US Bridges

Blacktail Mtn Road over Little Pend Oreille Rvr

Good

Stevens County, Washington · Sec 32 T35N R41E · Structure no. 000013561-00283

Built
2004
21 years old
Condition
Good
inspected August 2022
Type
Tee Beam
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
25
2022 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Blacktail Mtn Road over Little Pend Oreille Rvr is a prestressed concrete tee beam carrying Blacktail Mtn Road over Little Pend Oreille Rvr in Stevens County, Washington. It was built in 2004, so it is 21 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 25 vehicles a day, projected to reach 30 by 2042. The structure is 51 ft (15.5 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesBlacktail Mtn Road
CrossesLittle Pend Oreille Rvr
LocationSec 32 T35N R41E
RouteFederal Lands Road 0
Coordinates48.4905, -117.6765
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span46 ft (14 m)
Deck width18 ft (5.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic25 (2022)
Projected traffic30 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
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 Blacktail Mtn Road over Little Pend Oreille Rvr built?

It was built in 2004, making it 21 years old in 2025.

What condition is Blacktail Mtn Road over Little Pend Oreille Rvr 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 2022.

How much traffic does Blacktail Mtn Road over Little Pend Oreille Rvr carry?

About 25 vehicles per day (2022 count).

How long is Blacktail Mtn Road over Little Pend Oreille Rvr?

The structure is 51 ft (15.5 m) long with a longest span of 46 ft (14 m) and a deck 18 ft wide.

Who owns Blacktail Mtn Road over Little Pend Oreille Rvr?

It is owned by the Bureau of Fish and Wildlife.