I 20E I55N
Carrying I 20E I55N over GALLATIN ST LYNCH CK
0.8 MI E I 55/I 20W, Hinds, Mississippi
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: I 20E I55N
The I 20E I55N bridge in Hinds, Mississippi carries I 20E I55N over GALLATIN ST LYNCH CK. It was built in 1966, making it 60 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 256.0 meters (840 feet) end to end. Daily traffic averages 57,500 vehicles, placing it in the heavily-trafficked tier of Mississippi bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 8/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 45.0 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How I 20E I55N compares
Live comparison across Mississippi.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1966
- Material
- Concrete Continuous
- Number of Spans
- 3
- Structure Length
- 256.0 m (840 ft)
- Deck Width
- 18.1 m (59 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 57,500 vehicles/day
- Structure Number
- 110002002504590
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • The substructure (piers and abutments) is in good condition (8/9), showing no significant deterioration.
How to read this record
This page shows what the last federal inspection recorded, not whether I 20E I55N is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare I 20E I55N against other structures in Hinds and across Mississippi. Mississippi bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for I 20E I55N?
I 20E I55N in Hinds, Mississippi has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.
How often is I 20E I55N inspected?
I 20E I55N's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 57,500 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I 20E I55N is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for I 20E I55N?
I 20E I55N has an NBI inventory load rating of 45.0 metric tons.
Who is responsible for maintaining I 20E I55N?
I 20E I55N is owned and maintained by State Highway Agency.
How old is I 20E I55N and does age affect safety?
I 20E I55N was built in 1966, making it 60 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.