US Bridges

RTE 112 over Sail River

Good

Clallam County, Washington · 3.1KM SE Neah Bay Wa · Structure no. 0000P16108T0052

Built
2012
13 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
148 ft
1 main span
Daily traffic
2,350
2021 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

RTE 112 over Sail River is a prestressed concrete stringer/multi-beam or girder carrying RTE 112 over Sail River in Clallam County, Washington. It was built in 2012, so it is 13 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 2,350 vehicles a day, roughly 15% of them trucks, projected to reach 2,703 by 2039. The structure is 148 ft (45 m) long and 44 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesRTE 112
CrossesSail River
Location3.1KM SE Neah Bay Wa
RouteFederal Lands Road 1
Coordinates48.3581, -124.5616
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.7 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length148 ft (45 m)
Longest span142 ft (43.2 m)
Deck width44 ft (13.3 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,350 (2021)
Projected traffic2,703 by 2039
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 112 over Sail River built?

It was built in 2012, making it 13 years old in 2025.

What condition is RTE 112 over Sail River 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 August 2024.

How much traffic does RTE 112 over Sail River carry?

About 2,350 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is RTE 112 over Sail River?

The structure is 148 ft (45 m) long with a longest span of 142 ft (43.2 m) and a deck 44 ft wide.

Who owns RTE 112 over Sail River?

It is owned by the Bureau of Indian Affairs.