US Bridges

Road over Still Creek

Good

Clackamas County, Oregon · S-33 T-3S R-8E Wm · Structure no. 060609000001492

Built
1967
58 years old
Condition
Good
inspected July 2024
Type
Frame
Concrete Continuous
Length
75 ft
3 main spans
Daily traffic
45
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Still Creek is a concrete continuous frame carrying Road over Still Creek in Clackamas County, Oregon. It was built in 1967, so it is 58 years old, older 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 45 vehicles a day, projected to reach 67 by 2045. The structure is 75 ft (22.9 m) long and 18 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesRoad
CrossesStill Creek
LocationS-33 T-3S R-8E Wm
RouteFederal Lands Road 26120
StateOregon
Coordinates45.26589, -121.82981
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39 US tons
Inventory rating26 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length75 ft (22.9 m)
Longest span50 ft (15.2 m)
Deck width18 ft (5.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2006)
Projected traffic67 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 Road over Still Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Road over Still 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 July 2024.

How much traffic does Road over Still Creek carry?

About 45 vehicles per day (2006 count).

How long is Road over Still Creek?

The structure is 75 ft (22.9 m) long with a longest span of 50 ft (15.2 m) and a deck 18 ft wide.

Who owns Road over Still Creek?

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