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I 20 E to I 55 N over over I 20 WB

Rankin County, Mississippi · rated Poor in the 2025 National Bridge Inventory

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

I 20 E to I 55 N over over I 20 WB in Rankin County, Mississippi, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1966 and reconstructed in 1998, making it 59 years old at the 2025 inventory.
It carries about 25,000 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 17 of the 378 inventoried bridges in Rankin County rated poor (4.5%); 17 (4.5%) 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.

Component ratings


Structure	Continuous concrete single box beam
Length	about 1,316 ft
Location	Jct I 55 & I 20
NBI structure number	110005506109310
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I 20 over Conway Slough	1965	77,000	Good
I 20 over Creek	1963	62,000	Good
I 55 over US 80/KCS RR	1967	56,500	Good
US 49 & Frt Rds over Ditch	1970	56,000	Good
US 49 over Kcs RR	2008	56,000	Fair
US 49 over Conway Slough	1967	56,000	Good