US Bridges

Ill 116 over Turtle Creek

Good

Livingston County, Illinois · 1.08 M E of I-55 · Structure no. 053006600000000

Built
1941
84 years old, rebuilt 1984
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
58 ft
2 main spans
Daily traffic
12,300
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 116 over Turtle Creek is a concrete continuous slab carrying Ill 116 over Turtle Creek in Livingston County, Illinois. It was built in 1941 and reconstructed in 1984, so it is 84 years old, older 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 12,300 vehicles a day, roughly 3% of them trucks, projected to reach 13,029 by 2046. The structure is 58 ft (17.6 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIll 116
CrossesTurtle Creek
Location1.08 M E of I-55
RouteState Highway 116
Coordinates40.87367, -88.65059
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length58 ft (17.6 m)
Longest span27 ft (8.3 m)
Deck width68 ft (20.7 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,300 (2023)
Projected traffic13,029 by 2046
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 Ill 116 over Turtle Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1984.

What condition is Ill 116 over Turtle 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 February 2023.

How much traffic does Ill 116 over Turtle Creek carry?

About 12,300 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Ill 116 over Turtle Creek?

The structure is 58 ft (17.6 m) long with a longest span of 27 ft (8.3 m) and a deck 68 ft wide.

Who owns Ill 116 over Turtle Creek?

It is owned by the State Highway Agency.