US Bridges

Perry Lane (FAS178 over FAI-57

Good

Marion County, Illinois · 4 MI S Kinmundy Int · Structure no. 061002500000000

Built
1968
57 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
229 ft
4 main spans
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

Perry Lane (FAS178 over FAI-57 is a steel continuous stringer/multi-beam or girder carrying Perry Lane (FAS178 over FAI-57 in Marion County, Illinois. It was built in 1968, so it is 57 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, roughly 11% of them trucks, projected to reach 1,035 by 2046. The structure is 229 ft (69.8 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesPerry Lane (FAS178
CrossesFAI-57
Location4 MI S Kinmundy Int
RouteCounty Highway 0
CountyMarion County
StateIllinois
Coordinates38.71099, -88.94179
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length229 ft (69.8 m)
Longest span70 ft (21.3 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic1,035 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Perry Lane (FAS178 over FAI-57 built?

It was built in 1968, making it 57 years old in 2025.

What condition is Perry Lane (FAS178 over FAI-57 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Perry Lane (FAS178 over FAI-57 carry?

About 1,400 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Perry Lane (FAS178 over FAI-57?

The structure is 229 ft (69.8 m) long with a longest span of 70 ft (21.3 m) and a deck 34 ft wide.

Who owns Perry Lane (FAS178 over FAI-57?

It is owned by the State Highway Agency.