US Bridges

Irr:nome-Council over Shovel Creek

Good

Nome Census Area, Alaska · Mile Point 37.2 · Structure no. 4023

Built
1991
34 years old
Condition
Good
inspected August 2024
Type
Culvert
Steel
Length
30 ft
2 main spans
Daily traffic
160
2020 count
Owner
State
State Highway Agency

About this bridge

Irr:nome-Council over Shovel Creek is a steel culvert carrying Irr:nome-Council over Shovel Creek in Nome Census Area, Alaska. It was built in 1991, so it is 34 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 160 vehicles a day, roughly 8% of them trucks, projected to reach 490 by 2039. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIrr:nome-Council
CrossesShovel Creek
LocationMile Point 37.2
RouteState Highway 130
StateAlaska
Coordinates64.6166, -164.39372
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2020)
Projected traffic490 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 Shovel Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Irr:nome-Council over Shovel 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:nome-Council over Shovel Creek carry?

About 160 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Irr:nome-Council over Shovel Creek?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns Irr:nome-Council over Shovel Creek?

It is owned by the State Highway Agency.