US Bridges

County Road No 804 over UPRR

Good

Jackson County, Oregon · 1.50 Milepost · Structure no. 20070 804 00150

Built
2005
20 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
110 ft
1 main span
Daily traffic
6,463
2020 count
Owner
County
County Highway Agency

About this bridge

County Road No 804 over UPRR is a prestressed concrete slab carrying County Road No 804 over UPRR in Jackson 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 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 6,463 vehicles a day, roughly 10% of them trucks, projected to reach 7,213 by 2025. The structure is 110 ft (33.5 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCounty Road No 804
CrossesUPRR
Location1.50 Milepost
RouteCounty Highway C0804
CountyJackson County
StateOregon
Coordinates42.42068, -122.96351
Functional classRural Major Collector

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.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadOther
Structure length110 ft (33.5 m)
Longest span53 ft (16.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,463 (2020)
Projected traffic7,213 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road No 804 over UPRR built?

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

What condition is County Road No 804 over UPRR 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 July 2023.

How much traffic does County Road No 804 over UPRR carry?

About 6,463 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is County Road No 804 over UPRR?

The structure is 110 ft (33.5 m) long with a longest span of 53 ft (16.2 m) and a deck 36 ft wide.

Who owns County Road No 804 over UPRR?

It is owned by the County Highway Agency.