US Bridges

1500000-35.667 over Perm

Fair

Prince of Wales-Hyder Census Area, Alaska · El Cap · Structure no. 100540000001000

Built
1982
43 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
94 ft
1 main span
Daily traffic
10
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

1500000-35.667 over Perm is a wood or timber stringer/multi-beam or girder carrying 1500000-35.667 over Perm in Prince of Wales-Hyder Census Area, Alaska. It was built in 1982, so it is 43 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 10 vehicles a day, projected to reach 25 by 2013. The structure is 94 ft (28.8 m) long and 25 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

Carries1500000-35.667
CrossesPerm
LocationEl Cap
RouteFederal Lands Road 15000
StateAlaska
Coordinates56.1641, -133.2918
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating64.6 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadOther
Structure length94 ft (28.8 m)
Longest span92 ft (27.9 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2006)
Projected traffic25 by 2013
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$232,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 1500000-35.667 over Perm built?

It was built in 1982, making it 43 years old in 2025.

What condition is 1500000-35.667 over Perm 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 October 2024.

How much traffic does 1500000-35.667 over Perm carry?

About 10 vehicles per day (2006 count).

How long is 1500000-35.667 over Perm?

The structure is 94 ft (28.8 m) long with a longest span of 92 ft (27.9 m) and a deck 25 ft wide.

Who owns 1500000-35.667 over Perm?

It is owned by the U.S. Forest Service.