US Bridges

Sherrill RD over Aux Sable Creek

Fair

Kendall County, Illinois · 0.5 MI W of Obrien · Structure no. 047313900000000

Built
1995
30 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
1,000
2024 count
Owner
County
County Highway Agency

About this bridge

Sherrill RD over Aux Sable Creek is a prestressed concrete box beam or girders - multiple carrying Sherrill RD over Aux Sable Creek in Kendall County, Illinois. It was built in 1995, so it is 30 years old, younger 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 6 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 1,000 vehicles a day, roughly 36% of them trucks, projected to reach 599 by 2046. The structure is 31 ft (9.5 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSherrill RD
CrossesAux Sable Creek
Location0.5 MI W of Obrien
RouteCounty Highway 0
Coordinates41.46083, -88.33787
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating56.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span29 ft (8.8 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2024)
Projected traffic599 by 2046
Trucks36%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Sherrill RD over Aux Sable Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Sherrill RD over Aux Sable 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 December 2023.

How much traffic does Sherrill RD over Aux Sable Creek carry?

About 1,000 vehicles per day (2024 count), of which roughly 36% are trucks.

How long is Sherrill RD over Aux Sable Creek?

The structure is 31 ft (9.5 m) long with a longest span of 29 ft (8.8 m) and a deck 30 ft wide.

Who owns Sherrill RD over Aux Sable Creek?

It is owned by the County Highway Agency.