US Bridges

Or 140 (hwy 270) over Schoolhouse Creek

FairPosted for load

Jackson County, Oregon · 08.5 MI E HWY 022 JCT · Structure no. 03756A270 00846

Built
1968
57 years old
Condition
Fair
inspected September 2023
Type
Slab
Prestressed Concrete
Length
65 ft
3 main spans
Daily traffic
4,408
2022 count
Owner
State
State Highway Agency

About this bridge

Or 140 (hwy 270) over Schoolhouse Creek is a prestressed concrete slab carrying Or 140 (hwy 270) over Schoolhouse 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. Its operating status is: posted for other load-capacity restriction.

It carries about 4,408 vehicles a day, roughly 12% of them trucks, projected to reach 4,500 by 2042. The structure is 65 ft (19.8 m) long and 43 ft wide. If it were closed, the detour would be 96.9 mi (156 km).

Location

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CarriesOr 140 (hwy 270)
CrossesSchoolhouse Creek
Location08.5 MI E HWY 022 JCT
RouteState Highway 140
CountyJackson County
StateOregon
Coordinates42.46822, -122.70847
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.3 US tons
Inventory rating22.5 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 traffic4,408 (2022)
Projected traffic4,500 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed96.9 mi (156 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 Schoolhouse Creek built?

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

What condition is Or 140 (hwy 270) over Schoolhouse 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 Schoolhouse Creek carry?

About 4,408 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Or 140 (hwy 270) over Schoolhouse 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 Schoolhouse Creek?

It is owned by the State Highway Agency.