US Bridges

FAS 648(CH 16) over Mud Creek

Fair

Shelby County, Illinois · 2.8 MI NW Henton · Structure no. 087500900000000

Built
1939
86 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
325
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 648(CH 16) over Mud Creek is a concrete culvert carrying FAS 648(CH 16) over Mud Creek in Shelby County, Illinois. It was built in 1939, so it is 86 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 325 vehicles a day, roughly 8% of them trucks, projected to reach 303 by 2046. The structure is 41 ft (12.4 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAS 648(CH 16)
CrossesMud Creek
Location2.8 MI NW Henton
RouteCounty Highway 0
Coordinates39.47896, -88.95554
Functional classRural Major 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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length41 ft (12.4 m)
Longest span12 ft (3.7 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2024)
Projected traffic303 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 FAS 648(CH 16) over Mud Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is FAS 648(CH 16) over Mud Creek 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 FAS 648(CH 16) over Mud Creek carry?

About 325 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is FAS 648(CH 16) over Mud Creek?

The structure is 41 ft (12.4 m) long with a longest span of 12 ft (3.7 m) and a deck 23 ft wide.

Who owns FAS 648(CH 16) over Mud Creek?

It is owned by the County Highway Agency.