US Bridges

IRR BIA RTE 1017 over Unnamed Creek

Good

Prince of Wales-Hyder Census Area, Alaska · 0.41 MI North of Big Salt · Structure no. 000000001017-40

Built
2020
5 years old
Condition
Good
inspected June 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
23 ft
1 main span
Daily traffic
30
2021 count
Owner
Tribal
Indian Tribal Government

About this bridge

IRR BIA RTE 1017 over Unnamed Creek is a aluminum, wrought iron, or cast iron culvert carrying IRR BIA RTE 1017 over Unnamed Creek in Prince of Wales-Hyder Census Area, Alaska. It was built in 2020, so it is 5 years old, younger than the Alaska average of 35.9 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 30 vehicles a day, projected to reach 60 by 2041. The structure is 23 ft (7 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIRR BIA RTE 1017
CrossesUnnamed Creek
Location0.41 MI North of Big Salt
RouteFederal Lands Road 170
StateAlaska
Coordinates55.58897, -133.04214
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2021)
Projected traffic60 by 2041
Trucks—
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

OwnerIndian Tribal Government
Maintained byIndian Tribal Government
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 IRR BIA RTE 1017 over Unnamed Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is IRR BIA RTE 1017 over Unnamed Creek 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 June 2023.

How much traffic does IRR BIA RTE 1017 over Unnamed Creek carry?

About 30 vehicles per day (2021 count).

How long is IRR BIA RTE 1017 over Unnamed Creek?

The structure is 23 ft (7 m) long with a longest span of 23 ft (7 m).

Who owns IRR BIA RTE 1017 over Unnamed Creek?

It is owned by the Indian Tribal Government.