US Bridges

Bear DR over Irrigation Canal

Good

Jefferson County, Oregon · 0.5 MI S of Highland LN · Structure no. 16605 054900050

Built
1983
42 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
326
2020 count
Owner
County
County Highway Agency

About this bridge

Bear DR over Irrigation Canal is a prestressed concrete slab carrying Bear DR over Irrigation Canal in Jefferson 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 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 326 vehicles a day, roughly 10% of them trucks, projected to reach 371 by 2025. The structure is 69 ft (21 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBear DR
CrossesIrrigation Canal
Location0.5 MI S of Highland LN
RouteCounty Highway 0
StateOregon
Coordinates44.53122, -121.15283
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length69 ft (21 m)
Longest span68 ft (20.7 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic326 (2020)
Projected traffic371 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Bear DR over Irrigation Canal built?

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

What condition is Bear DR over Irrigation Canal 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 November 2024.

How much traffic does Bear DR over Irrigation Canal carry?

About 326 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Bear DR over Irrigation Canal?

The structure is 69 ft (21 m) long with a longest span of 68 ft (20.7 m) and a deck 32 ft wide.

Who owns Bear DR over Irrigation Canal?

It is owned by the County Highway Agency.