US Bridges

TR 106 over Creek

Fair

Cass County, Illinois · 2 MI Nnw Virginia · Structure no. 009525000000000

Built
1957
68 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
200
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 106 over Creek is a concrete continuous culvert carrying TR 106 over Creek in Cass County, Illinois. It was built in 1957, so it is 68 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 200 vehicles a day, roughly 18% of them trucks, projected to reach 227 by 2046. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesTR 106
CrossesCreek
Location2 MI Nnw Virginia
RouteCounty Highway 0
CountyCass County
StateIllinois
Coordinates39.97575, -90.22578
Functional classRural Local

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating21.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 15
Structure length28 ft (8.5 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic227 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 106 over Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is TR 106 over Creek 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 January 2023.

How much traffic does TR 106 over Creek carry?

About 200 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is TR 106 over Creek?

The structure is 28 ft (8.5 m) long with a longest span of 14 ft (4.3 m).

Who owns TR 106 over Creek?

It is owned by the Town or Township Highway Agency.