US Bridges

Upper Hoh Road over Snider Creek

Fair

Jefferson County, Washington · 16.2 Mi. E. of Jct. Hwy. · Structure no. 9500043P0000000

Built
1993
32 years old
Condition
Fair
inspected August 2023
Type
Other
Steel Continuous
Length
25 ft
3 main spans
Daily traffic
692
2011 count
Owner
Federal
National Park Service

About this bridge

Upper Hoh Road over Snider Creek is a steel continuous other carrying Upper Hoh Road over Snider Creek in Jefferson County, Washington. It was built in 1993, so it is 32 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 692 vehicles a day, roughly 2% of them trucks, projected to reach 830 by 2031. The structure is 25 ft (7.6 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesUpper Hoh Road
CrossesSnider Creek
Location16.2 Mi. E. of Jct. Hwy.
RouteFederal Lands Road 0
CountyJefferson County
StateWashington
Coordinates47.84286, -123.96839
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating30 US tons

Structure

Structure typeOther
MaterialSteel Continuous
DeckOpen grating
Main spans3
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic692 (2011)
Projected traffic830 by 2031
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$38,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Upper Hoh Road over Snider Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Upper Hoh Road over Snider Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Upper Hoh Road over Snider Creek carry?

About 692 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Upper Hoh Road over Snider Creek?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 24 ft wide.

Who owns Upper Hoh Road over Snider Creek?

It is owned by the National Park Service.