FHWA NBI 2024 Inspection record Public-domain dataset

FAU 7355(CH 24)

Carrying FAU 7355(CH 24) over LAKE DECATUR

LK DECATUR E SIDE, Macon, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
28 t Inventory load rating

Bridge Snapshot: FAU 7355(CH 24)

The FAU 7355(CH 24) bridge in Macon, Illinois carries FAU 7355(CH 24) over LAKE DECATUR. It was built in 1957, making it 69 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 52.4 meters (172 feet) end to end. Daily traffic averages 2,200 vehicles, placing it in the moderately-trafficked tier of Illinois bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 2/9, substructure at 5/9. The weakest component sits in critical 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 28.2 metric tons.

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

How FAU 7355(CH 24) compares

▼ 6.4
Load rating vs Illinois average (34.6 t)
Bottom 18%
Lower load rating than 82% of Illinois bridges
368
Bridges in Macon · 48 in Poor condition
FAU 7355(CH 24) 28.2 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
7.1 / 100 - historical under-20 band
Structural adequacy /55
0.0
Serviceability /30
7.1
Essentiality /15
0.0
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 How the historical reference is calculated.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

Deck
4/9
Poor (1–4)
Superstructure
2/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
28.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1957
Material
Steel Continuous
Number of Spans
3
Structure Length
52.4 m (172 ft)
Deck Width
9.7 m (32 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,200 vehicles/day
Structure Number
058303300000000

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • The superstructure (beams and supports above the deck) rates critical at 2/9, severe deterioration that needs urgent attention.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

FAU 7355(CH 24) 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 FAU 7355(CH 24) against other structures in Macon 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 FAU 7355(CH 24)?

FAU 7355(CH 24) in Macon, Illinois has a deck rating of 4/9, superstructure rating of 2/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is FAU 7355(CH 24) inspected?

FAU 7355(CH 24)'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 2,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FAU 7355(CH 24) 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 FAU 7355(CH 24)?

FAU 7355(CH 24) has an NBI inventory load rating of 28.2 metric tons.

Who is responsible for maintaining FAU 7355(CH 24)?

FAU 7355(CH 24) is owned and maintained by County Highway Agency.

How old is FAU 7355(CH 24) and does age affect safety?

FAU 7355(CH 24) was built in 1957, making it 69 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.