US Bridges

I-94 NB over Cmsp & P RR

Fair

Lake County, Illinois · I94 2M S of Ill 137 · Structure no. 049992400000000

Built
1958
67 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
179 ft
3 main spans
Daily traffic
67,600
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-94 NB over Cmsp & P RR is a prestressed concrete stringer/multi-beam or girder carrying I-94 NB over Cmsp & P RR in Lake County, Illinois. It was built in 1958, so it is 67 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 67,600 vehicles a day, roughly 21% of them trucks, projected to reach 58,580 by 2046. The structure is 179 ft (54.6 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-94 NB
CrossesCmsp & P RR
LocationI94 2M S of Ill 137
RouteInterstate 94
CountyLake County
StateIllinois
Coordinates42.28489, -87.90888
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating49.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length179 ft (54.6 m)
Longest span58 ft (17.7 m)
Deck width39 ft (12 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67,600 (2022)
Projected traffic58,580 by 2046
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-94 NB over Cmsp & P RR built?

It was built in 1958, making it 67 years old in 2025.

What condition is I-94 NB over Cmsp & P RR 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 2023.

How much traffic does I-94 NB over Cmsp & P RR carry?

About 67,600 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is I-94 NB over Cmsp & P RR?

The structure is 179 ft (54.6 m) long with a longest span of 58 ft (17.7 m) and a deck 39 ft wide.

Who owns I-94 NB over Cmsp & P RR?

It is owned by the State Toll Authority.