US Bridges

Road over Mill CR

Fair

Jackson County, Oregon · Mill Creek Campground · Structure no. 061006000001043

Built
1966
59 years old, rebuilt 2000
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
66 ft
3 main spans
Daily traffic
51
1992 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Mill CR is a wood or timber stringer/multi-beam or girder carrying Road over Mill CR in Jackson County, Oregon. It was built in 1966 and reconstructed in 2000, 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 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 51 vehicles a day, projected to reach 76 by 2045. The structure is 66 ft (20.1 m) long and 19 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesRoad
CrossesMill CR
LocationMill Creek Campground
RouteFederal Lands Road 62000
StateOregon
Coordinates42.79389, -122.46194
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58.1 US tons
Inventory rating41 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span46 ft (14 m)
Deck width19 ft (5.8 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (1992)
Projected traffic76 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Road over Mill CR built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2000.

What condition is Road over Mill CR 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 September 2023.

How much traffic does Road over Mill CR carry?

About 51 vehicles per day (1992 count).

How long is Road over Mill CR?

The structure is 66 ft (20.1 m) long with a longest span of 46 ft (14 m) and a deck 19 ft wide.

Who owns Road over Mill CR?

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