US Bridges

Quinault S Shore over Gatton Creek

Good

Grays Harbor County, Washington · 2.8 NE of JCT SR 101 · Structure no. 088342000000000

Built
2011
14 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
1,000
2023 count
Owner
County
County Highway Agency

About this bridge

Quinault S Shore over Gatton Creek is a prestressed concrete stringer/multi-beam or girder carrying Quinault S Shore over Gatton Creek in Grays Harbor County, Washington. It was built in 2011, so it is 14 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 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 1,000 vehicles a day, roughly 7% of them trucks, projected to reach 1,220 by 2040. The structure is 51 ft (15.5 m) long and 37 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesQuinault S Shore
CrossesGatton Creek
Location2.8 NE of JCT SR 101
RouteCounty Highway 93400
Coordinates47.47306, -123.83806
Functional classRural Major 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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 rating45.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length51 ft (15.5 m)
Longest span50 ft (15.2 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic1,220 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Quinault S Shore over Gatton Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Quinault S Shore over Gatton 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 March 2023.

How much traffic does Quinault S Shore over Gatton Creek carry?

About 1,000 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Quinault S Shore over Gatton Creek?

The structure is 51 ft (15.5 m) long with a longest span of 50 ft (15.2 m) and a deck 37 ft wide.

Who owns Quinault S Shore over Gatton Creek?

It is owned by the County Highway Agency.