US Bridges

Cs 7000 Off FAS 90 over Drainage Ditch

FairPosted for load

Williamson County, Illinois · 0.7 M W Johnston Cit · Structure no. 100500200000000

Built
1956
69 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
800
2021 count
Owner
State
State Highway Agency

About this bridge

Cs 7000 Off FAS 90 over Drainage Ditch is a concrete continuous culvert carrying Cs 7000 Off FAS 90 over Drainage Ditch in Williamson County, Illinois. It was built in 1956, so it is 69 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 800 vehicles a day, roughly 23% of them trucks, projected to reach 808 by 2046. The structure is 26 ft (7.9 m) long and 25 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesCs 7000 Off FAS 90
CrossesDrainage Ditch
Location0.7 M W Johnston Cit
RouteCity Street 0
CountyWilliamson County
StateIllinois
Coordinates37.81757, -88.95589
Functional classRural Local

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.8 US tons
Inventory rating21.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 15
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2021)
Projected traffic808 by 2046
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$100,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cs 7000 Off FAS 90 over Drainage Ditch built?

It was built in 1956, making it 69 years old in 2025.

What condition is Cs 7000 Off FAS 90 over Drainage Ditch 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 November 2024.

How much traffic does Cs 7000 Off FAS 90 over Drainage Ditch carry?

About 800 vehicles per day (2021 count), of which roughly 23% are trucks.

How long is Cs 7000 Off FAS 90 over Drainage Ditch?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 25 ft wide.

Who owns Cs 7000 Off FAS 90 over Drainage Ditch?

It is owned by the State Highway Agency.