US Bridges

FAI 55 and Frs over Shop Creek Trib

Fair

Montgomery County, Illinois · .76 MI N Il 108 · Structure no. 068201400000000

Built
1942
83 years old, rebuilt 1973
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
26,800
2021 count
Owner
State
State Highway Agency

About this bridge

FAI 55 and Frs over Shop Creek Trib is a concrete culvert carrying FAI 55 and Frs over Shop Creek Trib in Montgomery County, Illinois. It was built in 1942 and reconstructed in 1973, so it is 83 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 26,800 vehicles a day, roughly 34% of them trucks, projected to reach 27,068 by 2046. The structure is 37 ft (11.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFAI 55 and Frs
CrossesShop Creek Trib
Location.76 MI N Il 108
RouteInterstate 55
CountyMontgomery County
StateIllinois
Coordinates39.28922, -89.64179
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating53.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length37 ft (11.2 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,800 (2021)
Projected traffic27,068 by 2046
Trucks34%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAI 55 and Frs over Shop Creek Trib built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1973.

What condition is FAI 55 and Frs over Shop Creek Trib in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does FAI 55 and Frs over Shop Creek Trib carry?

About 26,800 vehicles per day (2021 count), of which roughly 34% are trucks.

How long is FAI 55 and Frs over Shop Creek Trib?

The structure is 37 ft (11.2 m) long with a longest span of 18 ft (5.5 m).

Who owns FAI 55 and Frs over Shop Creek Trib?

It is owned by the State Highway Agency.