US 51 over Martin Creek

Grenada County, Mississippi · rated Good in the 2025 National Bridge Inventory

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

• US 51 over Martin Creek in Grenada County, Mississippi, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
• It was built in 2013, making it 12 years old at the 2025 inventory.
• It carries about 5,900 vehicles a day (traffic count year 2023).
• Its listed owner is the state highway agency.
• It is one of 80 of the 163 inventoried bridges in Grenada County rated good (49.1%); 3 (1.8%) 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.

View this bridge on a map → (33.81997, -89.8349)

Component ratings

Bridge details

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

Busiest bridges in Grenada County

All bridges nearby: Grenada County, MS bridge conditions · every bridge in Grenada County · Mississippi bridges.

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