US Bridges

Il 17 WB over Baker Creek/Exline Sloug

Good

Kankakee County, Illinois · 2.27 M E of I-57 · Structure no. 046003600000000

Built
1964
61 years old, rebuilt 2020
Condition
Good
inspected February 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
117 ft
2 main spans
Daily traffic
11,900
2023 count
Owner
State
State Highway Agency

About this bridge

Il 17 WB over Baker Creek/Exline Sloug is a steel continuous stringer/multi-beam or girder carrying Il 17 WB over Baker Creek/Exline Sloug in Kankakee County, Illinois. It was built in 1964 and reconstructed in 2020, so it is 61 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,900 vehicles a day, roughly 15% of them trucks, projected to reach 5,865 by 2046. The structure is 117 ft (35.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIl 17 WB
CrossesBaker Creek/Exline Sloug
Location2.27 M E of I-57
RouteState Highway 17
Coordinates41.11906, -87.79199
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating63.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length117 ft (35.7 m)
Longest span55 ft (16.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,900 (2023)
Projected traffic5,865 by 2046
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Il 17 WB over Baker Creek/Exline Sloug built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2020.

What condition is Il 17 WB over Baker Creek/Exline Sloug 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 February 2022.

How much traffic does Il 17 WB over Baker Creek/Exline Sloug carry?

About 11,900 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Il 17 WB over Baker Creek/Exline Sloug?

The structure is 117 ft (35.7 m) long with a longest span of 55 ft (16.8 m) and a deck 43 ft wide.

Who owns Il 17 WB over Baker Creek/Exline Sloug?

It is owned by the State Highway Agency.