US Bridges

Woodruff Lane over Catherine Creek

PoorPosted for load

Union County, Oregon · Union Co. · Structure no. 20189 000X00027

Built
1930
95 years old
Condition
Poor
inspected September 2024
Type
Truss - Thru
Steel
Length
77 ft
1 main span
Daily traffic
372
2020 count
Owner
County
County Highway Agency

About this bridge

Woodruff Lane over Catherine Creek is a steel truss - thru carrying Woodruff Lane over Catherine Creek in Union County, Oregon. It was built in 1930, so it is 95 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 372 vehicles a day, roughly 5% of them trucks, projected to reach 428 by 2025. The structure is 77 ft (23.5 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWoodruff Lane
CrossesCatherine Creek
LocationUnion Co.
RouteCounty Highway 0
StateOregon
Coordinates45.25327, -117.927
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating11 US tons
Inventory rating8.6 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+1 approach)
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span60 ft (18.3 m)
Deck width23 ft (6.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic372 (2020)
Projected traffic428 by 2025
Trucks5%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$513,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Woodruff Lane over Catherine Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Woodruff Lane over Catherine Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Woodruff Lane over Catherine Creek carry?

About 372 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Woodruff Lane over Catherine Creek?

The structure is 77 ft (23.5 m) long with a longest span of 60 ft (18.3 m) and a deck 23 ft wide.

Who owns Woodruff Lane over Catherine Creek?

It is owned by the County Highway Agency.