2578
Carrying 2578 over TWENTY MILE CREEK
SEC 20 T 7S R 7E B, Lee, Mississippi
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: 2578
The 2578 bridge in Lee, Mississippi carries 2578 over TWENTY MILE CREEK. It was built in 1972, making it 54 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 110.3 meters (362 feet) end to end. Daily traffic averages 220 vehicles, placing it in the lower-traffic tier of Mississippi bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 27.1 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How 2578 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 How the historical reference is calculated.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
- 1972
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 110.3 m (362 ft)
- Deck Width
- 8.7 m (29 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 220 vehicles/day
- Structure Number
- SA4100000000024
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.
- • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.
How to read this record
2578 is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare 2578 against other structures in Lee 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 2578?
2578 in Lee, Mississippi has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is 2578 inspected?
2578'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 220 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. 2578 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for 2578?
2578 has an NBI inventory load rating of 27.1 metric tons.
Who is responsible for maintaining 2578?
2578 is owned and maintained by County Highway Agency.
How old is 2578 and does age affect safety?
2578 was built in 1972, making it 54 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.