US Bridges

Route 12 Munson Ro over Goodbye Creek

Fair

Klamath County, Oregon · 1.3 Miles Northeast of Ju · Structure no. 9320002P0000000

Built
1955
70 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
218 ft
7 main spans
Daily traffic
1,465
2019 count
Owner
Federal
National Park Service

About this bridge

Route 12 Munson Ro over Goodbye Creek is a wood or timber stringer/multi-beam or girder carrying Route 12 Munson Ro over Goodbye Creek in Klamath County, Oregon. It was built in 1955, so it is 70 years old, older 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 5 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 1,465 vehicles a day, roughly 10% of them trucks, projected to reach 1,764 by 2039. The structure is 218 ft (66.4 m) long and 32 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesRoute 12 Munson Ro
CrossesGoodbye Creek
Location1.3 Miles Northeast of Ju
RouteFederal Lands Road 12
StateOregon
Coordinates42.87044, -122.15325
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28 US tons
Inventory rating14 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans7
Design loadHS 15
Structure length218 ft (66.4 m)
Longest span48 ft (14.6 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,465 (2019)
Projected traffic1,764 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$53,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 12 Munson Ro over Goodbye Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is Route 12 Munson Ro over Goodbye Creek 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 Route 12 Munson Ro over Goodbye Creek carry?

About 1,465 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Route 12 Munson Ro over Goodbye Creek?

The structure is 218 ft (66.4 m) long with a longest span of 48 ft (14.6 m) and a deck 32 ft wide.

Who owns Route 12 Munson Ro over Goodbye Creek?

It is owned by the National Park Service.