US Bridges

Jhsn Road "a" (19) over Jackson Creek

Good

Jackson County, Oregon · J.Herbert Stone Nursery · Structure no. 061019000001076

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Slab
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Jhsn Road "a" (19) over Jackson Creek is a prestressed concrete slab carrying Jhsn Road "a" (19) over Jackson Creek in Jackson County, Oregon. It was built in 1978, so it is 47 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 41 ft (12.5 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesJhsn Road "a" (19)
CrossesJackson Creek
LocationJ.Herbert Stone Nursery
RouteFederal Lands Road 19000
StateOregon
Coordinates42.352, -122.92903
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating31 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Jhsn Road "a" (19) over Jackson Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Jhsn Road "a" (19) over Jackson 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 2024.

How much traffic does Jhsn Road "a" (19) over Jackson Creek carry?

About 50 vehicles per day (latest count).

How long is Jhsn Road "a" (19) over Jackson Creek?

The structure is 41 ft (12.5 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns Jhsn Road "a" (19) over Jackson Creek?

It is owned by the U.S. Forest Service.