US Bridges

County RD 1000 over Little Butte Creek

Good

Jackson County, Oregon · 0.43 Milepost · Structure no. 16864A100000430

Built
1992
33 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
929
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 1000 over Little Butte Creek is a prestressed concrete box beam or girders - multiple carrying County RD 1000 over Little Butte Creek in Jackson County, Oregon. It was built in 1992, so it is 33 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 929 vehicles a day, roughly 10% of them trucks, projected to reach 1,084 by 2025. The structure is 102 ft (31.1 m) long and 36 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesCounty RD 1000
CrossesLittle Butte Creek
Location0.43 Milepost
RouteCounty Highway C1000
StateOregon
Coordinates42.42174, -122.62273
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 inspectionJune 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88.6 US tons
Inventory rating68.2 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length102 ft (31.1 m)
Longest span100 ft (30.5 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic929 (2020)
Projected traffic1,084 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 km)
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 County RD 1000 over Little Butte Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is County RD 1000 over Little Butte 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 June 2023.

How much traffic does County RD 1000 over Little Butte Creek carry?

About 929 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is County RD 1000 over Little Butte Creek?

The structure is 102 ft (31.1 m) long with a longest span of 100 ft (30.5 m) and a deck 36 ft wide.

Who owns County RD 1000 over Little Butte Creek?

It is owned by the County Highway Agency.