I-72 (wb) over Norfolk Southern Railway
PoorPiatt County, Illinois · N of Monticello · Structure no. 074007000000000
- Built
- 1975
- 50 years old
- Condition
- Poor
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 226 ft
- 3 main spans
- Daily traffic
- 5,450
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-72 (wb) over Norfolk Southern Railway is a steel continuous stringer/multi-beam or girder carrying I-72 (wb) over Norfolk Southern Railway in Piatt County, Illinois. It was built in 1975, so it is 50 years old, older than the Illinois average of 45.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.
It carries about 5,450 vehicles a day, roughly 28% of them trucks, projected to reach 5,909 by 2046. The structure is 226 ft (69 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 2 Critical | Advanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-72 (wb) over Norfolk Southern Railway built?
It was built in 1975, making it 50 years old in 2025.
What condition is I-72 (wb) over Norfolk Southern Railway in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.
How much traffic does I-72 (wb) over Norfolk Southern Railway carry?
About 5,450 vehicles per day (2023 count), of which roughly 28% are trucks.
How long is I-72 (wb) over Norfolk Southern Railway?
The structure is 226 ft (69 m) long with a longest span of 85 ft (25.9 m) and a deck 42 ft wide.
Who owns I-72 (wb) over Norfolk Southern Railway?
It is owned by the State Highway Agency.