US Bridges

Seven Mile Road over Hawk Creek

Good

Lincoln County, Washington · 1.58 N SR 2 · Structure no. 086373000000000

Built
1997
28 years old
Condition
Good
inspected November 2023
Type
Girder and Floorbeam System
Concrete Continuous
Length
70 ft
1 main span
Daily traffic
8
2021 count
Owner
County
County Highway Agency

About this bridge

Seven Mile Road over Hawk Creek is a concrete continuous girder and floorbeam system carrying Seven Mile Road over Hawk Creek in Lincoln County, Washington. It was built in 1997, so it is 28 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 8 vehicles a day, roughly 5% of them trucks, projected to reach 10 by 2042. The structure is 70 ft (21.3 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSeven Mile Road
CrossesHawk Creek
Location1.58 N SR 2
RouteCounty Highway 54090
Coordinates47.665, -118.25125
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating34.6 US tons

Structure

MaterialConcrete Continuous
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length70 ft (21.3 m)
Longest span67 ft (20.4 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (2021)
Projected traffic10 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Seven Mile Road over Hawk Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Seven Mile Road over Hawk 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 Seven Mile Road over Hawk Creek carry?

About 8 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Seven Mile Road over Hawk Creek?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.4 m) and a deck 31 ft wide.

Who owns Seven Mile Road over Hawk Creek?

It is owned by the County Highway Agency.