US Bridges

King Road over Freshwater Creek

Fair

Colusa County, California · 1.1 MI W of S.R. 20 · Structure no. 15C0021

Built
1981
44 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
73 ft
3 main spans
Daily traffic
127
2014 count
Owner
County
County Highway Agency

About this bridge

King Road over Freshwater Creek is a concrete continuous slab carrying King Road over Freshwater Creek in Colusa County, California. It was built in 1981, so it is 44 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 127 vehicles a day, roughly 1% of them trucks, projected to reach 305 by 2046. The structure is 73 ft (22.3 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesKing Road
CrossesFreshwater Creek
Location1.1 MI W of S.R. 20
RouteCounty Highway 0
CountyColusa County
StateCalifornia
Coordinates39.14891, -122.27663
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length73 ft (22.3 m)
Longest span28 ft (8.5 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic127 (2014)
Projected traffic305 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 King Road over Freshwater Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is King Road over Freshwater 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 October 2024.

How much traffic does King Road over Freshwater Creek carry?

About 127 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is King Road over Freshwater Creek?

The structure is 73 ft (22.3 m) long with a longest span of 28 ft (8.5 m) and a deck 29 ft wide.

Who owns King Road over Freshwater Creek?

It is owned by the County Highway Agency.