US Bridges

FAS 909 (unmarked) over Ditch

Good

Williamson County, Illinois · 0.27 MI W of Marion · Structure no. 100201200000000

Built
1993
32 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
5,700
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAS 909 (unmarked) over Ditch is a concrete culvert carrying FAS 909 (unmarked) over Ditch in Williamson County, Illinois. It was built in 1993, so it is 32 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 5,700 vehicles a day, roughly 8% of them trucks, projected to reach 5,757 by 2046. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFAS 909 (unmarked)
CrossesDitch
Location0.27 MI W of Marion
Coordinates37.73026, -88.99353
Functional classUrban 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 inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2021)
Projected traffic5,757 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 FAS 909 (unmarked) over Ditch built?

It was built in 1993, making it 32 years old in 2025.

What condition is FAS 909 (unmarked) over Ditch 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 April 2023.

How much traffic does FAS 909 (unmarked) over Ditch carry?

About 5,700 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is FAS 909 (unmarked) over Ditch?

The structure is 27 ft (8.1 m) long with a longest span of 11 ft (3.5 m).

Who owns FAS 909 (unmarked) over Ditch?

It is owned by the City or Municipal Highway Agency.