US Bridges

Ill 23 FAP 68 over Indian CR

Fair

LaSalle County, Illinois · 2.63 MI N of US 52 · Structure no. 050015900000000

Built
1972
53 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
153 ft
3 main spans
Daily traffic
1,700
2021 count
Owner
State
State Highway Agency

About this bridge

Ill 23 FAP 68 over Indian CR is a steel continuous stringer/multi-beam or girder carrying Ill 23 FAP 68 over Indian CR in LaSalle 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 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 1,700 vehicles a day, roughly 13% of them trucks, projected to reach 1,717 by 2046. The structure is 153 ft (46.6 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesIll 23 FAP 68
CrossesIndian CR
Location2.63 MI N of US 52
RouteState Highway 23
Coordinates41.52349, -88.81626
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70.8 US tons
Inventory rating42.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length153 ft (46.6 m)
Longest span55 ft (16.8 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2021)
Projected traffic1,717 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ill 23 FAP 68 over Indian CR built?

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

What condition is Ill 23 FAP 68 over Indian 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 February 2023.

How much traffic does Ill 23 FAP 68 over Indian CR carry?

About 1,700 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is Ill 23 FAP 68 over Indian CR?

The structure is 153 ft (46.6 m) long with a longest span of 55 ft (16.8 m) and a deck 46 ft wide.

Who owns Ill 23 FAP 68 over Indian CR?

It is owned by the State Highway Agency.