US Bridges

Dry Creek Road over Dry Creek

Fair

Jackson County, Oregon · 4.40 Milepost · Structure no. 29C272594 00440

Built
1966
59 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
645
2020 count
Owner
County
County Highway Agency

About this bridge

Dry Creek Road over Dry Creek is a prestressed concrete slab carrying Dry Creek Road over Dry Creek in Jackson County, Oregon. It was built in 1966, so it is 59 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 5 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 645 vehicles a day, roughly 10% of them trucks, projected to reach 755 by 2025. The structure is 42 ft (12.8 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesDry Creek Road
CrossesDry Creek
Location4.40 Milepost
RouteCounty Highway C0594
StateOregon
Coordinates42.39508, -122.76375
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating75.4 US tons
Inventory rating58.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 20
Structure length42 ft (12.8 m)
Longest span41 ft (12.5 m)
Deck width40 ft (12.2 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic645 (2020)
Projected traffic755 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 Road over Dry Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Dry Creek Road over Dry Creek 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 July 2023.

How much traffic does Dry Creek Road over Dry Creek carry?

About 645 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Dry Creek Road over Dry Creek?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.5 m) and a deck 40 ft wide.

Who owns Dry Creek Road over Dry Creek?

It is owned by the County Highway Agency.