I-88
Carrying I-88 over Prairie Path
0.6 M W OF ILL 59, DuPage, Illinois
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
I-88 in DuPage, Illinois is rated Good in the FHWA's 2024 National Bridge Inventory.
Built in 2021, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 8. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure IL:022981500000000
POST-2000 · CONCRETE · SINGLE-SPAN · CULVERT-LED · HEAVY-ADT · LOAD-UNK · CAT-GOOD
- POST-2000 2000+
- CONCRETE Concrete
- SINGLE-SPAN Single span
- CULVERT-LED Culvert-led
- HEAVY-ADT Heavy ADT
- LOAD-UNK Load unrated
- CAT-GOOD Good
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Structural health score
A composite of the deck, superstructure, and substructure NBI condition ratings plus the inventory load rating, benchmarked against the full national bridge corpus, distinct from the Good/Fair/Poor category above.
Bridge Snapshot: I-88
The I-88 bridge in DuPage, Illinois carries I-88 over Prairie Path. It was built in 2021, making it 5 years old today. The structure is built primarily of concrete and spans 1 section, stretching 9.6 meters (31 feet) end to end. Daily traffic averages 105,400 vehicles, placing it in the heavily-trafficked tier of Illinois bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection places the weakest component in good condition (see the full component ratings below). No reported major component scores in the Poor range under the current federal condition thresholds.
How I-88 compares
Age against the county: built in 2021, earlier than 2 of DuPage's 344 bridges with a recorded construction year (1%), against a county median build year of 1988. This is one of the newer structures in its county.
Live comparison across Illinois bridges with a recorded inventory load rating (26,904 of 26,928 rated).
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
DuPage inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 344 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 2021
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 9.6 m (31 ft) 0
- Owner
- County Highway Agency
- Avg Daily Traffic
- 105,400 vehicles/day
- Structure Number
- 022981500000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether I-88 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 I-88 against other structures in DuPage and across Illinois. Illinois 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 I-88?
I-88 in DuPage, Illinois on the FHWA's 0–9 scale.
How often is I-88 inspected?
I-88'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 105,400 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I-88 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 I-88?
An inventory load rating is not recorded for I-88.
Who is responsible for maintaining I-88?
I-88 is owned and maintained by County Highway Agency.
How old is I-88 and does age affect safety?
I-88 was built in 2021, making it 5 years old.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.