US Bridges

Landfill Access RD over Ungaman Creek

Good

Aleutians East Borough, Alaska · False Pass · Structure no. 2196

Built
2006
19 years old
Condition
Good
inspected September 2024
Type
Truss - Thru
Steel
Length
100 ft
1 main span
Daily traffic
60
2018 count
Owner
County
County Highway Agency

About this bridge

Landfill Access RD over Ungaman Creek is a steel truss - thru carrying Landfill Access RD over Ungaman Creek in Aleutians East Borough, 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.

It carries about 60 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2035. The structure is 100 ft (30.5 m) long and 13 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesLandfill Access RD
CrossesUngaman Creek
LocationFalse Pass
RouteCity Street 0
StateAlaska
Coordinates54.87256, -163.4163
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
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 evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating36 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckSteel plate
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width13 ft (4.1 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2018)
Projected traffic80 by 2035
Trucks10%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Landfill Access RD over Ungaman Creek built?

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

What condition is Landfill Access RD over Ungaman Creek 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 September 2024.

How much traffic does Landfill Access RD over Ungaman Creek carry?

About 60 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Landfill Access RD over Ungaman Creek?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 13 ft wide.

Who owns Landfill Access RD over Ungaman Creek?

It is owned by the County Highway Agency.