Irr/county Highway over Cow Creek

Thurston County, Nebraska · rated Poor in the 2025 National Bridge Inventory

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

• Irr/county Highway over Cow Creek in Thurston County, Nebraska, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
• It was built in 1975, making it 50 years old at the 2025 inventory.
• It carries about 25 vehicles a day (traffic count year 2003).
• Its listed owner is the county highway agency.
• It is one of 28 of the 152 inventoried bridges in Thurston County rated poor (18.4%); 28 (18.4%) are rated poor.
• Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
• Its condition class and component ratings are unchanged from the 2024 inventory.
• Its most recent inspection on record is dated October 2017, on a 24-month routine inspection cycle.
• It is coded scour critical (NBI item 113 = 2): scour critical: extensive scour observed, foundations unstable.
• A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

View this bridge on a map → (42.1797, -96.5996)

Component ratings

Bridge details

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

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Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.