US Bridges

Ill 13 over Stream E of Marion

Fair

Williamson County, Illinois · 0.5 MI E of Marion · Structure no. 100200000000000

Built
1962
63 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
33 ft
3 main spans
Daily traffic
13,800
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 13 over Stream E of Marion is a concrete continuous culvert carrying Ill 13 over Stream E of Marion in Williamson County, Illinois. It was built in 1962, 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 fair condition with a lowest component rating of 5 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 13,800 vehicles a day, roughly 6% of them trucks, projected to reach 12,322 by 2046. The structure is 33 ft (10 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesIll 13
CrossesStream E of Marion
Location0.5 MI E of Marion
RouteState Highway 13
Coordinates37.73096, -88.88682
Functional classRural Principal Arterial - Other

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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.2 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,800 (2023)
Projected traffic12,322 by 2046
Trucks6%
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 E of Marion built?

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

What condition is Ill 13 over Stream E of Marion 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 January 2024.

How much traffic does Ill 13 over Stream E of Marion carry?

About 13,800 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Ill 13 over Stream E of Marion?

The structure is 33 ft (10 m) long with a longest span of 12 ft (3.6 m).

Who owns Ill 13 over Stream E of Marion?

It is owned by the State Highway Agency.