US Bridges

Elk River Road over Purple Mtn Creek

Fair

Curry County, Oregon · 3MI S & 9MI E of 97465 · Structure no. 061105000001034

Built
1965
60 years old
Condition
Fair
inspected June 2021
Type
Frame
Concrete Continuous
Length
76 ft
3 main spans
Daily traffic
58
1995 count
Owner
Federal
U.S. Forest Service

About this bridge

Elk River Road over Purple Mtn Creek is a concrete continuous frame carrying Elk River Road over Purple Mtn Creek in Curry County, Oregon. It was built in 1965, so it is 60 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 58 vehicles a day, projected to reach 87 by 2045. The structure is 76 ft (23.2 m) long and 17 ft wide.

CarriesElk River Road
CrossesPurple Mtn Creek
Location3MI S & 9MI E of 97465
RouteFederal Lands Road 53250
StateOregon
Coordinates42.70397, -124.32656
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.1 US tons
Inventory rating45.1 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length76 ft (23.2 m)
Longest span25 ft (7.7 m)
Deck width17 ft (5.2 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58 (1995)
Projected traffic87 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Elk River Road over Purple Mtn Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Elk River Road over Purple Mtn 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 June 2021.

How much traffic does Elk River Road over Purple Mtn Creek carry?

About 58 vehicles per day (1995 count).

How long is Elk River Road over Purple Mtn Creek?

The structure is 76 ft (23.2 m) long with a longest span of 25 ft (7.7 m) and a deck 17 ft wide.

Who owns Elk River Road over Purple Mtn Creek?

It is owned by the U.S. Forest Service.