US Bridges

C-1013 Bowerman LN over Clear Crk (bowerman Rd)

FairPosted for load

Baker County, Oregon · 1.1 MI E JCT State 413 · Structure no. 01C810101400105

Built
1977
48 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
93
2020 count
Owner
County
County Highway Agency

About this bridge

C-1013 Bowerman LN over Clear Crk (bowerman Rd) is a prestressed concrete channel beam carrying C-1013 Bowerman LN over Clear Crk (bowerman Rd) in Baker County, Oregon. It was built in 1977, so it is 48 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 93 vehicles a day, projected to reach 108 by 2025. The structure is 27 ft (8.2 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-1013 Bowerman LN
CrossesClear Crk (bowerman Rd)
Location1.1 MI E JCT State 413
RouteCounty Highway C1014
StateOregon
Coordinates44.906, -117.1189
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating24.5 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93 (2020)
Projected traffic108 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 C-1013 Bowerman LN over Clear Crk (bowerman Rd) built?

It was built in 1977, making it 48 years old in 2025.

What condition is C-1013 Bowerman LN over Clear Crk (bowerman Rd) 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 October 2024.

How much traffic does C-1013 Bowerman LN over Clear Crk (bowerman Rd) carry?

About 93 vehicles per day (2020 count).

How long is C-1013 Bowerman LN over Clear Crk (bowerman Rd)?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns C-1013 Bowerman LN over Clear Crk (bowerman Rd)?

It is owned by the County Highway Agency.