US Bridges

No Data Entered over Palmer Creek

PoorPosted for load

Kenai Peninsula Borough, Alaska · Palmer Creek Road · Structure no. 100430000003417

Built
1957
68 years old
Condition
Poor
inspected September 2024
Type
Frame
Wood or Timber
Length
32 ft
1 main span
Daily traffic
10
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Palmer Creek is a wood or timber frame carrying No Data Entered over Palmer Creek in Kenai Peninsula Borough, Alaska. It was built in 1957, so it is 68 years old, older 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 3 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 15 by 2045. The structure is 32 ft (9.8 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesNo Data Entered
CrossesPalmer Creek
LocationPalmer Creek Road
RouteFederal Lands Road 4460
StateAlaska
Coordinates60.82553, -149.53891
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating5 US tons
Inventory rating3 US tons

Structure

Structure typeFrame
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (—)
Projected traffic15 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over Palmer Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is No Data Entered over Palmer Creek 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 No Data Entered over Palmer Creek carry?

About 10 vehicles per day (latest count).

How long is No Data Entered over Palmer Creek?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 16 ft wide.

Who owns No Data Entered over Palmer Creek?

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