US Bridges

Ill 13 over Stream

Good

Williamson County, Illinois · East Corporate Limits of · Structure no. 100200500000000

Built
1962
63 years old, rebuilt 1995
Condition
Good
inspected January 2025
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
14,400
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 13 over Stream is a concrete continuous culvert carrying Ill 13 over Stream in Williamson County, Illinois. It was built in 1962 and reconstructed in 1995, so it is 63 years old, older 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 14,400 vehicles a day, roughly 10% of them trucks, projected to reach 15,000 by 2046. The structure is 32 ft (9.7 m) long and 144 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesIll 13
CrossesStream
LocationEast Corporate Limits of
RouteState Highway 13
Coordinates37.73988, -88.90796
Functional classUrban Other Principal 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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.7 m)
Longest span10 ft (3.1 m)
Deck width144 ft (44 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,400 (2023)
Projected traffic15,000 by 2046
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 13 over Stream built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1995.

What condition is Ill 13 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 January 2025.

How much traffic does Ill 13 over Stream carry?

About 14,400 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Ill 13 over Stream?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3.1 m) and a deck 144 ft wide.

Who owns Ill 13 over Stream?

It is owned by the State Highway Agency.