US Bridges

Parks Highway over Honolulu Creek

Fair

Matanuska-Susitna Borough, Alaska · Mile Point 143.8 · Structure no. 0259

Built
1971
54 years old, rebuilt 2006
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
2 main spans
Daily traffic
940
2020 count
Owner
State
State Highway Agency

About this bridge

Parks Highway over Honolulu Creek is a steel stringer/multi-beam or girder carrying Parks Highway over Honolulu Creek in Matanuska-Susitna Borough, Alaska. It was built in 1971 and reconstructed in 2006, so it is 54 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 940 vehicles a day, roughly 22% of them trucks, projected to reach 1,250 by 2039. The structure is 120 ft (36.7 m) long and 43 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesParks Highway
CrossesHonolulu Creek
LocationMile Point 143.8
RouteInterstate 0A43
StateAlaska
Coordinates63.06392, -149.54404
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.
Superstructure7 GoodSome minor problems.
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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.1 US tons
Inventory rating29.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length120 ft (36.7 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic940 (2020)
Projected traffic1,250 by 2039
Trucks22%
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 Honolulu Creek built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2006.

What condition is Parks Highway over Honolulu 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 Honolulu Creek carry?

About 940 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is Parks Highway over Honolulu Creek?

The structure is 120 ft (36.7 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns Parks Highway over Honolulu Creek?

It is owned by the State Highway Agency.