US Bridges

Klickitat DR over I-5

Poor

King County, Washington · 5.0 N JCT SR 516 · Structure no. 0007401C0000000

Built
1964
61 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
189 ft
3 main spans
Daily traffic
15,000
2002 count
Owner
State
State Highway Agency

About this bridge

Klickitat DR over I-5 is a prestressed concrete stringer/multi-beam or girder carrying Klickitat DR over I-5 in King County, Washington. It was built in 1964, so it is 61 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 15,000 vehicles a day, roughly 1% of them trucks, projected to reach 26,220 by 2036. The structure is 189 ft (57.6 m) long and 58 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesKlickitat DR
CrossesI-5
Location5.0 N JCT SR 516
RouteCity Street 0
CountyKing County
StateWashington
Coordinates47.45767, -122.26381
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span78 ft (23.8 m)
Deck width58 ft (17.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2002)
Projected traffic26,220 by 2036
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 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$5.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Klickitat DR over I-5 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Klickitat DR over I-5 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Klickitat DR over I-5 carry?

About 15,000 vehicles per day (2002 count), of which roughly 1% are trucks.

How long is Klickitat DR over I-5?

The structure is 189 ft (57.6 m) long with a longest span of 78 ft (23.8 m) and a deck 58 ft wide.

Who owns Klickitat DR over I-5?

It is owned by the State Highway Agency.