US Bridges

Deerhorn RD over Creek

Fair

Lane County, Oregon · 135 MI SE Springfield · Structure no. 39C113105800649

Built
1978
47 years old
Condition
Fair
inspected August 2024
Type
Slab
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
1,007
2020 count
Owner
County
County Highway Agency

About this bridge

Deerhorn RD over Creek is a prestressed concrete slab carrying Deerhorn RD over Creek in Lane County, Oregon. It was built in 1978, so it is 47 years old, younger 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 1,007 vehicles a day, roughly 10% of them trucks, projected to reach 1,182 by 2025. The structure is 36 ft (11 m) long and 28 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesDeerhorn RD
CrossesCreek
Location135 MI SE Springfield
RouteCounty Highway C1058
StateOregon
Coordinates44.08342, -122.72465
Functional classRural Major Collector

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.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span36 ft (11 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,007 (2020)
Projected traffic1,182 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 Deerhorn RD over Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Deerhorn RD over 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 August 2024.

How much traffic does Deerhorn RD over Creek carry?

About 1,007 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Deerhorn RD over Creek?

The structure is 36 ft (11 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns Deerhorn RD over Creek?

It is owned by the County Highway Agency.