US Bridges

Roderick Road over Gales Creek

Fair

Washington County, Oregon · 001 MI W Gales Creek Road · Structure no. 671279061300010

Built
1972
53 years old
Condition
Fair
inspected August 2024
Type
Slab
Prestressed Concrete
Length
175 ft
3 main spans
Daily traffic
184
2020 count
Owner
County
County Highway Agency

About this bridge

Roderick Road over Gales Creek is a prestressed concrete slab carrying Roderick Road over Gales Creek in Washington County, Oregon. It was built in 1972, so it is 53 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 184 vehicles a day, roughly 39% of them trucks, projected to reach 209 by 2025. The structure is 175 ft (53.3 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRoderick Road
CrossesGales Creek
Location001 MI W Gales Creek Road
RouteCounty Highway C1197
StateOregon
Coordinates45.5552, -123.18677
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length175 ft (53.3 m)
Longest span70 ft (21.3 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic184 (2020)
Projected traffic209 by 2025
Trucks39%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Roderick Road over Gales Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Roderick Road over Gales Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Roderick Road over Gales Creek carry?

About 184 vehicles per day (2020 count), of which roughly 39% are trucks.

How long is Roderick Road over Gales Creek?

The structure is 175 ft (53.3 m) long with a longest span of 70 ft (21.3 m) and a deck 24 ft wide.

Who owns Roderick Road over Gales Creek?

It is owned by the County Highway Agency.