US Bridges

Caroline ST over Bnsd Outfall Sewer

Fair

McLean County, Illinois · 0.5 MI Ese 74 & 150 · Structure no. 057632300000000

Built
1925
100 years old, rebuilt 1987
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
29 ft
3 main spans
Daily traffic
2,100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Caroline ST over Bnsd Outfall Sewer is a concrete continuous culvert carrying Caroline ST over Bnsd Outfall Sewer in McLean County, Illinois. It was built in 1925 and reconstructed in 1987, so it is 100 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 2,100 vehicles a day, roughly 19% of them trucks, projected to reach 2,121 by 2046. The structure is 29 ft (8.8 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCaroline ST
CrossesBnsd Outfall Sewer
Location0.5 MI Ese 74 & 150
RouteCity Street 0
CountyMcLean County
StateIllinois
Coordinates40.48056, -89.01857
Functional classUrban Local

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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span9 ft (2.7 m)
Deck width39 ft (11.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2020)
Projected traffic2,121 by 2046
Trucks19%
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

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 Caroline ST over Bnsd Outfall Sewer built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1987.

What condition is Caroline ST over Bnsd Outfall Sewer 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 July 2024.

How much traffic does Caroline ST over Bnsd Outfall Sewer carry?

About 2,100 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is Caroline ST over Bnsd Outfall Sewer?

The structure is 29 ft (8.8 m) long with a longest span of 9 ft (2.7 m) and a deck 39 ft wide.

Who owns Caroline ST over Bnsd Outfall Sewer?

It is owned by the City or Municipal Highway Agency.