US Bridges

Il 140 over Indian Creek

Fair

Madison County, Illinois · 1.6MI W of Il 159 · Structure no. 060009500000000

Built
1928
97 years old, rebuilt 1953
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
81 ft
2 main spans
Daily traffic
6,000
2023 count
Owner
State
State Highway Agency

About this bridge

Il 140 over Indian Creek is a concrete continuous slab carrying Il 140 over Indian Creek in Madison County, Illinois. It was built in 1928 and reconstructed in 1953, so it is 97 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 5 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 6,000 vehicles a day, roughly 12% of them trucks, projected to reach 5,939 by 2046. The structure is 81 ft (24.8 m) long and 34 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesIl 140
CrossesIndian Creek
Location1.6MI W of Il 159
RouteState Highway 140
CountyMadison County
StateIllinois
Coordinates38.89611, -89.99694
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length81 ft (24.8 m)
Longest span40 ft (12.2 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2023)
Projected traffic5,939 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$217,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Il 140 over Indian Creek built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1953.

What condition is Il 140 over Indian 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 April 2024.

How much traffic does Il 140 over Indian Creek carry?

About 6,000 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Il 140 over Indian Creek?

The structure is 81 ft (24.8 m) long with a longest span of 40 ft (12.2 m) and a deck 34 ft wide.

Who owns Il 140 over Indian Creek?

It is owned by the State Highway Agency.