US Bridges

Plum Grove RD over Il 390 Elgin-Ohare

Fair

Cook County, Illinois · 1.4 M W I-290 · Structure no. 016256200000000

Built
1991
34 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
251 ft
2 main spans
Daily traffic
2,650
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Plum Grove RD over Il 390 Elgin-Ohare is a steel continuous stringer/multi-beam or girder carrying Plum Grove RD over Il 390 Elgin-Ohare in Cook County, Illinois. It was built in 1991, so it is 34 years old, younger 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 2,650 vehicles a day, roughly 9% of them trucks, projected to reach 8,282 by 2046. The structure is 251 ft (76.4 m) long and 69 ft wide.

Location

Open in Google Maps
CarriesPlum Grove RD
CrossesIl 390 Elgin-Ohare
Location1.4 M W I-290
CountyCook County
StateIllinois
Coordinates41.99194, -88.06086
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.1 US tons
Inventory rating58.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadUnknown
Structure length251 ft (76.4 m)
Longest span106 ft (32.3 m)
Deck width69 ft (21 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,650 (2024)
Projected traffic8,282 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Plum Grove RD over Il 390 Elgin-Ohare built?

It was built in 1991, making it 34 years old in 2025.

What condition is Plum Grove RD over Il 390 Elgin-Ohare 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 August 2024.

How much traffic does Plum Grove RD over Il 390 Elgin-Ohare carry?

About 2,650 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Plum Grove RD over Il 390 Elgin-Ohare?

The structure is 251 ft (76.4 m) long with a longest span of 106 ft (32.3 m) and a deck 69 ft wide.

Who owns Plum Grove RD over Il 390 Elgin-Ohare?

It is owned by the State Toll Authority.