US Bridges

Gibson Draw Road over Cannawi Creek

Good

Lincoln County, Washington · 1.52 W FAS A221 · Structure no. 088020000000000

Built
2006
19 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
72 ft
1 main span
Daily traffic
6
2022 count
Owner
County
County Highway Agency

About this bridge

Gibson Draw Road over Cannawi Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Gibson Draw Road over Cannawi Creek in Lincoln County, Washington. It was built in 2006, so it is 19 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 6 vehicles a day, roughly 68% of them trucks, projected to reach 8 by 2046. The structure is 72 ft (21.9 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGibson Draw Road
CrossesCannawi Creek
Location1.52 W FAS A221
RouteCounty Highway 13660
Coordinates47.5095, -118.94664
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length72 ft (21.9 m)
Longest span65 ft (19.8 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6 (2022)
Projected traffic8 by 2046
Trucks68%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gibson Draw Road over Cannawi Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Gibson Draw Road over Cannawi 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 September 2024.

How much traffic does Gibson Draw Road over Cannawi Creek carry?

About 6 vehicles per day (2022 count), of which roughly 68% are trucks.

How long is Gibson Draw Road over Cannawi Creek?

The structure is 72 ft (21.9 m) long with a longest span of 65 ft (19.8 m) and a deck 31 ft wide.

Who owns Gibson Draw Road over Cannawi Creek?

It is owned by the County Highway Agency.