US Bridges

Chicago RD/MS0025 over Br W Aux Sable CR

Fair

Kendall County, Illinois · 0.88 MI SW of Ch 8 · Structure no. 047306700000000

Built
1910
115 years old
Condition
Fair
inspected November 2023
Type
Channel Beam
Concrete
Length
34 ft
1 main span
Daily traffic
75
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Chicago RD/MS0025 over Br W Aux Sable CR is a concrete channel beam carrying Chicago RD/MS0025 over Br W Aux Sable CR in Kendall County, Illinois. It was built in 1910, so it is 115 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 75 vehicles a day, projected to reach 100 by 2046. The structure is 34 ft (10.4 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesChicago RD/MS0025
CrossesBr W Aux Sable CR
Location0.88 MI SW of Ch 8
RouteCity Street 0
CountyKendall County
StateIllinois
Coordinates41.52644, -88.39911
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating26.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span30 ft (9.1 m)
Deck width23 ft (6.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic100 by 2046
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 Chicago RD/MS0025 over Br W Aux Sable CR built?

It was built in 1910, making it 115 years old in 2025.

What condition is Chicago RD/MS0025 over Br W Aux Sable CR 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 November 2023.

How much traffic does Chicago RD/MS0025 over Br W Aux Sable CR carry?

About 75 vehicles per day (2024 count).

How long is Chicago RD/MS0025 over Br W Aux Sable CR?

The structure is 34 ft (10.4 m) long with a longest span of 30 ft (9.1 m) and a deck 23 ft wide.

Who owns Chicago RD/MS0025 over Br W Aux Sable CR?

It is owned by the City or Municipal Highway Agency.