US Bridges

TR 110 over Unnamed Creek

Good

Greene County, Illinois · 5.2 MI SW Carrollton · Structure no. 031519200000000

Built
1996
29 years old
Condition
Good
inspected August 2022
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
50
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 110 over Unnamed Creek is a prestressed concrete slab carrying TR 110 over Unnamed Creek in Greene County, Illinois. It was built in 1996, so it is 29 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 50 vehicles a day, roughly 24% of them trucks, projected to reach 51 by 2046. The structure is 70 ft (21.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 110
CrossesUnnamed Creek
Location5.2 MI SW Carrollton
RouteCounty Highway 0
Coordinates39.23082, -90.44687
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span67 ft (20.5 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic51 by 2046
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 110 over Unnamed Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is TR 110 over Unnamed Creek 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 August 2022.

How much traffic does TR 110 over Unnamed Creek carry?

About 50 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is TR 110 over Unnamed Creek?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.5 m) and a deck 24 ft wide.

Who owns TR 110 over Unnamed Creek?

It is owned by the Town or Township Highway Agency.