US Bridges

Culver Highway over Irrigation Canal

Good

Jefferson County, Oregon · 0.05 MI N of Opal Lane · Structure no. 21560 000000000

Built
2012
13 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
79 ft
1 main span
Daily traffic
251
2020 count
Owner
County
County Highway Agency

About this bridge

Culver Highway over Irrigation Canal is a prestressed concrete box beam or girders - single or spread carrying Culver Highway over Irrigation Canal in Jefferson County, Oregon. It was built in 2012, so it is 13 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 251 vehicles a day, roughly 28% of them trucks, projected to reach 286 by 2025. The structure is 79 ft (24.1 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCulver Highway
CrossesIrrigation Canal
Location0.05 MI N of Opal Lane
RouteCounty Highway 0
StateOregon
Coordinates44.43428, -121.18923
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
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 rating74.6 US tons
Inventory rating57.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length79 ft (24.1 m)
Longest span77 ft (23.5 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic251 (2020)
Projected traffic286 by 2025
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Culver Highway over Irrigation Canal built?

It was built in 2012, making it 13 years old in 2025.

What condition is Culver Highway 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 Culver Highway over Irrigation Canal carry?

About 251 vehicles per day (2020 count), of which roughly 28% are trucks.

How long is Culver Highway over Irrigation Canal?

The structure is 79 ft (24.1 m) long with a longest span of 77 ft (23.5 m) and a deck 33 ft wide.

Who owns Culver Highway over Irrigation Canal?

It is owned by the County Highway Agency.