FHWA NBI 2024 Inspection record Public-domain dataset

RAWSON BRIDGE ROAD

Carrying RAWSON BRIDGE ROAD over FOX RIVER

.8 MI W LAKE CO LINE, McHenry, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
31 t Inventory load rating

Bridge Snapshot: RAWSON BRIDGE ROAD

The RAWSON BRIDGE ROAD bridge in McHenry, Illinois carries RAWSON BRIDGE ROAD over FOX RIVER. It was built in 1982, making it 44 years old today. The structure is built primarily of steel continuous and spans 5 sections, stretching 154.5 meters (507 feet) end to end. Daily traffic averages 6,050 vehicles, placing it in the moderately-trafficked tier of Illinois bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure 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 30.5 metric tons.

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

How RAWSON BRIDGE ROAD compares

▼ 4.1
Load rating vs Illinois average (34.6 t)
Bottom 21%
Lower load rating than 79% of Illinois bridges
229
Bridges in McHenry · 46 in Poor condition
RAWSON BRIDGE ROAD 30.5 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
90.5 / 100 - historical 80–100 band
Structural adequacy /55
54.1
Serviceability /30
28.0
Essentiality /15
10.3
Special reductions
−2.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
30.5 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1982
Material
Steel Continuous
Number of Spans
5
Structure Length
154.5 m (507 ft)
Deck Width
12.0 m (39 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
6,050 vehicles/day
Structure Number
056314000000000

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • 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 good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether RAWSON BRIDGE ROAD 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 RAWSON BRIDGE ROAD against other structures in McHenry 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 RAWSON BRIDGE ROAD?

RAWSON BRIDGE ROAD in McHenry, Illinois has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is RAWSON BRIDGE ROAD inspected?

RAWSON BRIDGE ROAD'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 6,050 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RAWSON BRIDGE ROAD 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 RAWSON BRIDGE ROAD?

RAWSON BRIDGE ROAD has an NBI inventory load rating of 30.5 metric tons.

Who is responsible for maintaining RAWSON BRIDGE ROAD?

RAWSON BRIDGE ROAD is owned and maintained by Town/Township Highway Agency.

How old is RAWSON BRIDGE ROAD and does age affect safety?

RAWSON BRIDGE ROAD was built in 1982, making it 44 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.