US Bridges

Steese Highway over Fairbanks Mining RD U.C.

Good

Fairbanks North Star Borough, Alaska · Mile Point 20.1 · Structure no. 2059

Built
2001
24 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
121 ft
1 main span
Daily traffic
1,090
2020 count
Owner
State
State Highway Agency

About this bridge

Steese Highway over Fairbanks Mining RD U.C. is a prestressed concrete tee beam carrying Steese Highway over Fairbanks Mining RD U.C. in Fairbanks North Star Borough, Alaska. It was built in 2001, so it is 24 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 1,090 vehicles a day, roughly 13% of them trucks, projected to reach 3,410 by 2039. The structure is 121 ft (37 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSteese Highway
CrossesFairbanks Mining RD U.C.
LocationMile Point 20.1
RouteState Highway 670
StateAlaska
Coordinates65.04251, -147.44726
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating63.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length121 ft (37 m)
Longest span118 ft (35.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,090 (2020)
Projected traffic3,410 by 2039
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Steese Highway over Fairbanks Mining RD U.C. built?

It was built in 2001, making it 24 years old in 2025.

What condition is Steese Highway over Fairbanks Mining RD U.C. 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 Fairbanks Mining RD U.C. carry?

About 1,090 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Steese Highway over Fairbanks Mining RD U.C.?

The structure is 121 ft (37 m) long with a longest span of 118 ft (35.9 m) and a deck 35 ft wide.

Who owns Steese Highway over Fairbanks Mining RD U.C.?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).