US Bridges

Ifa Ferry Route over Coffman Cove Ferry Term

GoodClosed to traffic

Prince of Wales-Hyder Census Area, Alaska · Prince of Wales · Structure no. 0193

Built
2006
19 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Steel
Length
308 ft
1 main span
Daily traffic
79
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ifa Ferry Route over Coffman Cove Ferry Term is a steel box beam or girders - multiple carrying Ifa Ferry Route over Coffman Cove Ferry Term in Prince of Wales-Hyder Census Area, Alaska. It was built in 2006, so it is 19 years old, younger 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 79 vehicles a day, roughly 7% of them trucks, projected to reach 120 by 2035. The structure is 308 ft (93.9 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIfa Ferry Route
CrossesCoffman Cove Ferry Term
LocationPrince of Wales
RouteState Highway 0
StateAlaska
Coordinates56.01682, -132.83465
Functional classRural Major Collector

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 protection9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating61.6 US tons
Inventory rating28.4 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans1 (+6 approach)
Design loadHS 20
Structure length308 ft (93.9 m)
Longest span137 ft (41.8 m)
Deck width16 ft (4.8 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic79 (2018)
Projected traffic120 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a toll 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 Ifa Ferry Route over Coffman Cove Ferry Term built?

It was built in 2006, making it 19 years old in 2025.

What condition is Ifa Ferry Route over Coffman Cove Ferry Term 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 2023.

How much traffic does Ifa Ferry Route over Coffman Cove Ferry Term carry?

About 79 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Ifa Ferry Route over Coffman Cove Ferry Term?

The structure is 308 ft (93.9 m) long with a longest span of 137 ft (41.8 m) and a deck 16 ft wide.

Who owns Ifa Ferry Route over Coffman Cove Ferry Term?

It is owned by the City or Municipal Highway Agency.