US Bridges

Elk Creek Road over Coal Creek

Good

Coos County, Oregon · 5MI SE of 97466 · Structure no. 061105000001104

Built
1981
44 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
114 ft
1 main span
Daily traffic
50
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

Elk Creek Road over Coal Creek is a prestressed concrete stringer/multi-beam or girder carrying Elk Creek Road over Coal Creek in Coos County, Oregon. It was built in 1981, so it is 44 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 114 ft (34.7 m) long and 17 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesElk Creek Road
CrossesCoal Creek
Location5MI SE of 97466
RouteFederal Lands Road 33580
StateOregon
Coordinates42.83014, -123.99772
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88.1 US tons
Inventory rating48.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length114 ft (34.7 m)
Longest span110 ft (33.5 m)
Deck width17 ft (5.2 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2006)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
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 Creek Road over Coal Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Elk Creek Road over Coal Creek 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 August 2023.

How much traffic does Elk Creek Road over Coal Creek carry?

About 50 vehicles per day (2006 count).

How long is Elk Creek Road over Coal Creek?

The structure is 114 ft (34.7 m) long with a longest span of 110 ft (33.5 m) and a deck 17 ft wide.

Who owns Elk Creek Road over Coal Creek?

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