US Bridges

Toledo Salmon Road over Little Salmon Creek

Fair

Lewis County, Washington · 3.0 SE Toledo · Structure no. 087222000000000

Built
1955
70 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
104
2021 count
Owner
County
County Highway Agency

About this bridge

Toledo Salmon Road over Little Salmon Creek is a concrete continuous culvert carrying Toledo Salmon Road over Little Salmon Creek in Lewis County, Washington. It was built in 1955, so it is 70 years old, older than the Washington average of 49.8 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 104 vehicles a day, roughly 16% of them trucks, projected to reach 188 by 2041. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesToledo Salmon Road
CrossesLittle Salmon Creek
Location3.0 SE Toledo
RouteCounty Highway 50910
Coordinates46.41894, -122.80369
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 15
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic104 (2021)
Projected traffic188 by 2041
Trucks16%
Lanes on structure2
Traffic directionTwo-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$266,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Toledo Salmon Road over Little Salmon Creek built?

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

What condition is Toledo Salmon Road over Little Salmon 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 January 2024.

How much traffic does Toledo Salmon Road over Little Salmon Creek carry?

About 104 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is Toledo Salmon Road over Little Salmon Creek?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Toledo Salmon Road over Little Salmon Creek?

It is owned by the County Highway Agency.