US Bridges

Eagle River Loop over Eagle River

Fair

Anchorage Municipality, Alaska · Mile Point 2.7 · Structure no. 1739

Built
1992
33 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
611 ft
3 main spans
Daily traffic
10,900
2020 count
Owner
State
State Highway Agency

About this bridge

Eagle River Loop over Eagle River is a steel continuous stringer/multi-beam or girder carrying Eagle River Loop over Eagle River in Anchorage Municipality, Alaska. It was built in 1992, so it is 33 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 10,900 vehicles a day, roughly 10% of them trucks, projected to reach 15,400 by 2039. The structure is 611 ft (186.3 m) long and 93 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesEagle River Loop
CrossesEagle River
LocationMile Point 2.7
RouteState Highway FU551
StateAlaska
Coordinates61.29847, -149.53976
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.6 US tons
Inventory rating39.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length611 ft (186.3 m)
Longest span290 ft (88.4 m)
Deck width93 ft (28.3 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,900 (2020)
Projected traffic15,400 by 2039
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed9.9 mi (16 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 Eagle River Loop over Eagle River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Eagle River Loop over Eagle River 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 2024.

How much traffic does Eagle River Loop over Eagle River carry?

About 10,900 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Eagle River Loop over Eagle River?

The structure is 611 ft (186.3 m) long with a longest span of 290 ft (88.4 m) and a deck 93 ft wide.

Who owns Eagle River Loop over Eagle River?

It is owned by the State Highway Agency.