US Bridges

College Drive over Irrigation Canal

Fair

Josephine County, Oregon · Josephine CO · Structure no. 358205358200010

Built
1967
58 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
3,388
2020 count
Owner
County
County Highway Agency

About this bridge

College Drive over Irrigation Canal is a prestressed concrete slab carrying College Drive over Irrigation Canal in Josephine County, Oregon. It was built in 1967, so it is 58 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 3,388 vehicles a day, roughly 10% of them trucks, projected to reach 3,953 by 2025. The structure is 26 ft (7.9 m) long and 32 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCollege Drive
CrossesIrrigation Canal
LocationJosephine CO
RouteCounty Highway C3582
CountyJosephine County
StateOregon
Coordinates42.40782, -123.39003
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,388 (2020)
Projected traffic3,953 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 College Drive over Irrigation Canal built?

It was built in 1967, making it 58 years old in 2025.

What condition is College Drive over Irrigation Canal 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 October 2024.

How much traffic does College Drive over Irrigation Canal carry?

About 3,388 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is College Drive over Irrigation Canal?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 32 ft wide.

Who owns College Drive over Irrigation Canal?

It is owned by the County Highway Agency.