US Bridges

W Evans CR RD over Bear Branch

Good

Jackson County, Oregon · 5.81 Milepost · Structure no. 29C200875 00581

Built
1977
48 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
1,453
2020 count
Owner
County
County Highway Agency

About this bridge

W Evans CR RD over Bear Branch is a prestressed concrete slab carrying W Evans CR RD over Bear Branch in Jackson County, Oregon. It was built in 1977, so it is 48 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,453 vehicles a day, roughly 10% of them trucks, projected to reach 1,698 by 2025. The structure is 23 ft (7 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesW Evans CR RD
CrossesBear Branch
Location5.81 Milepost
RouteCounty Highway C0875
StateOregon
Coordinates42.51187, -123.18363
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span22 ft (6.8 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,453 (2020)
Projected traffic1,698 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 W Evans CR RD over Bear Branch built?

It was built in 1977, making it 48 years old in 2025.

What condition is W Evans CR RD over Bear Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does W Evans CR RD over Bear Branch carry?

About 1,453 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is W Evans CR RD over Bear Branch?

The structure is 23 ft (7 m) long with a longest span of 22 ft (6.8 m) and a deck 32 ft wide.

Who owns W Evans CR RD over Bear Branch?

It is owned by the County Highway Agency.