US Bridges

Dry Creek RD #594 over Medford Irrigation Canal

Good

Jackson County, Oregon · 0.24 MI E of Foothill RD · Structure no. 29C51 594 00024

Built
1983
42 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
351
2020 count
Owner
County
County Highway Agency

About this bridge

Dry Creek RD #594 over Medford Irrigation Canal is a prestressed concrete slab carrying Dry Creek RD #594 over Medford Irrigation Canal in Jackson 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 351 vehicles a day, roughly 10% of them trucks, projected to reach 409 by 2025. The structure is 31 ft (9.4 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesDry Creek RD #594
CrossesMedford Irrigation Canal
Location0.24 MI E of Foothill RD
RouteCounty Highway C0594
StateOregon
Coordinates42.37813, -122.81534
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 protection7 GoodSome minor problems.
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating67 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic351 (2020)
Projected traffic409 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 Dry Creek RD #594 over Medford Irrigation Canal built?

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

What condition is Dry Creek RD #594 over Medford 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 July 2023.

How much traffic does Dry Creek RD #594 over Medford Irrigation Canal carry?

About 351 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Dry Creek RD #594 over Medford Irrigation Canal?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns Dry Creek RD #594 over Medford Irrigation Canal?

It is owned by the County Highway Agency.