FHWA NBI 2024 Inspection record Public-domain dataset

SR 334

Carrying SR 334 over RELIEF OPENING

5.4 MI E SR 331, Lafayette, Mississippi

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
29 t Inventory load rating

Bridge Snapshot: SR 334

The SR 334 bridge in Lafayette, Mississippi carries SR 334 over RELIEF OPENING. It was built in 1987, making it 39 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 18.9 meters (62 feet) end to end. Daily traffic averages 270 vehicles, placing it in the lower-traffic tier of Mississippi bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 7/9, 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 29.1 metric tons.

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

How SR 334 compares

▼ 5.3
Load rating vs Mississippi average (34.4 t)
Bottom 31%
Lower load rating than 69% of Mississippi bridges
259
Bridges in Lafayette · 11 in Poor condition
SR 334 29.1 t
Mississippi average 34.4 t

Live comparison across Mississippi.

Historical Sufficiency Rating

PlainBridge-computed
94.5 / 100 - historical 80–100 band
Structural adequacy /55
53.0
Serviceability /30
29.2
Essentiality /15
14.3
Special reductions
−2.0

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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
29.1 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1987
Material
Concrete
Number of Spans
2
Structure Length
18.9 m (62 ft)
Deck Width
8.5 m (28 ft)
Owner
State Highway Agency
Avg Daily Traffic
270 vehicles/day
Structure Number
310033403601740

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether SR 334 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 SR 334 against other structures in Lafayette 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 SR 334?

SR 334 in Lafayette, Mississippi has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is SR 334 inspected?

SR 334'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 270 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SR 334 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 SR 334?

SR 334 has an NBI inventory load rating of 29.1 metric tons.

Who is responsible for maintaining SR 334?

SR 334 is owned and maintained by State Highway Agency.

How old is SR 334 and does age affect safety?

SR 334 was built in 1987, making it 39 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.