US Bridges

Dixon Road over Clearwater Creek

Good

Pacific County, Washington · 5.1 N JCT 105-101 · Structure no. 086133000000000

Built
1992
33 years old
Condition
Good
inspected June 2023
Type
Channel Beam
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
16
2023 count
Owner
County
County Highway Agency

About this bridge

Dixon Road over Clearwater Creek is a prestressed concrete channel beam carrying Dixon Road over Clearwater Creek in Pacific County, Washington. It was built in 1992, so it is 33 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16 vehicles a day, roughly 10% of them trucks, projected to reach 300 by 2043. The structure is 46 ft (13.9 m) long and 17 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesDixon Road
CrossesClearwater Creek
Location5.1 N JCT 105-101
RouteCounty Highway 59600
Coordinates46.74897, -123.76728
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating44 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (13.9 m)
Longest span43 ft (13.1 m)
Deck width17 ft (5.2 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16 (2023)
Projected traffic300 by 2043
Trucks10%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$475,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dixon Road over Clearwater Creek built?

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

What condition is Dixon Road over Clearwater Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Dixon Road over Clearwater Creek carry?

About 16 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Dixon Road over Clearwater Creek?

The structure is 46 ft (13.9 m) long with a longest span of 43 ft (13.1 m) and a deck 17 ft wide.

Who owns Dixon Road over Clearwater Creek?

It is owned by the County Highway Agency.