US Bridges

Il 161 - FAP 805 over Trib to Raccoon Crk

Fair

Marion County, Illinois · 4.5 MI E Centralia · Structure no. 061202000000000

Built
1974
51 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
5,150
2023 count
Owner
State
State Highway Agency

About this bridge

Il 161 - FAP 805 over Trib to Raccoon Crk is a concrete culvert carrying Il 161 - FAP 805 over Trib to Raccoon Crk in Marion County, Illinois. It was built in 1974, so it is 51 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.

It carries about 5,150 vehicles a day, roughly 6% of them trucks, projected to reach 5,959 by 2046. The structure is 26 ft (8 m) long. If it were closed, the detour would be 21.7 mi (35 km).

Location

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CarriesIl 161 - FAP 805
CrossesTrib to Raccoon Crk
Location4.5 MI E Centralia
RouteState Highway 161
CountyMarion County
StateIllinois
Coordinates38.51849, -89.02648
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating66.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (8 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 traffic5,150 (2023)
Projected traffic5,959 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 Il 161 - FAP 805 over Trib to Raccoon Crk built?

It was built in 1974, making it 51 years old in 2025.

What condition is Il 161 - FAP 805 over Trib to Raccoon Crk 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 April 2023.

How much traffic does Il 161 - FAP 805 over Trib to Raccoon Crk carry?

About 5,150 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Il 161 - FAP 805 over Trib to Raccoon Crk?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.7 m).

Who owns Il 161 - FAP 805 over Trib to Raccoon Crk?

It is owned by the State Highway Agency.