US Bridges

Or 46 (hwy 038) over Little Grayback Creek

Fair

Josephine County, Oregon · 9.98 MI E of Cave Junct · Structure no. 03818A038 00998

Built
1967
58 years old
Condition
Fair
inspected August 2024
Type
Slab
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
137
2022 count
Owner
State
State Highway Agency

About this bridge

Or 46 (hwy 038) over Little Grayback Creek is a prestressed concrete slab carrying Or 46 (hwy 038) over Little Grayback Creek in Josephine 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 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 137 vehicles a day, roughly 7% of them trucks, projected to reach 160 by 2042. The structure is 30 ft (9.1 m) long and 35 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesOr 46 (hwy 038)
CrossesLittle Grayback Creek
Location9.98 MI E of Cave Junct
RouteState Highway 46
StateOregon
Coordinates42.15977, -123.47639
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating47.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2022)
Projected traffic160 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

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 46 (hwy 038) over Little Grayback Creek built?

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

What condition is Or 46 (hwy 038) over Little Grayback 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 August 2024.

How much traffic does Or 46 (hwy 038) over Little Grayback Creek carry?

About 137 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Or 46 (hwy 038) over Little Grayback Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns Or 46 (hwy 038) over Little Grayback Creek?

It is owned by the State Highway Agency.