US Bridges

Kirk St. over Willow Creek

PoorPosted for load

Morrow County, Oregon · Willow Ck at Kirk St. · Structure no. 49B03 000 00000

Built
1971
54 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
15
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Kirk St. over Willow Creek is a steel stringer/multi-beam or girder carrying Kirk St. over Willow Creek in Morrow County, Oregon. It was built in 1971, so it is 54 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 4 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 15 vehicles a day, roughly 2% of them trucks, projected to reach 20 by 2025. The structure is 59 ft (18 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesKirk St.
CrossesWillow Creek
LocationWillow Ck at Kirk St.
RouteCity Street 0
StateOregon
Coordinates45.35198, -119.55095
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating2.9 US tons
Inventory rating2.1 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length59 ft (18 m)
Longest span57 ft (17.4 m)
Deck width12 ft (3.8 m)
Roadway width10 ft (3.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2020)
Projected traffic20 by 2025
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$302,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Kirk St. over Willow Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Kirk St. over Willow 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 August 2024.

How much traffic does Kirk St. over Willow Creek carry?

About 15 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Kirk St. over Willow Creek?

The structure is 59 ft (18 m) long with a longest span of 57 ft (17.4 m) and a deck 12 ft wide.

Who owns Kirk St. over Willow Creek?

It is owned by the City or Municipal Highway Agency.