US Bridges

SR 110 over Bogachiel River

Poor

Clallam County, Washington · 8.6 W JCT US 101 · Structure no. 083990000000000

Built
1967
58 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
288 ft
1 main span
Daily traffic
1,437
2023 count
Owner
State
State Highway Agency

About this bridge

SR 110 over Bogachiel River is a steel stringer/multi-beam or girder carrying SR 110 over Bogachiel River in Clallam County, Washington. It was built in 1967, so it is 58 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,437 vehicles a day, roughly 7% of them trucks, projected to reach 1,826 by 2039. The structure is 288 ft (87.8 m) long and 29 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesSR 110
CrossesBogachiel River
Location8.6 W JCT US 101
RouteState Highway 110
CountyClallam County
StateWashington
Coordinates47.90298, -124.54557
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadHS 20
Structure length288 ft (87.8 m)
Longest span193 ft (58.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,437 (2023)
Projected traffic1,826 by 2039
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 110 over Bogachiel River built?

It was built in 1967, making it 58 years old in 2025.

What condition is SR 110 over Bogachiel River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does SR 110 over Bogachiel River carry?

About 1,437 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SR 110 over Bogachiel River?

The structure is 288 ft (87.8 m) long with a longest span of 193 ft (58.8 m) and a deck 29 ft wide.

Who owns SR 110 over Bogachiel River?

It is owned by the State Highway Agency.