US Bridges

Road over Rock Creek

Good

Benton County, Oregon · No Data Entered · Structure no. 061208000014683

Built
2013
12 years old
Condition
Good
inspected May 2022
Type
Slab
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
20
2015 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Rock Creek is a prestressed concrete slab carrying Road over Rock Creek in Benton County, Oregon. It was built in 2013, so it is 12 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 20 vehicles a day, projected to reach 30 by 2045. The structure is 81 ft (24.7 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

Open in Google Maps
CarriesRoad
CrossesRock Creek
LocationNo Data Entered
RouteFederal Lands Road 34050
CountyBenton County
StateOregon
Coordinates44.50201, -123.44238
Functional classRural Local

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 inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating53.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length81 ft (24.7 m)
Longest span80 ft (24.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic20 (2015)
Projected traffic30 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Road over Rock Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is Road over Rock 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 May 2022.

How much traffic does Road over Rock Creek carry?

About 20 vehicles per day (2015 count).

How long is Road over Rock Creek?

The structure is 81 ft (24.7 m) long with a longest span of 80 ft (24.4 m) and a deck 16 ft wide.

Who owns Road over Rock Creek?

It is owned by the U.S. Forest Service.