US Bridges

Geist Road over Stanfield Canal

Good

Umatilla County, Oregon · 1 Mi. NE of S. Edwards RD · Structure no. 59C204116800000

Built
1998
27 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
25 ft
1 main span
Daily traffic
385
2020 count
Owner
County
County Highway Agency

About this bridge

Geist Road over Stanfield Canal is a prestressed concrete slab carrying Geist Road over Stanfield Canal in Umatilla County, Oregon. It was built in 1998, so it is 27 years old, younger than the Oregon average of 49.9 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 385 vehicles a day, roughly 25% of them trucks, projected to reach 470 by 2025. The structure is 25 ft (7.6 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGeist Road
CrossesStanfield Canal
Location1 Mi. NE of S. Edwards RD
RouteCounty Highway C1168
StateOregon
Coordinates45.80005, -119.18941
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.4 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic385 (2020)
Projected traffic470 by 2025
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$128,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Geist Road over Stanfield Canal built?

It was built in 1998, making it 27 years old in 2025.

What condition is Geist Road over Stanfield Canal 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 November 2024.

How much traffic does Geist Road over Stanfield Canal carry?

About 385 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is Geist Road over Stanfield Canal?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 32 ft wide.

Who owns Geist Road over Stanfield Canal?

It is owned by the County Highway Agency.