FHWA NBI 2024 Inspection record Public-domain dataset

ISLAND EXPRESSWAY

Carrying ISLAND EXPRESSWAY over WILMINGTON RIVER

1 MILE EAST OF SAVANNAH, Chatham, Georgia

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
33 t Inventory load rating

Bridge Snapshot: ISLAND EXPRESSWAY

The ISLAND EXPRESSWAY bridge in Chatham, Georgia carries ISLAND EXPRESSWAY over WILMINGTON RIVER. It was built in 2022, making it 4 years old today. The structure is built primarily of prestressed concrete and spans 12 sections, stretching 714.8 meters (2345 feet) end to end. Daily traffic averages 19,831 vehicles, placing it in the heavily-trafficked tier of Georgia bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 32.6 metric tons.

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

How ISLAND EXPRESSWAY compares

▼ 1.5
Load rating vs Georgia average (34.1 t)
Top 49%
Higher load rating than 51% of Georgia bridges
269
Bridges in Chatham · 3 in Poor condition
ISLAND EXPRESSWAY 32.6 t
Georgia average 34.1 t

Live comparison across Georgia.

Historical Sufficiency Rating

PlainBridge-computed
88.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
4.7
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
32.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2022
Material
Prestressed Concrete
Number of Spans
12
Structure Length
714.8 m (2345 ft)
Deck Width
13.1 m (43 ft)
Owner
County Highway Agency
Avg Daily Traffic
19,831 vehicles/day
Structure Number
000000005151140

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), 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 ISLAND EXPRESSWAY 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 ISLAND EXPRESSWAY against other structures in Chatham and across Georgia. Georgia 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 ISLAND EXPRESSWAY?

ISLAND EXPRESSWAY in Chatham, Georgia has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is ISLAND EXPRESSWAY inspected?

ISLAND EXPRESSWAY'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 19,831 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ISLAND EXPRESSWAY 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 ISLAND EXPRESSWAY?

ISLAND EXPRESSWAY has an NBI inventory load rating of 32.6 metric tons.

Who is responsible for maintaining ISLAND EXPRESSWAY?

ISLAND EXPRESSWAY is owned and maintained by County Highway Agency.

How old is ISLAND EXPRESSWAY and does age affect safety?

ISLAND EXPRESSWAY was built in 2022, making it 4 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.