US Bridges

County Line RD over I-88 E.W.Toll RD

Fair

Kane County, Illinois · 0.6 MI N Harter RD · Structure no. 045995300000000

Built
1972
53 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
224 ft
2 main spans
Daily traffic
2,700
2023 count
Owner
County
County Highway Agency

About this bridge

County Line RD over I-88 E.W.Toll RD is a prestressed concrete stringer/multi-beam or girder carrying County Line RD over I-88 E.W.Toll RD in Kane County, Illinois. It was built in 1972, so it is 53 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 2,700 vehicles a day, roughly 13% of them trucks, projected to reach 3,416 by 2046. The structure is 224 ft (68.4 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesCounty Line RD
CrossesI-88 E.W.Toll RD
Location0.6 MI N Harter RD
RouteCounty Highway 0
CountyKane County
StateIllinois
Coordinates41.8731, -88.60167
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating38.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length224 ft (68.4 m)
Longest span80 ft (24.5 m)
Deck width46 ft (13.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2023)
Projected traffic3,416 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Line RD over I-88 E.W.Toll RD built?

It was built in 1972, making it 53 years old in 2025.

What condition is County Line RD over I-88 E.W.Toll RD 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 2023.

How much traffic does County Line RD over I-88 E.W.Toll RD carry?

About 2,700 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is County Line RD over I-88 E.W.Toll RD?

The structure is 224 ft (68.4 m) long with a longest span of 80 ft (24.5 m) and a deck 46 ft wide.

Who owns County Line RD over I-88 E.W.Toll RD?

It is owned by the County Highway Agency.