US Bridges

Falls Creek Road over Falls Creek

Good

Okanogan County, Washington · No Data Entered · Structure no. 060805000001004

Built
1950
75 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
44 ft
1 main span
Daily traffic
25
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

Falls Creek Road over Falls Creek is a concrete continuous slab carrying Falls Creek Road over Falls Creek in Okanogan County, Washington. It was built in 1950, so it is 75 years old, older 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 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 25 vehicles a day, projected to reach 37 by 2045. The structure is 44 ft (13.3 m) long and 16 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesFalls Creek Road
CrossesFalls Creek
LocationNo Data Entered
RouteFederal Lands Road 51400
Coordinates48.64621, -120.16561
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.1 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length44 ft (13.3 m)
Longest span41 ft (12.6 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2006)
Projected traffic37 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 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 Falls Creek Road over Falls Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is Falls Creek Road over Falls 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 May 2023.

How much traffic does Falls Creek Road over Falls Creek carry?

About 25 vehicles per day (2006 count).

How long is Falls Creek Road over Falls Creek?

The structure is 44 ft (13.3 m) long with a longest span of 41 ft (12.6 m) and a deck 16 ft wide.

Who owns Falls Creek Road over Falls Creek?

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