US Bridges

I 64 EB over FAP-724 (ILL-37)

Poor

Jefferson County, Illinois · I-64/ILL-37 Int · Structure no. 041006800000000

Built
1972
53 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
197 ft
2 main spans
Daily traffic
5,500
2024 count
Owner
State
State Highway Agency

About this bridge

I 64 EB over FAP-724 (ILL-37) is a steel continuous stringer/multi-beam or girder carrying I 64 EB over FAP-724 (ILL-37) in Jefferson County, Illinois. It was built in 1972, so it is 53 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 4 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.

It carries about 5,500 vehicles a day, roughly 44% of them trucks, projected to reach 6,818 by 2046. The structure is 197 ft (60 m) long and 51 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesI 64 EB
CrossesFAP-724 (ILL-37)
LocationI-64/ILL-37 Int
RouteInterstate 64
Coordinates38.27388, -88.90049
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

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.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.7 US tons
Inventory rating41.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length197 ft (60 m)
Longest span65 ft (19.8 m)
Deck width51 ft (15.4 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2024)
Projected traffic6,818 by 2046
Trucks44%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 64 EB over FAP-724 (ILL-37) built?

It was built in 1972, making it 53 years old in 2025.

What condition is I 64 EB over FAP-724 (ILL-37) 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 April 2024.

How much traffic does I 64 EB over FAP-724 (ILL-37) carry?

About 5,500 vehicles per day (2024 count), of which roughly 44% are trucks.

How long is I 64 EB over FAP-724 (ILL-37)?

The structure is 197 ft (60 m) long with a longest span of 65 ft (19.8 m) and a deck 51 ft wide.

Who owns I 64 EB over FAP-724 (ILL-37)?

It is owned by the State Highway Agency.