US Bridges

W Fork Trail CR RD over West Fork Trail Creek

Fair

Jackson County, Oregon · 0.39 Milepost · Structure no. 09272 820 00039

Built
1964
61 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
7,400
2020 count
Owner
County
County Highway Agency

About this bridge

W Fork Trail CR RD over West Fork Trail Creek is a prestressed concrete stringer/multi-beam or girder carrying W Fork Trail CR RD over West Fork Trail Creek in Jackson County, Oregon. It was built in 1964, so it is 61 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 7,400 vehicles a day, roughly 10% of them trucks, projected to reach 10,706 by 2025. The structure is 62 ft (18.9 m) long and 31 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesW Fork Trail CR RD
CrossesWest Fork Trail Creek
Location0.39 Milepost
RouteCounty Highway C0820
StateOregon
Coordinates42.67882, -122.846
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
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 rating46.7 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2020)
Projected traffic10,706 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 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$318,000
NavigationNo navigation control on waterway

Frequently asked questions

When was W Fork Trail CR RD over West Fork Trail Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is W Fork Trail CR RD over West Fork Trail 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 June 2023.

How much traffic does W Fork Trail CR RD over West Fork Trail Creek carry?

About 7,400 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is W Fork Trail CR RD over West Fork Trail Creek?

The structure is 62 ft (18.9 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns W Fork Trail CR RD over West Fork Trail Creek?

It is owned by the County Highway Agency.