US Bridges

Irr: Dock Road over King Cove Access Bridge

Poor

Aleutians East Borough, Alaska · King Cove · Structure no. 1890

Built
1995
30 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
150
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Irr: Dock Road over King Cove Access Bridge is a steel stringer/multi-beam or girder carrying Irr: Dock Road over King Cove Access Bridge in Aleutians East Borough, Alaska. It was built in 1995, so it is 30 years old, younger than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 150 vehicles a day, roughly 4% of them trucks, projected to reach 180 by 2035. The structure is 48 ft (14.6 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIrr: Dock Road
CrossesKing Cove Access Bridge
LocationKing Cove
RouteCity Street 0
StateAlaska
Coordinates55.05614, -162.32487
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating96.5 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span40 ft (12.2 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2018)
Projected traffic180 by 2035
Trucks4%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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: Dock Road over King Cove Access Bridge built?

It was built in 1995, making it 30 years old in 2025.

What condition is Irr: Dock Road over King Cove Access Bridge in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Irr: Dock Road over King Cove Access Bridge carry?

About 150 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Irr: Dock Road over King Cove Access Bridge?

The structure is 48 ft (14.6 m) long with a longest span of 40 ft (12.2 m) and a deck 24 ft wide.

Who owns Irr: Dock Road over King Cove Access Bridge?

It is owned by the City or Municipal Highway Agency.