US Bridges

Unnamed Road over Unnamed Creek

Fair

Prince of Wales-Hyder Census Area, Alaska · 18.6 Miles East of Hydabu · Structure no. E09211078320

Built
1995
30 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
1 main span
Daily traffic
20
2021 count
Owner
Tribal
Indian Tribal Government

About this bridge

Unnamed Road over Unnamed Creek is a steel stringer/multi-beam or girder carrying Unnamed Road over Unnamed Creek in Prince of Wales-Hyder Census Area, Alaska. It was built in 1995, so it is 30 years old, younger than the Alaska average of 35.9 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 20 vehicles a day, projected to reach 24 by 2041. The structure is 100 ft (30.5 m) long and 14 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesUnnamed Road
CrossesUnnamed Creek
Location18.6 Miles East of Hydabu
RouteFederal Lands Road 461
CountyPrince of Wales-Hyder Census Area
StateAlaska
Coordinates55.27006, -132.54124
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2021)
Projected traffic24 by 2041
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerIndian Tribal Government
Maintained byIndian Tribal Government
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$23,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Unnamed Road over Unnamed Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Unnamed Road over Unnamed 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 June 2023.

How much traffic does Unnamed Road over Unnamed Creek carry?

About 20 vehicles per day (2021 count).

How long is Unnamed Road over Unnamed Creek?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 14 ft wide.

Who owns Unnamed Road over Unnamed Creek?

It is owned by the Indian Tribal Government.