US Bridges

Touchet Gardena RD over Walla Walla River

Good

Walla Walla County, Washington · 0.147 N of Sandpit RD · Structure no. 088447000000000

Built
2012
13 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Prestressed Concrete
Length
188 ft
1 main span
Daily traffic
990
2020 count
Owner
County
County Highway Agency

About this bridge

Touchet Gardena RD over Walla Walla River is a prestressed concrete tee beam carrying Touchet Gardena RD over Walla Walla River in Walla Walla 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 990 vehicles a day, roughly 15% of them trucks, projected to reach 1,208 by 2040. The structure is 188 ft (57.3 m) long and 37 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesTouchet Gardena RD
CrossesWalla Walla River
Location0.147 N of Sandpit RD
RouteCounty Highway 93150
Coordinates46.02906, -118.67097
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.4 US tons
Inventory rating51.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length188 ft (57.3 m)
Longest span182 ft (55.6 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic990 (2020)
Projected traffic1,208 by 2040
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$7.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Touchet Gardena RD over Walla Walla River built?

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

What condition is Touchet Gardena RD over Walla Walla River 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 September 2023.

How much traffic does Touchet Gardena RD over Walla Walla River carry?

About 990 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Touchet Gardena RD over Walla Walla River?

The structure is 188 ft (57.3 m) long with a longest span of 182 ft (55.6 m) and a deck 37 ft wide.

Who owns Touchet Gardena RD over Walla Walla River?

It is owned by the County Highway Agency.