US Bridges

Mcdermott Road over Funks Creek

Fair

Colusa County, California · 0.4 MI S Lenahan RD · Structure no. 15C0196

Built
2006
19 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
271
2014 count
Owner
County
County Highway Agency

About this bridge

Mcdermott Road over Funks Creek is a prestressed concrete slab carrying Mcdermott Road over Funks Creek in Colusa County, California. It was built in 2006, so it is 19 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 271 vehicles a day, roughly 10% of them trucks, projected to reach 306 by 2041. The structure is 60 ft (18.3 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesMcdermott Road
CrossesFunks Creek
Location0.4 MI S Lenahan RD
RouteCounty Highway 0
CountyColusa County
StateCalifornia
Coordinates39.32849, -122.229
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic271 (2014)
Projected traffic306 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Mcdermott Road over Funks Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Mcdermott Road over Funks 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 July 2023.

How much traffic does Mcdermott Road over Funks Creek carry?

About 271 vehicles per day (2014 count), of which roughly 10% are trucks.

How long is Mcdermott Road over Funks Creek?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns Mcdermott Road over Funks Creek?

It is owned by the County Highway Agency.