US Bridges

Capitol Boulevard over Deschutes R. & Owrr&n R.

FairPosted for load

Thurston County, Washington · 00.23 N. E Street · Structure no. 085453000000000

Built
1936
89 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
943 ft
18 main spans
Daily traffic
14,881
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Capitol Boulevard over Deschutes R. & Owrr&n R. is a concrete continuous tee beam carrying Capitol Boulevard over Deschutes R. & Owrr&n R. in Thurston County, Washington. It was built in 1936, so it is 89 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 14,881 vehicles a day, roughly 5% of them trucks, projected to reach 26,875 by 2038. The structure is 943 ft (287.4 m) long and 61 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCapitol Boulevard
CrossesDeschutes R. & Owrr&n R.
Location00.23 N. E Street
RouteCity Street 5
Coordinates47.01369, -122.90358
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating22 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans18
Design loadH 15
Structure length943 ft (287.4 m)
Longest span100 ft (30.5 m)
Deck width61 ft (18.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,881 (2018)
Projected traffic26,875 by 2038
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$22.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Capitol Boulevard over Deschutes R. & Owrr&n R. built?

It was built in 1936, making it 89 years old in 2025.

What condition is Capitol Boulevard over Deschutes R. & Owrr&n R. 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 September 2023.

How much traffic does Capitol Boulevard over Deschutes R. & Owrr&n R. carry?

About 14,881 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Capitol Boulevard over Deschutes R. & Owrr&n R.?

The structure is 943 ft (287.4 m) long with a longest span of 100 ft (30.5 m) and a deck 61 ft wide.

Who owns Capitol Boulevard over Deschutes R. & Owrr&n R.?

It is owned by the City or Municipal Highway Agency.