US Bridges

SR 432 over SR 411/3rd Ave

Fair

Cowlitz County, Washington · 1.5 E JCT SR 433 · Structure no. 0009874A0000000

Built
1975
50 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
278 ft
1 main span
Daily traffic
8,598
2023 count
Owner
State
State Highway Agency

About this bridge

SR 432 over SR 411/3rd Ave is a prestressed concrete stringer/multi-beam or girder carrying SR 432 over SR 411/3rd Ave in Cowlitz County, Washington. It was built in 1975, so it is 50 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 8,598 vehicles a day, roughly 3% of them trucks, projected to reach 11,066 by 2039. The structure is 278 ft (84.7 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 432
CrossesSR 411/3rd Ave
Location1.5 E JCT SR 433
RouteState Highway 432
CountyCowlitz County
StateWashington
Coordinates46.1232, -122.92666
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length278 ft (84.7 m)
Longest span110 ft (33.5 m)
Deck width45 ft (13.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,598 (2023)
Projected traffic11,066 by 2039
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.5 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 432 over SR 411/3rd Ave built?

It was built in 1975, making it 50 years old in 2025.

What condition is SR 432 over SR 411/3rd Ave 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 May 2023.

How much traffic does SR 432 over SR 411/3rd Ave carry?

About 8,598 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is SR 432 over SR 411/3rd Ave?

The structure is 278 ft (84.7 m) long with a longest span of 110 ft (33.5 m) and a deck 45 ft wide.

Who owns SR 432 over SR 411/3rd Ave?

It is owned by the State Highway Agency.