US Bridges

Denali Park Road over Moose Creek

GoodClosed to traffic

Yukon-Koyukuk Census Area, Alaska · 89.2 Miles West of Ak Rou · Structure no. 9830016P0000000

Built
1986
39 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
179 ft
3 main spans
Daily traffic
100
2013 count
Owner
Federal
National Park Service

About this bridge

Denali Park Road over Moose Creek is a steel continuous stringer/multi-beam or girder carrying Denali Park Road over Moose Creek in Yukon-Koyukuk Census Area, Alaska. It was built in 1986, so it is 39 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. Its operating status is: closed to all traffic.

It carries about 100 vehicles a day, roughly 1% of them trucks, projected to reach 200 by 2033. The structure is 179 ft (54.6 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesDenali Park Road
CrossesMoose Creek
Location89.2 Miles West of Ak Rou
RouteFederal Lands Road 0
StateAlaska
Coordinates63.516, -150.90978
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length179 ft (54.6 m)
Longest span71 ft (21.6 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2013)
Projected traffic200 by 2033
Trucks1%
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

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$30,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Denali Park Road over Moose Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Denali Park Road over Moose 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 Denali Park Road over Moose Creek carry?

About 100 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Denali Park Road over Moose Creek?

The structure is 179 ft (54.6 m) long with a longest span of 71 ft (21.6 m) and a deck 28 ft wide.

Who owns Denali Park Road over Moose Creek?

It is owned by the National Park Service.