US Bridges

TR 86 Ashley RD over Aux Sable Creek

Good

Kendall County, Illinois · 0.15 MI N of US 52 · Structure no. 047315700000000

Built
2001
24 years old
Condition
Good
inspected August 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
250
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 86 Ashley RD over Aux Sable Creek is a prestressed concrete box beam or girders - multiple carrying TR 86 Ashley RD over Aux Sable Creek in Kendall County, Illinois. It was built in 2001, so it is 24 years old, younger 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 250 vehicles a day, roughly 26% of them trucks, projected to reach 432 by 2046. The structure is 49 ft (14.8 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 86 Ashley RD
CrossesAux Sable Creek
Location0.15 MI N of US 52
RouteCounty Highway 0
Coordinates41.51393, -88.40478
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length49 ft (14.8 m)
Longest span46 ft (14 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2024)
Projected traffic432 by 2046
Trucks26%
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

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 TR 86 Ashley RD over Aux Sable Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is TR 86 Ashley RD over Aux Sable 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 August 2022.

How much traffic does TR 86 Ashley RD over Aux Sable Creek carry?

About 250 vehicles per day (2024 count), of which roughly 26% are trucks.

How long is TR 86 Ashley RD over Aux Sable Creek?

The structure is 49 ft (14.8 m) long with a longest span of 46 ft (14 m) and a deck 30 ft wide.

Who owns TR 86 Ashley RD over Aux Sable Creek?

It is owned by the Town or Township Highway Agency.