US Bridges

Irr:nome-Teller RD over Snake River

Poor

Nome Census Area, Alaska · Mile Point 7.1 · Structure no. 0324

Built
1959
66 years old, rebuilt 1979
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
131 ft
2 main spans
Daily traffic
20
2020 count
Owner
State
State Highway Agency

About this bridge

Irr:nome-Teller RD over Snake River is a steel stringer/multi-beam or girder carrying Irr:nome-Teller RD over Snake River in Nome Census Area, Alaska. It was built in 1959 and reconstructed in 1979, so it is 66 years old, older than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20 vehicles a day, roughly 8% of them trucks, projected to reach 30 by 2039. The structure is 131 ft (39.9 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIrr:nome-Teller RD
CrossesSnake River
LocationMile Point 7.1
RouteState Highway 131
StateAlaska
Coordinates64.56431, -165.51141
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.7 US tons
Inventory rating31 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadHS 20
Structure length131 ft (39.9 m)
Longest span78 ft (23.7 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2020)
Projected traffic30 by 2039
Trucks8%
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:nome-Teller RD over Snake River built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1979.

What condition is Irr:nome-Teller RD over Snake River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Irr:nome-Teller RD over Snake River carry?

About 20 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Irr:nome-Teller RD over Snake River?

The structure is 131 ft (39.9 m) long with a longest span of 78 ft (23.7 m) and a deck 29 ft wide.

Who owns Irr:nome-Teller RD over Snake River?

It is owned by the State Highway Agency.