US Bridges

Irr:nome-Council over Nome River

Fair

Nome Census Area, Alaska · Mile Point 2.6 · Structure no. 0320

Built
1967
58 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
283 ft
3 main spans
Daily traffic
430
2020 count
Owner
State
State Highway Agency

About this bridge

Irr:nome-Council over Nome River is a steel continuous stringer/multi-beam or girder carrying Irr:nome-Council over Nome River in Nome Census Area, Alaska. It was built in 1967, so it is 58 years old, older than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 430 vehicles a day, roughly 8% of them trucks, projected to reach 550 by 2039. The structure is 283 ft (86.3 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesIrr:nome-Council
CrossesNome River
LocationMile Point 2.6
RouteState Highway 130
CountyNome Census Area
StateAlaska
Coordinates64.48604, -165.29224
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.6 US tons
Inventory rating33.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length283 ft (86.3 m)
Longest span140 ft (42.7 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2020)
Projected traffic550 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-Council over Nome River built?

It was built in 1967, making it 58 years old in 2025.

What condition is Irr:nome-Council over Nome River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Irr:nome-Council over Nome River carry?

About 430 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Irr:nome-Council over Nome River?

The structure is 283 ft (86.3 m) long with a longest span of 140 ft (42.7 m) and a deck 30 ft wide.

Who owns Irr:nome-Council over Nome River?

It is owned by the State Highway Agency.