US Bridges

Dalton Highway over Gold Creek

Good

Yukon-Koyukuk Census Area, Alaska · Mile Point 196.6 · Structure no. 1514

Built
1982
43 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
29 ft
1 main span
Daily traffic
110
2020 count
Owner
State
State Highway Agency

About this bridge

Dalton Highway over Gold Creek is a wood or timber stringer/multi-beam or girder carrying Dalton Highway over Gold Creek in Yukon-Koyukuk Census Area, Alaska. It was built in 1982, so it is 43 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 110 vehicles a day, roughly 62% of them trucks, projected to reach 240 by 2039. The structure is 29 ft (8.8 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesDalton Highway
CrossesGold Creek
LocationMile Point 196.6
RouteState Highway 65
StateAlaska
Coordinates67.51231, -149.8522
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating51.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2020)
Projected traffic240 by 2039
Trucks62%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes

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 Dalton Highway over Gold Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Dalton Highway over Gold 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 July 2024.

How much traffic does Dalton Highway over Gold Creek carry?

About 110 vehicles per day (2020 count), of which roughly 62% are trucks.

How long is Dalton Highway over Gold Creek?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 29 ft wide.

Who owns Dalton Highway over Gold Creek?

It is owned by the State Highway Agency.