FHWA NBI 2024 Inspection record Public-domain dataset

TR-620

Carrying TR-620 over NEWTON BRANCH

2 MI E MT ERIE, Wayne, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: TR-620

The TR-620 bridge in Wayne, Illinois carries TR-620 over NEWTON BRANCH. It was built in 1980, making it 46 years old today. The structure is built primarily of steel and spans 3 sections, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 25 vehicles, placing it in the lower-traffic tier of Illinois bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show culvert at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 24.3 metric tons.

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

How TR-620 compares

▼ 10.3
Load rating vs Illinois average (34.6 t)
Bottom 10%
Lower load rating than 90% of Illinois bridges
264
Bridges in Wayne · 24 in Poor condition
TR-620 24.3 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
78.5 / 100 - historical 50–79.9 band
Structural adequacy /55
37.5
Serviceability /30
29.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Inventory Load Rating
24.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1980
Material
Steel
Number of Spans
3
Structure Length
9.8 m (32 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
25 vehicles/day
Structure Number
096500700000000

How to read this record

This page shows what the last federal inspection recorded, not whether TR-620 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 TR-620 against other structures in Wayne 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 TR-620?

TR-620 in Wayne, Illinois on the FHWA's 0–9 scale.

How often is TR-620 inspected?

TR-620'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 25 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. TR-620 is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for TR-620?

TR-620 has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining TR-620?

TR-620 is owned and maintained by Town/Township Highway Agency.

How old is TR-620 and does age affect safety?

TR-620 was built in 1980, making it 46 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.