Rt B S over Is 57

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

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

• Rt B S over Is 57 in Mississippi County, Missouri, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
• It was built in 1959 and reconstructed in 2020, making it 66 years old at the 2025 inventory.
• It carries about 1,305 vehicles a day (traffic count year 2024).
• Its listed owner is the state highway agency.
• It is one of 27 of the 99 inventoried bridges in Mississippi County rated good (27.3%); 10 (10.1%) 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 → (36.90087, -89.45607)

Component ratings

Bridge details

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

Busiest bridges in Mississippi County

All bridges nearby: Mississippi County, MO bridge conditions · every bridge in Mississippi County · Missouri bridges.

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