US Bridges

Il 132 over Des Plaines River

Fair

Lake County, Illinois · 0.2 M E of Il 21 · Structure no. 049006200000000

Built
1957
68 years old, rebuilt 2014
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
131 ft
3 main spans
Daily traffic
22,800
2023 count
Owner
State
State Highway Agency

About this bridge

Il 132 over Des Plaines River is a prestressed concrete box beam or girders - multiple carrying Il 132 over Des Plaines River in Lake County, Illinois. It was built in 1957 and reconstructed in 2014, so it is 68 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 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 22,800 vehicles a day, roughly 2% of them trucks, projected to reach 21,715 by 2046. The structure is 131 ft (40 m) long and 76 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesIl 132
CrossesDes Plaines River
Location0.2 M E of Il 21
RouteState Highway 132
CountyLake County
StateIllinois
Coordinates42.37217, -87.92208
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating77.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length131 ft (40 m)
Longest span44 ft (13.4 m)
Deck width76 ft (23.2 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,800 (2023)
Projected traffic21,715 by 2046
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$980,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Il 132 over Des Plaines River built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2014.

What condition is Il 132 over Des Plaines River 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 February 2025.

How much traffic does Il 132 over Des Plaines River carry?

About 22,800 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Il 132 over Des Plaines River?

The structure is 131 ft (40 m) long with a longest span of 44 ft (13.4 m) and a deck 76 ft wide.

Who owns Il 132 over Des Plaines River?

It is owned by the State Highway Agency.