

Who owns Reynolds Highway over Outlet Creek?

It is owned by the County Highway Agency.