US Bridges

Or 31 (hwy 019) over Buck Creek

Good

Lake County, Oregon · 026 MI N Oshd Maint Sta · Structure no. 03907A019 04476

Built
1986
39 years old
Condition
Good
inspected January 2025
Type
Slab
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
486
2022 count
Owner
State
State Highway Agency

About this bridge

Or 31 (hwy 019) over Buck Creek is a prestressed concrete slab carrying Or 31 (hwy 019) over Buck Creek in Lake County, Oregon. It was built in 1986, so it is 39 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 486 vehicles a day, roughly 27% of them trucks, projected to reach 500 by 2042. The structure is 35 ft (10.7 m) long and 36 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesOr 31 (hwy 019)
CrossesBuck Creek
Location026 MI N Oshd Maint Sta
RouteState Highway 31
StateOregon
Coordinates43.14699, -121.08941
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span35 ft (10.7 m)
Deck width36 ft (11 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic486 (2022)
Projected traffic500 by 2042
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 31 (hwy 019) over Buck Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Or 31 (hwy 019) over Buck Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does Or 31 (hwy 019) over Buck Creek carry?

About 486 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is Or 31 (hwy 019) over Buck Creek?

The structure is 35 ft (10.7 m) long with a longest span of 35 ft (10.7 m) and a deck 36 ft wide.

Who owns Or 31 (hwy 019) over Buck Creek?

It is owned by the State Highway Agency.