US Bridges

Ch 33 over Unamed CR

Fair

Kankakee County, Illinois · 4.07 MI S of Momence · Structure no. 046302400000000

Built
1961
64 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
68 ft
3 main spans
Daily traffic
250
2021 count
Owner
County
County Highway Agency

About this bridge

Ch 33 over Unamed CR is a concrete continuous slab carrying Ch 33 over Unamed CR in Kankakee County, Illinois. It was built in 1961, so it is 64 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 250 vehicles a day, roughly 8% of them trucks, projected to reach 255 by 2046. The structure is 68 ft (20.7 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCh 33
CrossesUnamed CR
Location4.07 MI S of Momence
RouteCounty Highway 0
CountyKankakee County
StateIllinois
Coordinates41.1016, -87.67617
Functional classRural Minor 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 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 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 rating50.4 US tons
Inventory rating30.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length68 ft (20.7 m)
Longest span25 ft (7.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2021)
Projected traffic255 by 2046
Trucks8%
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

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 Ch 33 over Unamed CR built?

It was built in 1961, making it 64 years old in 2025.

What condition is Ch 33 over Unamed 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 July 2024.

How much traffic does Ch 33 over Unamed CR carry?

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

How long is Ch 33 over Unamed CR?

The structure is 68 ft (20.7 m) long with a longest span of 25 ft (7.6 m) and a deck 26 ft wide.

Who owns Ch 33 over Unamed CR?

It is owned by the County Highway Agency.