US Bridges

Brookside AV/FAU86 over Sewer Creek

Good

Clinton County, Illinois · Brookside Ave · Structure no. 014500100000000

Built
1977
48 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
2,400
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Brookside AV/FAU86 over Sewer Creek is a concrete continuous culvert carrying Brookside AV/FAU86 over Sewer Creek in Clinton County, Illinois. It was built in 1977, so it is 48 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,400 vehicles a day, roughly 6% of them trucks, projected to reach 2,640 by 2046. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBrookside AV/FAU86
CrossesSewer Creek
LocationBrookside Ave
Coordinates38.52007, -89.14806
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.6 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2020)
Projected traffic2,640 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Brookside AV/FAU86 over Sewer Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Brookside AV/FAU86 over Sewer Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Brookside AV/FAU86 over Sewer Creek carry?

About 2,400 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Brookside AV/FAU86 over Sewer Creek?

The structure is 31 ft (9.6 m) long with a longest span of 14 ft (4.3 m).

Who owns Brookside AV/FAU86 over Sewer Creek?

It is owned by the Town or Township Highway Agency.