US Bridges

City Street 19T8 over 4th Street @ Bear Creek

Fair

Jackson County, Oregon · Fourth ST at Bear Creek · Structure no. 08817 008 00054

Built
1961
64 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete Continuous
Length
170 ft
3 main spans
Daily traffic
23,554
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

City Street 19T8 over 4th Street @ Bear Creek is a concrete continuous tee beam carrying City Street 19T8 over 4th Street @ Bear Creek in Jackson County, Oregon. It was built in 1961, so it is 64 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 23,554 vehicles a day, roughly 5% of them trucks, projected to reach 40,018 by 2025. The structure is 170 ft (51.8 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCity Street 19T8
Crosses4th Street @ Bear Creek
LocationFourth ST at Bear Creek
RouteCity Street 19T8
StateOregon
Coordinates42.33057, -122.87087
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length170 ft (51.8 m)
Longest span66 ft (20.1 m)
Deck width64 ft (19.5 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic23,554 (2020)
Projected traffic40,018 by 2025
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 City Street 19T8 over 4th Street @ Bear Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is City Street 19T8 over 4th Street @ Bear 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 2023.

How much traffic does City Street 19T8 over 4th Street @ Bear Creek carry?

About 23,554 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is City Street 19T8 over 4th Street @ Bear Creek?

The structure is 170 ft (51.8 m) long with a longest span of 66 ft (20.1 m) and a deck 64 ft wide.

Who owns City Street 19T8 over 4th Street @ Bear Creek?

It is owned by the City or Municipal Highway Agency.