Fdr 145 over Dyson Creek

Grant Parish, Louisiana · rated Poor in the 2025 National Bridge Inventory

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

• Fdr 145 over Dyson Creek in Grant Parish, Louisiana, 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 1972, making it 53 years old at the 2025 inventory.
• It carries about 30 vehicles a day (traffic count year 2003).
• It is one of 30 of the 209 inventoried bridges in Grant Parish rated poor (14.4%); 30 (14.4%) are rated poor.
• 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 → (31.54556, -92.46126)

Component ratings

Bridge details

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

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