US Bridges

US 97 (hwy 004) over Klamath R & BNSF

Fair

Klamath County, Oregon · 015 MI N HWY 420 JCT · Structure no. 01895A004 27869

Built
1995
30 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,217 ft
2 main spans
Daily traffic
6,226
2022 count
Owner
State
State Highway Agency

About this bridge

US 97 (hwy 004) over Klamath R & BNSF is a prestressed concrete continuous box beam or girders - multiple carrying US 97 (hwy 004) over Klamath R & BNSF in Klamath County, Oregon. It was built in 1995, so it is 30 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 6,226 vehicles a day, roughly 13% of them trucks, projected to reach 8,300 by 2042. The structure is 1,217 ft (370.9 m) long and 47 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesUS 97 (hwy 004)
CrossesKlamath R & BNSF
Location015 MI N HWY 420 JCT
RouteU.S. Route 97
CountyKlamath County
StateOregon
Coordinates42.17573, -121.79914
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating49.6 US tons
Inventory rating38.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+6 approach)
Design loadHS 25 or greater
Structure length1,217 ft (370.9 m)
Longest span240 ft (73.2 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,226 (2022)
Projected traffic8,300 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 97 (hwy 004) over Klamath R & BNSF built?

It was built in 1995, making it 30 years old in 2025.

What condition is US 97 (hwy 004) over Klamath R & BNSF 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 Klamath R & BNSF carry?

About 6,226 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is US 97 (hwy 004) over Klamath R & BNSF?

The structure is 1,217 ft (370.9 m) long with a longest span of 240 ft (73.2 m) and a deck 47 ft wide.

Who owns US 97 (hwy 004) over Klamath R & BNSF?

It is owned by the State Highway Agency.