US Bridges

US 97 (hwy 004) over Barkley Springs IRR Cnl

Fair

Klamath County, Oregon · 053 MI S HWY 427 JCT · Structure no. 19823 004 26311

Built
2005
20 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
116 ft
3 main spans
Daily traffic
8,120
2022 count
Owner
State
State Highway Agency

About this bridge

US 97 (hwy 004) over Barkley Springs IRR Cnl is a prestressed concrete slab carrying US 97 (hwy 004) over Barkley Springs IRR Cnl in Klamath County, Oregon. It was built in 2005, so it is 20 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.

It carries about 8,120 vehicles a day, roughly 18% of them trucks, projected to reach 9,700 by 2042. The structure is 116 ft (35.3 m) long and 70 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesUS 97 (hwy 004)
CrossesBarkley Springs IRR Cnl
Location053 MI S HWY 427 JCT
RouteU.S. Route 97
StateOregon
Coordinates42.38203, -121.81367
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.2 US tons
Inventory rating67.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length116 ft (35.3 m)
Longest span39 ft (11.9 m)
Deck width70 ft (21.4 m)
Roadway width65 ft (19.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,120 (2022)
Projected traffic9,700 by 2042
Trucks18%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 97 (hwy 004) over Barkley Springs IRR Cnl built?

It was built in 2005, making it 20 years old in 2025.

What condition is US 97 (hwy 004) over Barkley Springs IRR Cnl 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 July 2024.

How much traffic does US 97 (hwy 004) over Barkley Springs IRR Cnl carry?

About 8,120 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is US 97 (hwy 004) over Barkley Springs IRR Cnl?

The structure is 116 ft (35.3 m) long with a longest span of 39 ft (11.9 m) and a deck 70 ft wide.

Who owns US 97 (hwy 004) over Barkley Springs IRR Cnl?

It is owned by the State Highway Agency.