US Bridges

212th Way SE over Newaukum Creek

Good

King County, Washington · 0.8 MI S Green Valley RD · Structure no. 086512000000000

Built
2000
25 years old
Condition
Good
inspected May 2024
Type
Tee Beam
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
2,024
2018 count
Owner
County
County Highway Agency

About this bridge

212th Way SE over Newaukum Creek is a prestressed concrete tee beam carrying 212th Way SE over Newaukum Creek in King County, Washington. It was built in 2000, so it is 25 years old, younger 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 2,024 vehicles a day, roughly 2% of them trucks, projected to reach 3,655 by 2039. The structure is 64 ft (19.5 m) long and 37 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Carries212th Way SE
CrossesNewaukum Creek
Location0.8 MI S Green Valley RD
RouteCounty Highway 93658
Coordinates47.27403, -122.05656
Functional classRural Major Collector

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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating41.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length64 ft (19.5 m)
Longest span60 ft (18.3 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,024 (2018)
Projected traffic3,655 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 212th Way SE over Newaukum Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is 212th Way SE over Newaukum 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 May 2024.

How much traffic does 212th Way SE over Newaukum Creek carry?

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

How long is 212th Way SE over Newaukum Creek?

The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.3 m) and a deck 37 ft wide.

Who owns 212th Way SE over Newaukum Creek?

It is owned by the County Highway Agency.