US Bridges

Feiss RD over Con Na Wai Creek

Good

Grant County, Washington · Fiess RD 0.01 W of X NE · Structure no. 086533000000000

Built
2000
25 years old
Condition
Good
inspected February 2024
Type
Tee Beam
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
56
2020 count
Owner
County
County Highway Agency

About this bridge

Feiss RD over Con Na Wai Creek is a prestressed concrete tee beam carrying Feiss RD over Con Na Wai Creek in Grant 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 56 vehicles a day, roughly 7% of them trucks, projected to reach 108 by 2042. The structure is 90 ft (27.4 m) long and 25 ft wide.

CarriesFeiss RD
CrossesCon Na Wai Creek
LocationFiess RD 0.01 W of X NE
RouteCounty Highway 52410
Coordinates47.47035, -118.98477
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length90 ft (27.4 m)
Longest span89 ft (27.1 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56 (2020)
Projected traffic108 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 relocation of road
Estimated improvement cost$3.6 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Feiss RD over Con Na Wai Creek built?

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

What condition is Feiss RD over Con Na Wai 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 February 2024.

How much traffic does Feiss RD over Con Na Wai Creek carry?

About 56 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Feiss RD over Con Na Wai Creek?

The structure is 90 ft (27.4 m) long with a longest span of 89 ft (27.1 m) and a deck 25 ft wide.

Who owns Feiss RD over Con Na Wai Creek?

It is owned by the County Highway Agency.