US Bridges

Or 140 (hwy 270) over N Fk Little Butte Creek

Fair

Jackson County, Oregon · 15.4 MI E HWY 022 JCT · Structure no. 05283A270 01544

Built
1968
57 years old
Condition
Fair
inspected September 2023
Type
Slab
Prestressed Concrete
Length
65 ft
3 main spans
Daily traffic
3,276
2022 count
Owner
State
State Highway Agency

About this bridge

Or 140 (hwy 270) over N Fk Little Butte Creek is a prestressed concrete slab carrying Or 140 (hwy 270) over N Fk Little Butte Creek in Jackson County, Oregon. It was built in 1968, so it is 57 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 3,276 vehicles a day, roughly 25% of them trucks, projected to reach 4,000 by 2042. The structure is 65 ft (19.8 m) long and 43 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesOr 140 (hwy 270)
CrossesN Fk Little Butte Creek
Location15.4 MI E HWY 022 JCT
RouteState Highway 140
StateOregon
Coordinates42.4259, -122.58992
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span26 ft (7.9 m)
Deck width43 ft (13.1 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,276 (2022)
Projected traffic4,000 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Or 140 (hwy 270) over N Fk Little Butte Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Or 140 (hwy 270) over N Fk Little Butte 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 September 2023.

How much traffic does Or 140 (hwy 270) over N Fk Little Butte Creek carry?

About 3,276 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is Or 140 (hwy 270) over N Fk Little Butte Creek?

The structure is 65 ft (19.8 m) long with a longest span of 26 ft (7.9 m) and a deck 43 ft wide.

Who owns Or 140 (hwy 270) over N Fk Little Butte Creek?

It is owned by the State Highway Agency.