US Bridges

Ill 64 over Stream

Fair

Carroll County, Illinois · 2.6 MI W JCT Ill 78 · Structure no. 008201900000000

Built
2008
17 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
3,100
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 64 over Stream is a concrete culvert carrying Ill 64 over Stream in Carroll County, Illinois. It was built in 2008, so it is 17 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 3,100 vehicles a day, roughly 15% of them trucks, projected to reach 3,283 by 2046. The structure is 36 ft (11 m) long. If it were closed, the detour would be 47.8 mi (77 km).

Location

Open in Google Maps
CarriesIll 64
CrossesStream
Location2.6 MI W JCT Ill 78
RouteU.S. Route 52
CountyCarroll County
StateIllinois
Coordinates42.08069, -90.02552
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2023)
Projected traffic3,283 by 2046
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 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 64 over Stream built?

It was built in 2008, making it 17 years old in 2025.

What condition is Ill 64 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 July 2024.

How much traffic does Ill 64 over Stream carry?

About 3,100 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Ill 64 over Stream?

The structure is 36 ft (11 m) long with a longest span of 12 ft (3.7 m).

Who owns Ill 64 over Stream?

It is owned by the State Highway Agency.