FHWA NBI 2024 Inspection record Public-domain dataset

TR 1(LAKE FORK RD)

Carrying TR 1(LAKE FORK RD) over DITCH

DEWITT CO LINE, Macon, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: TR 1(LAKE FORK RD)

The TR 1(LAKE FORK RD) bridge in Macon, Illinois carries TR 1(LAKE FORK RD) over DITCH. It was built in 1963, making it 63 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 21.2 meters (70 feet) end to end. Daily traffic averages 20 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 a deck rating of 6/9, superstructure at 5/9, substructure at 2/9. 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.

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

How TR 1(LAKE FORK RD) compares

368
Bridges in Macon · 48 in Poor condition

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
41.0 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
26.0
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 How the historical reference is calculated.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

Deck
6/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
2/9
Poor (1–4)
Overall Condition
Poor

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

Structural Details

Year Built
1963
Material
Concrete
Number of Spans
2
Structure Length
21.2 m (70 ft)
Deck Width
7.9 m (26 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
20 vehicles/day
Structure Number
058306400000000

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) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 2/9, the substructure (piers and abutments) is in critical shape, with severe wear requiring urgent action.

How to read this record

TR 1(LAKE FORK RD) 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 TR 1(LAKE FORK RD) 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 TR 1(LAKE FORK RD)?

TR 1(LAKE FORK RD) in Macon, Illinois has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 2/9 on the FHWA's 0–9 scale.

How often is TR 1(LAKE FORK RD) inspected?

TR 1(LAKE FORK RD)'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 20 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. TR 1(LAKE FORK RD) 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 TR 1(LAKE FORK RD)?

An inventory load rating is not recorded for TR 1(LAKE FORK RD).

Who is responsible for maintaining TR 1(LAKE FORK RD)?

TR 1(LAKE FORK RD) is owned and maintained by Town/Township Highway Agency.

How old is TR 1(LAKE FORK RD) and does age affect safety?

TR 1(LAKE FORK RD) was built in 1963, making it 63 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.