FHWA NBI 2024 Inspection record Public-domain dataset

CH-12 (FAS 582)

Carrying CH-12 (FAS 582) over CAMP CREEK

2 MI E VERSAILLES, Brown, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
35 t Inventory load rating

Bridge Snapshot: CH-12 (FAS 582)

The CH-12 (FAS 582) bridge in Brown, Illinois carries CH-12 (FAS 582) over CAMP CREEK. It was built in 1997, making it 29 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 50.2 meters (165 feet) end to end. Daily traffic averages 125 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 a deck rating of 6/9, superstructure at 7/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 35.0 metric tons.

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

How CH-12 (FAS 582) compares

▲ 0.4
Load rating vs Illinois average (34.6 t)
Top 30%
Higher load rating than 70% of Illinois bridges
71
Bridges in Brown · 10 in Poor condition
CH-12 (FAS 582) 35.0 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
66.6 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
21.8
Essentiality /15
14.9
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
35.0 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1997
Material
Prestressed Concrete
Number of Spans
3
Structure Length
50.2 m (165 ft)
Deck Width
7.3 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
125 vehicles/day
Structure Number
005302300000000

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

CH-12 (FAS 582) is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare CH-12 (FAS 582) against other structures in Brown 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 CH-12 (FAS 582)?

CH-12 (FAS 582) in Brown, Illinois has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is CH-12 (FAS 582) inspected?

CH-12 (FAS 582)'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 125 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CH-12 (FAS 582) is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for CH-12 (FAS 582)?

CH-12 (FAS 582) has an NBI inventory load rating of 35.0 metric tons.

Who is responsible for maintaining CH-12 (FAS 582)?

CH-12 (FAS 582) is owned and maintained by County Highway Agency.

How old is CH-12 (FAS 582) and does age affect safety?

CH-12 (FAS 582) was built in 1997, making it 29 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.