FHWA NBI 2024 Inspection record Public-domain dataset

FAS1335 CH42

Carrying FAS1335 CH42 over TRIB LITTLE MUD CR-

2.2MI N JCT 44/42, Iroquois, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: FAS1335 CH42

The FAS1335 CH42 bridge in Iroquois, Illinois carries FAS1335 CH42 over TRIB LITTLE MUD CR-. It was built in 2016, making it 10 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.1 meters (23 feet) end to end. Daily traffic averages 150 vehicles, placing it in the lower-traffic tier of Illinois bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 8/9. 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 32.4 metric tons.

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

How FAS1335 CH42 compares

▼ 2.2
Load rating vs Illinois average (34.6 t)
Bottom 23%
Lower load rating than 77% of Illinois bridges
565
Bridges in Iroquois · 75 in Poor condition
FAS1335 CH42 32.4 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
100.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
8/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2016
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.1 m (23 ft)
Deck Width
9.1 m (30 ft)
Owner
County Highway Agency
Avg Daily Traffic
150 vehicles/day
Structure Number
038301500000000

How to read this record

This page shows what the last federal inspection recorded, not whether FAS1335 CH42 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 FAS1335 CH42 against other structures in Iroquois 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 FAS1335 CH42?

FAS1335 CH42 in Iroquois, Illinois on the FHWA's 0–9 scale.

How often is FAS1335 CH42 inspected?

FAS1335 CH42'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 150 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FAS1335 CH42 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 FAS1335 CH42?

FAS1335 CH42 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining FAS1335 CH42?

FAS1335 CH42 is owned and maintained by County Highway Agency.

How old is FAS1335 CH42 and does age affect safety?

FAS1335 CH42 was built in 2016, making it 10 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.