US Bridges

NE Union Hill Rd. over Evans Creek

Good

King County, Washington · 2.5 MI E of SR-202 · Structure no. 088565000000000

Built
2013
12 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
12,178
2020 count
Owner
County
County Highway Agency

About this bridge

NE Union Hill Rd. over Evans Creek is a prestressed concrete slab carrying NE Union Hill Rd. over Evans Creek in King County, Washington. It was built in 2013, so it is 12 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 12,178 vehicles a day, projected to reach 21,995 by 2040. The structure is 69 ft (21 m) long and 68 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNE Union Hill Rd.
CrossesEvans Creek
Location2.5 MI E of SR-202
RouteCounty Highway 96803
Coordinates47.67514, -122.08131
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.2 US tons
Inventory rating71.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length69 ft (21 m)
Longest span65 ft (19.8 m)
Deck width68 ft (20.8 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,178 (2020)
Projected traffic21,995 by 2040
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NE Union Hill Rd. over Evans Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is NE Union Hill Rd. over Evans 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 July 2024.

How much traffic does NE Union Hill Rd. over Evans Creek carry?

About 12,178 vehicles per day (2020 count).

How long is NE Union Hill Rd. over Evans Creek?

The structure is 69 ft (21 m) long with a longest span of 65 ft (19.8 m) and a deck 68 ft wide.

Who owns NE Union Hill Rd. over Evans Creek?

It is owned by the County Highway Agency.