US Bridges

De Armoun Road over De Armoun Overcrossing

Fair

Anchorage Municipality, Alaska · Mile Point 0.3 · Structure no. 1391

Built
1990
35 years old
Condition
Fair
inspected June 2023
Type
Tee Beam
Prestressed Concrete
Length
269 ft
2 main spans
Daily traffic
5,350
2020 count
Owner
State
State Highway Agency

About this bridge

De Armoun Road over De Armoun Overcrossing is a prestressed concrete tee beam carrying De Armoun Road over De Armoun Overcrossing in Anchorage Municipality, Alaska. It was built in 1990, so it is 35 years old, younger 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 5,350 vehicles a day, roughly 17% of them trucks, projected to reach 6,670 by 2039. The structure is 269 ft (82.1 m) long and 89 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDe Armoun Road
CrossesDe Armoun Overcrossing
LocationMile Point 0.3
RouteState Highway 0
StateAlaska
Coordinates61.0942, -149.836
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating43.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 25 or greater
Structure length269 ft (82.1 m)
Longest span136 ft (41.5 m)
Deck width89 ft (27.1 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,350 (2020)
Projected traffic6,670 by 2039
Trucks17%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was De Armoun Road over De Armoun Overcrossing built?

It was built in 1990, making it 35 years old in 2025.

What condition is De Armoun Road over De Armoun Overcrossing 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 June 2023.

How much traffic does De Armoun Road over De Armoun Overcrossing carry?

About 5,350 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is De Armoun Road over De Armoun Overcrossing?

The structure is 269 ft (82.1 m) long with a longest span of 136 ft (41.5 m) and a deck 89 ft wide.

Who owns De Armoun Road over De Armoun Overcrossing?

It is owned by the State Highway Agency.