US Bridges

8817: Lone Ranch N over Lone Ranch Creek

Good

Ferry County, Washington · 0.4 Miles East of HWY 21 · Structure no. 0000000L2022536

Built
2018
7 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
1 main span
Daily traffic
2
2021 count
Owner
Federal
Bureau of Land Management

About this bridge

8817: Lone Ranch N over Lone Ranch Creek is a steel stringer/multi-beam or girder carrying 8817: Lone Ranch N over Lone Ranch Creek in Ferry County, Washington. It was built in 2018, so it is 7 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2 vehicles a day, roughly 10% of them trucks, projected to reach 10 by 2041. The structure is 45 ft (13.7 m) long and 14 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries8817: Lone Ranch N
CrossesLone Ranch Creek
Location0.4 Miles East of HWY 21
RouteFederal Lands Road 0
Coordinates48.97472, -118.51917
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.1 US tons
Inventory rating51 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length45 ft (13.7 m)
Longest span43 ft (13.2 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2 (2021)
Projected traffic10 by 2041
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Land Management
Maintained byBureau of Land Management
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 8817: Lone Ranch N over Lone Ranch Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is 8817: Lone Ranch N over Lone Ranch 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 April 2023.

How much traffic does 8817: Lone Ranch N over Lone Ranch Creek carry?

About 2 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is 8817: Lone Ranch N over Lone Ranch Creek?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.2 m) and a deck 14 ft wide.

Who owns 8817: Lone Ranch N over Lone Ranch Creek?

It is owned by the Bureau of Land Management.