US Bridges

FAI 72 WB over TR 55

Good

Scott County, Illinois · 2.9MI W Il 100 Int · Structure no. 086004100000000

Built
1986
39 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
4,950
2023 count
Owner
State
State Highway Agency

About this bridge

FAI 72 WB over TR 55 is a prestressed concrete continuous stringer/multi-beam or girder carrying FAI 72 WB over TR 55 in Scott County, Illinois. It was built in 1986, so it is 39 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,950 vehicles a day, roughly 34% of them trucks, projected to reach 4,596 by 2046. The structure is 105 ft (32 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAI 72 WB
CrossesTR 55
Location2.9MI W Il 100 Int
RouteInterstate 72
Coordinates39.69163, -90.6256
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating45.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span43 ft (13.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,950 (2023)
Projected traffic4,596 by 2046
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 FAI 72 WB over TR 55 built?

It was built in 1986, making it 39 years old in 2025.

What condition is FAI 72 WB over TR 55 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does FAI 72 WB over TR 55 carry?

About 4,950 vehicles per day (2023 count), of which roughly 34% are trucks.

How long is FAI 72 WB over TR 55?

The structure is 105 ft (32 m) long with a longest span of 43 ft (13.1 m) and a deck 43 ft wide.

Who owns FAI 72 WB over TR 55?

It is owned by the State Highway Agency.