US Bridges

FAS 302 (ch 20) over Kankakee R

Fair

Kankakee County, Illinois · 4.46 MI NE Bonfield · Structure no. 046325800000000

Built
1970
55 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
720 ft
9 main spans
Daily traffic
5,250
2021 count
Owner
County
County Highway Agency

About this bridge

FAS 302 (ch 20) over Kankakee R is a steel continuous stringer/multi-beam or girder carrying FAS 302 (ch 20) over Kankakee R in Kankakee County, Illinois. It was built in 1970, so it is 55 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 5,250 vehicles a day, roughly 8% of them trucks, projected to reach 5,355 by 2046. The structure is 720 ft (219.5 m) long and 38 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesFAS 302 (ch 20)
CrossesKankakee R
Location4.46 MI NE Bonfield
RouteCounty Highway 0
CountyKankakee County
StateIllinois
Coordinates41.20931, -88.01192
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJune 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length720 ft (219.5 m)
Longest span88 ft (26.8 m)
Deck width38 ft (11.6 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,250 (2021)
Projected traffic5,355 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 FAS 302 (ch 20) over Kankakee R built?

It was built in 1970, making it 55 years old in 2025.

What condition is FAS 302 (ch 20) over Kankakee R 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 June 2024.

How much traffic does FAS 302 (ch 20) over Kankakee R carry?

About 5,250 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is FAS 302 (ch 20) over Kankakee R?

The structure is 720 ft (219.5 m) long with a longest span of 88 ft (26.8 m) and a deck 38 ft wide.

Who owns FAS 302 (ch 20) over Kankakee R?

It is owned by the County Highway Agency.