US Bridges

Irr:steese Highway over Albert Creek

Good

Yukon-Koyukuk Census Area, Alaska · Mile Point 125.5 · Structure no. 0833

Built
1978
47 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
76 ft
1 main span
Daily traffic
110
2020 count
Owner
State
State Highway Agency

About this bridge

Irr:steese Highway over Albert Creek is a wood or timber stringer/multi-beam or girder carrying Irr:steese Highway over Albert Creek in Yukon-Koyukuk Census Area, Alaska. It was built in 1978, so it is 47 years old, older 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 110 vehicles a day, roughly 13% of them trucks, projected to reach 150 by 2039. The structure is 76 ft (23.2 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIrr:steese Highway
CrossesAlbert Creek
LocationMile Point 125.5
RouteState Highway 670
StateAlaska
Coordinates65.59094, -144.70348
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating40.7 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length76 ft (23.2 m)
Longest span62 ft (18.9 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2020)
Projected traffic150 by 2039
Trucks13%
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

OwnerState Highway Agency
Maintained byState Highway 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:steese Highway over Albert Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Irr:steese Highway over Albert 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 August 2024.

How much traffic does Irr:steese Highway over Albert Creek carry?

About 110 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Irr:steese Highway over Albert Creek?

The structure is 76 ft (23.2 m) long with a longest span of 62 ft (18.9 m) and a deck 29 ft wide.

Who owns Irr:steese Highway over Albert Creek?

It is owned by the State Highway Agency.