US Bridges

Lower Davis RD 334 over Dry Creek

Good

Crook County, Oregon · 066 MI South of JCT RD 21 · Structure no. 16752 334 00655

Built
1986
39 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
499
2020 count
Owner
County
County Highway Agency

About this bridge

Lower Davis RD 334 over Dry Creek is a prestressed concrete slab carrying Lower Davis RD 334 over Dry Creek in Crook 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 499 vehicles a day, roughly 5% of them trucks, projected to reach 574 by 2025. The structure is 45 ft (13.7 m) long and 24 ft wide.

CarriesLower Davis RD 334
CrossesDry Creek
Location066 MI South of JCT RD 21
RouteCounty Highway C0334
StateOregon
Coordinates44.19161, -120.80482
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length45 ft (13.7 m)
Longest span43 ft (13.1 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic499 (2020)
Projected traffic574 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Lower Davis RD 334 over Dry Creek built?

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

What condition is Lower Davis RD 334 over Dry 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 August 2024.

How much traffic does Lower Davis RD 334 over Dry Creek carry?

About 499 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Lower Davis RD 334 over Dry Creek?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.1 m) and a deck 24 ft wide.

Who owns Lower Davis RD 334 over Dry Creek?

It is owned by the County Highway Agency.