US Bridges

Ill 54 over Stream

Fair

McLean County, Illinois · 4.25 M N of US 136 · Structure no. 057008500000000

Built
1934
91 years old, rebuilt 1991
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
900
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 54 over Stream is a concrete slab carrying Ill 54 over Stream in McLean County, Illinois. It was built in 1934 and reconstructed in 1991, so it is 91 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 900 vehicles a day, roughly 27% of them trucks, projected to reach 783 by 2046. The structure is 28 ft (8.6 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIll 54
CrossesStream
Location4.25 M N of US 136
RouteState Highway 54
Coordinates40.35171, -88.51142
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating55.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length28 ft (8.6 m)
Longest span27 ft (8.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2023)
Projected traffic783 by 2046
Trucks27%
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

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 54 over Stream built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1991.

What condition is Ill 54 over Stream 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 March 2024.

How much traffic does Ill 54 over Stream carry?

About 900 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is Ill 54 over Stream?

The structure is 28 ft (8.6 m) long with a longest span of 27 ft (8.2 m) and a deck 43 ft wide.

Who owns Ill 54 over Stream?

It is owned by the State Highway Agency.