US Bridges

US 30 over Stream

Good

Lee County, Illinois · 1.3 Mi. E. of US 52 · Structure no. 052201400000000

Built
1992
33 years old
Condition
Good
inspected February 2022
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 30 over Stream is a concrete culvert carrying US 30 over Stream in Lee County, Illinois. It was built in 1992, so it is 33 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 1,400 vehicles a day, roughly 21% of them trucks, projected to reach 1,616 by 2046. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS 30
CrossesStream
Location1.3 Mi. E. of US 52
RouteU.S. Route 30
Coordinates41.75794, -89.30289
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 inspectionFebruary 2022
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 rating78.6 US tons
Inventory rating46.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.7 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 traffic1,400 (2023)
Projected traffic1,616 by 2046
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 US 30 over Stream built?

It was built in 1992, making it 33 years old in 2025.

What condition is US 30 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 February 2022.

How much traffic does US 30 over Stream carry?

About 1,400 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is US 30 over Stream?

The structure is 25 ft (7.7 m) long with a longest span of 12 ft (3.7 m).

Who owns US 30 over Stream?

It is owned by the State Highway Agency.