US Bridges

Klickitat Drive over SB Southcenter Pkwy

Fair

King County, Washington · At Southcenter Parkway · Structure no. 088536000000000

Built
2012
13 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
31 ft
1 main span
Daily traffic
14,024
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Klickitat Drive over SB Southcenter Pkwy is a concrete slab carrying Klickitat Drive over SB Southcenter Pkwy in King County, Washington. It was built in 2012, so it is 13 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 14,024 vehicles a day, roughly 2% of them trucks, projected to reach 15,800 by 2043. The structure is 31 ft (9.4 m) long and 100 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesKlickitat Drive
CrossesSB Southcenter Pkwy
LocationAt Southcenter Parkway
RouteCity Street 1037
CountyKing County
StateWashington
Coordinates47.45749, -122.26265
Functional classUrban Collector

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.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width100 ft (30.5 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,024 (2018)
Projected traffic15,800 by 2043
Trucks2%
Lanes on structure3
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$412,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Klickitat Drive over SB Southcenter Pkwy built?

It was built in 2012, making it 13 years old in 2025.

What condition is Klickitat Drive over SB Southcenter Pkwy 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 April 2023.

How much traffic does Klickitat Drive over SB Southcenter Pkwy carry?

About 14,024 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Klickitat Drive over SB Southcenter Pkwy?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 100 ft wide.

Who owns Klickitat Drive over SB Southcenter Pkwy?

It is owned by the City or Municipal Highway Agency.