US Bridges

IRR BIA RTE Unknow over IRR BIA Route Unknown

GoodPosted for load

Haines Borough, Alaska · Approximately 0.1 Miles ( · Structure no. 0000E09186T0700

Built
1998
27 years old
Condition
Good
inspected June 2023
Type
Truss - Thru
Steel
Length
110 ft
3 main spans
Daily traffic
10
2021 count
Owner
Tribal
Indian Tribal Government

About this bridge

IRR BIA RTE Unknow over IRR BIA Route Unknown is a steel truss - thru carrying IRR BIA RTE Unknow over IRR BIA Route Unknown in Haines Borough, Alaska. It was built in 1998, so it is 27 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 12 by 2041. The structure is 110 ft (33.5 m) long and 10 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIRR BIA RTE Unknow
CrossesIRR BIA Route Unknown
LocationApproximately 0.1 Miles (
RouteFederal Lands Road 0
StateAlaska
Coordinates58.4107, -135.43346
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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.8 US tons
Inventory rating16.1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length110 ft (33.5 m)
Longest span50 ft (15.2 m)
Deck width10 ft (3 m)
Roadway width10 ft (3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2021)
Projected traffic12 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 byOther Local Agency
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 Unknow over IRR BIA Route Unknown built?

It was built in 1998, making it 27 years old in 2025.

What condition is IRR BIA RTE Unknow over IRR BIA Route Unknown 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 Unknow over IRR BIA Route Unknown carry?

About 10 vehicles per day (2021 count).

How long is IRR BIA RTE Unknow over IRR BIA Route Unknown?

The structure is 110 ft (33.5 m) long with a longest span of 50 ft (15.2 m) and a deck 10 ft wide.

Who owns IRR BIA RTE Unknow over IRR BIA Route Unknown?

It is owned by the Indian Tribal Government and maintained by the Other Local Agency.