US Bridges

Willow CR RD over Balm Fork Creek

Fair

Morrow County, Oregon · 0.95 MI E of HWY 207 · Structure no. 10906 067800000

Built
1983
42 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
367 ft
4 main spans
Daily traffic
305
2020 count
Owner
County
County Highway Agency

About this bridge

Willow CR RD over Balm Fork Creek is a prestressed concrete stringer/multi-beam or girder carrying Willow CR RD over Balm Fork Creek in Morrow County, Oregon. It was built in 1983, so it is 42 years old, younger 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 5 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 305 vehicles a day, roughly 15% of them trucks, projected to reach 370 by 2025. The structure is 367 ft (111.9 m) long and 31 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesWillow CR RD
CrossesBalm Fork Creek
Location0.95 MI E of HWY 207
RouteCounty Highway 0
StateOregon
Coordinates45.3397, -119.5458
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.5 US tons
Inventory rating9.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length367 ft (111.9 m)
Longest span92 ft (28 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic305 (2020)
Projected traffic370 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Willow CR RD over Balm Fork Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Willow CR RD over Balm Fork 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 Willow CR RD over Balm Fork Creek carry?

About 305 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Willow CR RD over Balm Fork Creek?

The structure is 367 ft (111.9 m) long with a longest span of 92 ft (28 m) and a deck 31 ft wide.

Who owns Willow CR RD over Balm Fork Creek?

It is owned by the County Highway Agency.