US Bridges

Ill 9 over Sugar Creek

Fair

McLean County, Illinois · 0.48 MI E of FAI 55 · Structure no. 057019000000000

Built
1980
45 years old, rebuilt 2007
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
89 ft
3 main spans
Daily traffic
16,000
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 9 over Sugar Creek is a prestressed concrete box beam or girders - multiple carrying Ill 9 over Sugar Creek in McLean County, Illinois. It was built in 1980 and reconstructed in 2007, so it is 45 years old, younger 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 16,000 vehicles a day, roughly 14% of them trucks, projected to reach 14,443 by 2046. The structure is 89 ft (27.2 m) long and 75 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIll 9
CrossesSugar Creek
Location0.48 MI E of FAI 55
RouteU.S. Route 150
Coordinates40.48367, -89.01976
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating81.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length89 ft (27.2 m)
Longest span28 ft (8.4 m)
Deck width75 ft (22.9 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2023)
Projected traffic14,443 by 2046
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 9 over Sugar Creek built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2007.

What condition is Ill 9 over Sugar 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 February 2024.

How much traffic does Ill 9 over Sugar Creek carry?

About 16,000 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is Ill 9 over Sugar Creek?

The structure is 89 ft (27.2 m) long with a longest span of 28 ft (8.4 m) and a deck 75 ft wide.

Who owns Ill 9 over Sugar Creek?

It is owned by the State Highway Agency.