US Bridges

Parks Highway over Pass Creek

Fair

Denali Borough, Alaska · Mile Point 172.7 · Structure no. 0293

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
132 ft
2 main spans
Daily traffic
900
2020 count
Owner
State
State Highway Agency

About this bridge

Parks Highway over Pass Creek is a steel stringer/multi-beam or girder carrying Parks Highway over Pass Creek in Denali Borough, Alaska. It was built in 1965, so it is 60 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 6 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 900 vehicles a day, roughly 37% of them trucks, projected to reach 1,130 by 2039. The structure is 132 ft (40.1 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesParks Highway
CrossesPass Creek
LocationMile Point 172.7
RouteInterstate 0A43
StateAlaska
Coordinates63.37579, -148.95041
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.9 US tons
Inventory rating31.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length132 ft (40.1 m)
Longest span65 ft (19.8 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2020)
Projected traffic1,130 by 2039
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Parks Highway over Pass Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Parks Highway over Pass Creek 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 June 2024.

How much traffic does Parks Highway over Pass Creek carry?

About 900 vehicles per day (2020 count), of which roughly 37% are trucks.

How long is Parks Highway over Pass Creek?

The structure is 132 ft (40.1 m) long with a longest span of 65 ft (19.8 m) and a deck 35 ft wide.

Who owns Parks Highway over Pass Creek?

It is owned by the State Highway Agency.