US Bridges

Bunkum Rd/ FAU 916 over Ditch

Fair

St. Clair County, Illinois · 0.25MI W Ill 157 · Structure no. 082300100000000

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
44 ft
2 main spans
Daily traffic
4,050
2023 count
Owner
County
County Highway Agency

About this bridge

Bunkum Rd/ FAU 916 over Ditch is a concrete culvert carrying Bunkum Rd/ FAU 916 over Ditch in St. Clair County, Illinois. It was built in 1960, so it is 65 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 4,050 vehicles a day, roughly 17% of them trucks, projected to reach 1,919 by 2046. The structure is 44 ft (13.3 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesBunkum Rd/ FAU 916
CrossesDitch
Location0.25MI W Ill 157
CountySt. Clair County
StateIllinois
Coordinates38.62229, -90.0467
Functional classUrban Collector

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 inspectionMarch 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating22.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length44 ft (13.3 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,050 (2023)
Projected traffic1,919 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Bunkum Rd/ FAU 916 over Ditch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Bunkum Rd/ FAU 916 over 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 March 2024.

How much traffic does Bunkum Rd/ FAU 916 over Ditch carry?

About 4,050 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Bunkum Rd/ FAU 916 over Ditch?

The structure is 44 ft (13.3 m) long with a longest span of 21 ft (6.4 m).

Who owns Bunkum Rd/ FAU 916 over Ditch?

It is owned by the County Highway Agency.