US Bridges

Goose Lake Rd-Kake over Upper Cathedral Falls

Good

Petersburg Census Area, Alaska · Mile Point 2.2 · Structure no. 2370

Built
1983
42 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
1 main span
Daily traffic
10
2020 count
Owner
State
State Highway Agency

About this bridge

Goose Lake Rd-Kake over Upper Cathedral Falls is a steel stringer/multi-beam or girder carrying Goose Lake Rd-Kake over Upper Cathedral Falls in Petersburg Census Area, Alaska. It was built in 1983, so it is 42 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.

It carries about 10 vehicles a day, roughly 1% of them trucks, projected to reach 20 by 2040. The structure is 120 ft (36.6 m) long and 18 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesGoose Lake Rd-Kake
CrossesUpper Cathedral Falls
LocationMile Point 2.2
RouteState Highway 0
StateAlaska
Coordinates56.92529, -133.69682
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating91.1 US tons

Structure

MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadOther
Structure length120 ft (36.6 m)
Longest span110 ft (33.5 m)
Deck width18 ft (5.4 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2020)
Projected traffic20 by 2040
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

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 Goose Lake Rd-Kake over Upper Cathedral Falls built?

It was built in 1983, making it 42 years old in 2025.

What condition is Goose Lake Rd-Kake over Upper Cathedral Falls 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 May 2023.

How much traffic does Goose Lake Rd-Kake over Upper Cathedral Falls carry?

About 10 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Goose Lake Rd-Kake over Upper Cathedral Falls?

The structure is 120 ft (36.6 m) long with a longest span of 110 ft (33.5 m) and a deck 18 ft wide.

Who owns Goose Lake Rd-Kake over Upper Cathedral Falls?

It is owned by the State Highway Agency.