US Bridges

HWY 69 (eb) over Debrick Slough

Fair

Lane County, Oregon · 02.6 W JCT HWY 001 · Structure no. 08705A069 01015

Built
1965
60 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
84 ft
3 main spans
Daily traffic
29,662
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 69 (eb) over Debrick Slough is a prestressed concrete slab carrying HWY 69 (eb) over Debrick Slough in Lane 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 29,662 vehicles a day, roughly 6% of them trucks, projected to reach 35,300 by 2042. The structure is 84 ft (25.7 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY 69 (eb)
CrossesDebrick Slough
Location02.6 W JCT HWY 001
RouteState Highway 569
CountyLane County
StateOregon
Coordinates44.09091, -123.09775
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating26.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length84 ft (25.7 m)
Longest span27 ft (8.2 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,662 (2022)
Projected traffic35,300 by 2042
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 HWY 69 (eb) over Debrick Slough built?

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

What condition is HWY 69 (eb) over Debrick Slough 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 March 2023.

How much traffic does HWY 69 (eb) over Debrick Slough carry?

About 29,662 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is HWY 69 (eb) over Debrick Slough?

The structure is 84 ft (25.7 m) long with a longest span of 27 ft (8.2 m) and a deck 44 ft wide.

Who owns HWY 69 (eb) over Debrick Slough?

It is owned by the State Highway Agency.