US Bridges

Ruben Leigh RD N. over Little Fall Creek

Fair

Lane County, Oregon · 040 MI NW Fall Creek Dam · Structure no. 39C634623100001

Built
1969
56 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
94 ft
3 main spans
Daily traffic
101
2020 count
Owner
County
County Highway Agency

About this bridge

Ruben Leigh RD N. over Little Fall Creek is a prestressed concrete slab carrying Ruben Leigh RD N. over Little Fall Creek in Lane County, Oregon. It was built in 1969, so it is 56 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 101 vehicles a day, roughly 10% of them trucks, projected to reach 101 by 2025. The structure is 94 ft (28.7 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRuben Leigh RD N.
CrossesLittle Fall Creek
Location040 MI NW Fall Creek Dam
RouteCounty Highway C6231
StateOregon
Coordinates43.9649, -122.77369
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.9 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span50 ft (15.2 m)
Deck width16 ft (4.8 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101 (2020)
Projected traffic101 by 2025
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Ruben Leigh RD N. over Little Fall Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Ruben Leigh RD N. over Little Fall 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 October 2024.

How much traffic does Ruben Leigh RD N. over Little Fall Creek carry?

About 101 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Ruben Leigh RD N. over Little Fall Creek?

The structure is 94 ft (28.7 m) long with a longest span of 50 ft (15.2 m) and a deck 16 ft wide.

Who owns Ruben Leigh RD N. over Little Fall Creek?

It is owned by the County Highway Agency.