FHWA NBI 2024 Inspection record Public-domain dataset

CR 231

Carrying CR 231 over TISHOMINGO CRK N. BRANCH

SEC 11 T 7S R 5E B, Lee, Mississippi

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
10 t Inventory load rating

Bridge Snapshot: CR 231

The CR 231 bridge in Lee, Mississippi carries CR 231 over TISHOMINGO CRK N. BRANCH. It was built in 1985, making it 41 years old today. The structure is built primarily of steel and spans 2 sections, stretching 34.1 meters (112 feet) end to end. Daily traffic averages 650 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 5/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 10.2 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How CR 231 compares

▼ 24.2
Load rating vs Mississippi average (34.4 t)
Bottom 3%
Lower load rating than 97% of Mississippi bridges
393
Bridges in Lee · 17 in Poor condition
CR 231 10.2 t
Mississippi average 34.4 t

Live comparison across Mississippi.

Historical Sufficiency Rating

PlainBridge-computed
21.5 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
8.8
Essentiality /15
12.7
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
10.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1985
Material
Steel
Number of Spans
2
Structure Length
34.1 m (112 ft)
Deck Width
7.0 m (23 ft)
Owner
County Highway Agency
Avg Daily Traffic
650 vehicles/day
Structure Number
SA4100000000004

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • 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 poor condition (4/9), showing advanced deterioration that may require priority repair.

How to read this record

CR 231 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 CR 231 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 CR 231?

CR 231 in Lee, Mississippi has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is CR 231 inspected?

CR 231'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 650 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. CR 231 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 CR 231?

CR 231 has an NBI inventory load rating of 10.2 metric tons.

Who is responsible for maintaining CR 231?

CR 231 is owned and maintained by County Highway Agency.

How old is CR 231 and does age affect safety?

CR 231 was built in 1985, making it 41 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.