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Alyeska Highway over Girdwood Overhead

Anchorage Municipality, Alaska · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Alyeska Highway over Girdwood Overhead in Anchorage Municipality, Alaska, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1967, making it 58 years old at the 2025 inventory.
It carries about 2,510 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 68 of the 134 inventoried bridges in Anchorage Municipality rated fair (50.7%); 0 (0.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 121 ft
Location	Mile Point 0.2
NBI structure number	1001
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Alaska department of transportation.

Bridge	Built	Vehicles/day	Condition
Glenn Highway over Ship Creek	1988	60,000	Fair
Seward Highway over Dowling Rd Underxing	2022	47,700	Good
Seward Highway over Dimond Blvd Underxing	1976	41,300	Fair
Seward Highway over 76TH Ave Undercrossing	2017	41,300	Good
Airport/minnesota over Minnesota Dr Overhead	1993	31,600	Good
Minnesota Drive over Airport Spur Overhead	1999	31,600	Fair