US Bridges

US 395 (hwy 048) over Silvies River (2nd Xing)

Good

Grant County, Oregon · 9.9 Mi. N. Harney CO Line · Structure no. 17988 048 03045

Built
1996
29 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
490
2022 count
Owner
State
State Highway Agency

About this bridge

US 395 (hwy 048) over Silvies River (2nd Xing) is a prestressed concrete slab carrying US 395 (hwy 048) over Silvies River (2nd Xing) in Grant County, Oregon. It was built in 1996, so it is 29 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 490 vehicles a day, roughly 27% of them trucks, projected to reach 520 by 2042. The structure is 70 ft (21.2 m) long and 36 ft wide. If it were closed, the detour would be 77.1 mi (124 km).

CarriesUS 395 (hwy 048)
CrossesSilvies River (2nd Xing)
Location9.9 Mi. N. Harney CO Line
RouteU.S. Route 395
StateOregon
Coordinates44.08004, -118.96671
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
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 rating36.4 US tons
Inventory rating28.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length70 ft (21.2 m)
Longest span69 ft (21 m)
Deck width36 ft (11 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2022)
Projected traffic520 by 2042
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed77.1 mi (124 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 395 (hwy 048) over Silvies River (2nd Xing) built?

It was built in 1996, making it 29 years old in 2025.

What condition is US 395 (hwy 048) over Silvies River (2nd Xing) 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 2023.

How much traffic does US 395 (hwy 048) over Silvies River (2nd Xing) carry?

About 490 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is US 395 (hwy 048) over Silvies River (2nd Xing)?

The structure is 70 ft (21.2 m) long with a longest span of 69 ft (21 m) and a deck 36 ft wide.

Who owns US 395 (hwy 048) over Silvies River (2nd Xing)?

It is owned by the State Highway Agency.