FHWA NBI 2024 Inspection record Public-domain dataset

ROCKY HILL DEDEAUX

Carrying ROCKY HILL DEDEAUX over BAYOU LETERRE

SEC 27 T 6S R14W B, Hancock, Mississippi

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
38 t Inventory load rating

Bridge Snapshot: ROCKY HILL DEDEAUX

The ROCKY HILL DEDEAUX bridge in Hancock, Mississippi carries ROCKY HILL DEDEAUX over BAYOU LETERRE. It was built in 2018, making it 8 years old today. The structure is built primarily of prestressed concrete and spans 4 sections, stretching 49.4 meters (162 feet) end to end. Daily traffic averages 1,400 vehicles, placing it in the moderately-trafficked tier of Mississippi bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 8/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 37.9 metric tons.

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

How ROCKY HILL DEDEAUX compares

▲ 3.5
Load rating vs Mississippi average (34.4 t)
Top 28%
Higher load rating than 72% of Mississippi bridges
104
Bridges in Hancock · 7 in Poor condition
ROCKY HILL DEDEAUX 37.9 t
Mississippi average 34.4 t

Live comparison across Mississippi.

Historical Sufficiency Rating

PlainBridge-computed
93.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
24.6
Essentiality /15
13.9
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
37.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2018
Material
Prestressed Concrete
Number of Spans
4
Structure Length
49.4 m (162 ft)
Deck Width
10.1 m (33 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,400 vehicles/day
Structure Number
SA230000000A014

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether ROCKY HILL DEDEAUX 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 ROCKY HILL DEDEAUX against other structures in Hancock 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 ROCKY HILL DEDEAUX?

ROCKY HILL DEDEAUX in Hancock, Mississippi has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is ROCKY HILL DEDEAUX inspected?

ROCKY HILL DEDEAUX'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 1,400 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ROCKY HILL DEDEAUX is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for ROCKY HILL DEDEAUX?

ROCKY HILL DEDEAUX has an NBI inventory load rating of 37.9 metric tons.

Who is responsible for maintaining ROCKY HILL DEDEAUX?

ROCKY HILL DEDEAUX is owned and maintained by County Highway Agency.

How old is ROCKY HILL DEDEAUX and does age affect safety?

ROCKY HILL DEDEAUX was built in 2018, making it 8 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.