US Bridges

Boulevard Road over Trail & Creek

Good

Thurston County, Washington · .05 S I5 · Structure no. 083235000000000

Built
1973
52 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
200 ft
3 main spans
Daily traffic
9,640
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Boulevard Road over Trail & Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Boulevard Road over Trail & Creek in Thurston County, Washington. It was built in 1973, so it is 52 years old, older 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 9,640 vehicles a day, roughly 5% of them trucks, projected to reach 15,540 by 2035. The structure is 200 ft (61 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBoulevard Road
CrossesTrail & Creek
Location.05 S I5
RouteCity Street 10490
Coordinates47.03913, -122.86906
Functional classUrban Minor Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length200 ft (61 m)
Longest span67 ft (20.4 m)
Deck width56 ft (17 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,640 (2017)
Projected traffic15,540 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$4.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Boulevard Road over Trail & Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Boulevard Road over Trail & 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 September 2024.

How much traffic does Boulevard Road over Trail & Creek carry?

About 9,640 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Boulevard Road over Trail & Creek?

The structure is 200 ft (61 m) long with a longest span of 67 ft (20.4 m) and a deck 56 ft wide.

Who owns Boulevard Road over Trail & Creek?

It is owned by the City or Municipal Highway Agency.