US Bridges

Boulevard RD over I-5

Fair

Thurston County, Washington · 2.6 N JCT US 101 · Structure no. 0012503A0000000

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
189 ft
4 main spans
Daily traffic
8,000
2002 count
Owner
State
State Highway Agency

About this bridge

Boulevard RD over I-5 is a prestressed concrete continuous box beam or girders - single or spread carrying Boulevard RD over I-5 in Thurston County, Washington. It was built in 1984, so it is 41 years old, younger 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 8,000 vehicles a day, roughly 2% of them trucks, projected to reach 14,528 by 2036. The structure is 189 ft (57.6 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBoulevard RD
CrossesI-5
Location2.6 N JCT US 101
RouteCity Street 0
Coordinates47.03997, -122.86911
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span84 ft (25.6 m)
Deck width58 ft (17.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2002)
Projected traffic14,528 by 2036
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$4.1 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Boulevard RD over I-5 built?

It was built in 1984, making it 41 years old in 2025.

What condition is Boulevard RD over I-5 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 July 2024.

How much traffic does Boulevard RD over I-5 carry?

About 8,000 vehicles per day (2002 count), of which roughly 2% are trucks.

How long is Boulevard RD over I-5?

The structure is 189 ft (57.6 m) long with a longest span of 84 ft (25.6 m) and a deck 58 ft wide.

Who owns Boulevard RD over I-5?

It is owned by the State Highway Agency.