US Bridges

Fiddle Creek Road over Fiddle Creek

Fair

Lane County, Oregon · 040 MI E Siltcoos Lake · Structure no. 39C54 533600187

Built
1982
43 years old
Condition
Fair
inspected August 2023
Type
Slab
Prestressed Concrete
Length
81 ft
2 main spans
Daily traffic
89
2020 count
Owner
County
County Highway Agency

About this bridge

Fiddle Creek Road over Fiddle Creek is a prestressed concrete slab carrying Fiddle Creek Road over Fiddle Creek in Lane County, Oregon. It was built in 1982, so it is 43 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 89 vehicles a day, projected to reach 102 by 2025. The structure is 81 ft (24.7 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesFiddle Creek Road
CrossesFiddle Creek
Location040 MI E Siltcoos Lake
RouteCounty Highway C5336
StateOregon
Coordinates43.87277, -124.01321
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.
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 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 rating61 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89 (2020)
Projected traffic102 by 2025
Trucks0%
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 Fiddle Creek Road over Fiddle Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Fiddle Creek Road over Fiddle 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 2023.

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

About 89 vehicles per day (2020 count).

How long is Fiddle Creek Road over Fiddle Creek?

The structure is 81 ft (24.7 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Fiddle Creek Road over Fiddle Creek?

It is owned by the County Highway Agency.