US Bridges

Gunning Road over Cottonwood Creek

Good

Lincoln County, Washington · 0.34 N SR 2 · Structure no. 082000000000000

Built
1968
57 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
80 ft
1 main span
Daily traffic
110
2021 count
Owner
County
County Highway Agency

About this bridge

Gunning Road over Cottonwood Creek is a concrete box beam or girders - multiple carrying Gunning Road over Cottonwood Creek in Lincoln County, Washington. It was built in 1968, so it is 57 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 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 110 vehicles a day, roughly 40% of them trucks, projected to reach 150 by 2042. The structure is 80 ft (24.4 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGunning Road
CrossesCottonwood Creek
Location0.34 N SR 2
RouteCounty Highway 54710
Coordinates47.65875, -118.1625
Functional classRural Minor Collector

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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating37.8 US tons

Structure

MaterialConcrete
DeckOther
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span64 ft (19.5 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2021)
Projected traffic150 by 2042
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gunning Road over Cottonwood Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Gunning Road over Cottonwood 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 November 2023.

How much traffic does Gunning Road over Cottonwood Creek carry?

About 110 vehicles per day (2021 count), of which roughly 40% are trucks.

How long is Gunning Road over Cottonwood Creek?

The structure is 80 ft (24.4 m) long with a longest span of 64 ft (19.5 m) and a deck 34 ft wide.

Who owns Gunning Road over Cottonwood Creek?

It is owned by the County Highway Agency.