US Bridges

Steese Highway over Bear Creek

Good

Yukon-Koyukuk Census Area, Alaska · Mile Point 93.1 · Structure no. 0828

Built
1971
54 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
100
2020 count
Owner
State
State Highway Agency

About this bridge

Steese Highway over Bear Creek is a steel stringer/multi-beam or girder carrying Steese Highway over Bear Creek in Yukon-Koyukuk Census Area, Alaska. It was built in 1971, so it is 54 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 100 vehicles a day, roughly 13% of them trucks, projected to reach 140 by 2039. The structure is 47 ft (14.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSteese Highway
CrossesBear Creek
LocationMile Point 93.1
RouteState Highway 670
StateAlaska
Coordinates65.40986, -145.62296
Functional classRural Minor Arterial

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 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.9 US tons
Inventory rating33.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic140 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 Steese Highway over Bear Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Steese Highway over Bear 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 Steese Highway over Bear Creek carry?

About 100 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Steese Highway over Bear Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 29 ft wide.

Who owns Steese Highway over Bear Creek?

It is owned by the State Highway Agency.