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Parks Highway over Little Willow Creek

Matanuska-Susitna Borough, Alaska · rated Fair in the 2025 National Bridge Inventory

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

Parks Highway over Little Willow Creek in Matanuska-Susitna Borough, Alaska, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1962, making it 63 years old at the 2025 inventory.
It carries about 3,000 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 53 of the 121 inventoried bridges in Matanuska-Susitna Borough rated fair (43.8%); 8 (6.6%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 138 ft
Location	Mile Point 39.8
NBI structure number	0211
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Parks Highway over Seward Meridian U.c.	2005	32,100	Good
Glenn Highway over Knik River Access U.c.	1993	26,600	Good
Palmer-wasill Ext over Cottonwood Overhead	2002	14,000	Fair
Glenn Highway over Matanuska Riv Northbound	1965	13,300	Fair
Glenn Highway over Knik Riv. Overflow S.B.	1993	13,300	Fair
Glenn Highway over Knik Riv. Overflow N.B.	1993	13,300	Fair