US Bridges

FAU-7331 (walnut S over Ten Mile Creek

Poor

De Witt County, Illinois · NW Edge Clinton · Structure no. 020310000000000

Built
1974
51 years old
Condition
Poor
inspected December 2022
Type
Channel Beam
Concrete
Length
109 ft
3 main spans
Daily traffic
600
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU-7331 (walnut S over Ten Mile Creek is a concrete channel beam carrying FAU-7331 (walnut S over Ten Mile Creek in De Witt 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 600 vehicles a day, roughly 5% of them trucks, projected to reach 505 by 2046. The structure is 109 ft (33.3 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAU-7331 (walnut S
CrossesTen Mile Creek
LocationNW Edge Clinton
Coordinates40.15921, -88.9701
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58.2 US tons
Inventory rating34.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 15
Structure length109 ft (33.3 m)
Longest span35 ft (10.7 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2022)
Projected traffic505 by 2046
Trucks5%
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

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 FAU-7331 (walnut S over Ten Mile Creek built?

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

What condition is FAU-7331 (walnut S over Ten Mile Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2022.

How much traffic does FAU-7331 (walnut S over Ten Mile Creek carry?

About 600 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is FAU-7331 (walnut S over Ten Mile Creek?

The structure is 109 ft (33.3 m) long with a longest span of 35 ft (10.7 m) and a deck 26 ft wide.

Who owns FAU-7331 (walnut S over Ten Mile Creek?

It is owned by the City or Municipal Highway Agency.