US Bridges

Hutsell RD (CR123) over Robinson Creek

FairPosted for load

Mendocino County, California · 0.1 MI SW SR 128 · Structure no. 10C0135

Built
1960
65 years old, rebuilt 2001
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
51 ft
4 main spans
Daily traffic
139
2011 count
Owner
County
County Highway Agency

About this bridge

Hutsell RD (CR123) over Robinson Creek is a steel continuous stringer/multi-beam or girder carrying Hutsell RD (CR123) over Robinson Creek in Mendocino County, California. It was built in 1960 and reconstructed in 2001, so it is 65 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 139 vehicles a day, roughly 10% of them trucks, projected to reach 109 by 2042. The structure is 51 ft (15.4 m) long and 22 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesHutsell RD (CR123)
CrossesRobinson Creek
Location0.1 MI SW SR 128
RouteCounty Highway 0
CountyMendocino County
StateCalifornia
Coordinates38.99821, -123.36124
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating23.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckWood or timber
Main spans4
Design loadUnknown
Structure length51 ft (15.4 m)
Longest span20 ft (6 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic139 (2011)
Projected traffic109 by 2042
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Hutsell RD (CR123) over Robinson Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2001.

What condition is Hutsell RD (CR123) over Robinson 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 February 2024.

How much traffic does Hutsell RD (CR123) over Robinson Creek carry?

About 139 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Hutsell RD (CR123) over Robinson Creek?

The structure is 51 ft (15.4 m) long with a longest span of 20 ft (6 m) and a deck 22 ft wide.

Who owns Hutsell RD (CR123) over Robinson Creek?

It is owned by the County Highway Agency.