US Bridges

Ill 89 over Stream

Good

Marshall County, Illinois · 4.28 MI S of Ill 18 · Structure no. 062201700000000

Built
2001
24 years old
Condition
Good
inspected March 2021
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
2,050
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 89 over Stream is a concrete continuous culvert carrying Ill 89 over Stream in Marshall County, Illinois. It was built in 2001, so it is 24 years old, younger 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 2,050 vehicles a day, roughly 17% of them trucks, projected to reach 1,970 by 2046. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIll 89
CrossesStream
Location4.28 MI S of Ill 18
RouteState Highway 89
Coordinates41.05871, -89.21816
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating46.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span13 ft (4.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,050 (2023)
Projected traffic1,970 by 2046
Trucks17%
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 89 over Stream built?

It was built in 2001, making it 24 years old in 2025.

What condition is Ill 89 over Stream 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 March 2021.

How much traffic does Ill 89 over Stream carry?

About 2,050 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Ill 89 over Stream?

The structure is 29 ft (8.8 m) long with a longest span of 13 ft (4.1 m).

Who owns Ill 89 over Stream?

It is owned by the State Highway Agency.