US Bridges

I-5 Sbcd over 41st Division

Fair

Pierce County, Washington · 6.1 N Thurston CO · Structure no. 0004495B0000000

Built
1954
71 years old
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete Continuous
Length
157 ft
3 main spans
Daily traffic
7,285
2019 count
Owner
State
State Highway Agency

About this bridge

I-5 Sbcd over 41st Division is a concrete continuous tee beam carrying I-5 Sbcd over 41st Division in Pierce County, Washington. It was built in 1954, so it is 71 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 7,285 vehicles a day, roughly 2% of them trucks, projected to reach 10,548 by 2039. The structure is 157 ft (47.9 m) long and 37 ft wide.

Location

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CarriesI-5 Sbcd
Crosses41st Division
Location6.1 N Thurston CO
RouteInterstate 5
CountyPierce County
StateWashington
Coordinates47.10433, -122.58878
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.3 US tons
Inventory rating22.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length157 ft (47.9 m)
Longest span70 ft (21.3 m)
Deck width37 ft (11.2 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,285 (2019)
Projected traffic10,548 by 2039
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$3.5 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-5 Sbcd over 41st Division built?

It was built in 1954, making it 71 years old in 2025.

What condition is I-5 Sbcd over 41st Division 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 March 2023.

How much traffic does I-5 Sbcd over 41st Division carry?

About 7,285 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is I-5 Sbcd over 41st Division?

The structure is 157 ft (47.9 m) long with a longest span of 70 ft (21.3 m) and a deck 37 ft wide.

Who owns I-5 Sbcd over 41st Division?

It is owned by the State Highway Agency.