FHWA NBI 2024 Inspection record Public-domain dataset

SR 563

Carrying SR 563 over UNNAMED STREAM

8.3 MI N US 61, Wilkinson, Mississippi

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
31 t Inventory load rating

Bridge Snapshot: SR 563

The SR 563 bridge in Wilkinson, Mississippi carries SR 563 over UNNAMED STREAM. It was built in 1960, making it 66 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 9.4 meters (31 feet) end to end. Daily traffic averages 580 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 culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 31.1 metric tons.

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

How SR 563 compares

▼ 3.3
Load rating vs Mississippi average (34.4 t)
Bottom 36%
Lower load rating than 64% of Mississippi bridges
94
Bridges in Wilkinson · 9 in Poor condition
SR 563 31.1 t
Mississippi average 34.4 t

Live comparison across Mississippi.

Historical Sufficiency Rating

PlainBridge-computed
98.8 / 100 - historical 80–100 band
Structural adequacy /55
54.5
Serviceability /30
30.0
Essentiality /15
14.3
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 How the historical reference is calculated.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

Culvert
7/9
Good (7–9)
Inventory Load Rating
31.1 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1960
Material
Concrete
Number of Spans
2
Structure Length
9.4 m (31 ft)
Owner
State Highway Agency
Avg Daily Traffic
580 vehicles/day
Structure Number
310056307900810

How to read this record

This page shows what the last federal inspection recorded, not whether SR 563 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 563 against other structures in Wilkinson 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 563?

SR 563 in Wilkinson, Mississippi on the FHWA's 0–9 scale.

How often is SR 563 inspected?

SR 563'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 580 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SR 563 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 563?

SR 563 has an NBI inventory load rating of 31.1 metric tons.

Who is responsible for maintaining SR 563?

SR 563 is owned and maintained by State Highway Agency.

How old is SR 563 and does age affect safety?

SR 563 was built in 1960, making it 66 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.