US Bridges

Mission Creek Road over Mission Creek

Good

Chelan County, Washington · 0.24S JCT Pioneer Ave · Structure no. 080163000000000

Built
1986
39 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
1,168
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mission Creek Road over Mission Creek is a prestressed concrete stringer/multi-beam or girder carrying Mission Creek Road over Mission Creek in Chelan County, Washington. It was built in 1986, so it is 39 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 1,168 vehicles a day, roughly 2% of them trucks, projected to reach 1,461 by 2046. The structure is 46 ft (14 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMission Creek Road
CrossesMission Creek
Location0.24S JCT Pioneer Ave
RouteCity Street 92410
Coordinates47.51231, -120.47251
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating30.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span45 ft (13.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,168 (2020)
Projected traffic1,461 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mission Creek Road over Mission Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Mission Creek Road over Mission 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 October 2024.

How much traffic does Mission Creek Road over Mission Creek carry?

About 1,168 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Mission Creek Road over Mission Creek?

The structure is 46 ft (14 m) long with a longest span of 45 ft (13.8 m) and a deck 30 ft wide.

Who owns Mission Creek Road over Mission Creek?

It is owned by the City or Municipal Highway Agency.