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Old Glenn Palmer over Old Glenn Hwy Overhead

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

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

Old Glenn Palmer over Old Glenn Hwy Overhead in Anchorage Municipality, Alaska, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
It was built in 1994, making it 31 years old at the 2025 inventory.
It carries about 1,710 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 66 of the 134 inventoried bridges in Anchorage Municipality rated good (49.3%); 0 (0.0%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete tee beam
Length	about 132 ft
Location	Mile Point 0.5
NBI structure number	1884
Condition class	Good

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