US Bridges

Garfield Av(fau 73 over Il 121(FAP 320)

Poor

Macon County, Illinois · 1.54 MI E of US 51 · Structure no. 058600100000000

Built
1965
60 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
138 ft
3 main spans
Daily traffic
5,100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Garfield Av(fau 73 over Il 121(FAP 320) is a steel stringer/multi-beam or girder carrying Garfield Av(fau 73 over Il 121(FAP 320) in Macon County, Illinois. It was built in 1965, so it is 60 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 5,100 vehicles a day, roughly 7% of them trucks, projected to reach 5,151 by 2046. The structure is 138 ft (42.2 m) long and 51 ft wide.

Location

Open in Google Maps
CarriesGarfield Av(fau 73
CrossesIl 121(FAP 320)
Location1.54 MI E of US 51
CountyMacon County
StateIllinois
Coordinates39.86281, -88.92679
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.2 m)
Longest span67 ft (20.4 m)
Deck width51 ft (15.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,100 (2020)
Projected traffic5,151 by 2046
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Garfield Av(fau 73 over Il 121(FAP 320) built?

It was built in 1965, making it 60 years old in 2025.

What condition is Garfield Av(fau 73 over Il 121(FAP 320) in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Garfield Av(fau 73 over Il 121(FAP 320) carry?

About 5,100 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Garfield Av(fau 73 over Il 121(FAP 320)?

The structure is 138 ft (42.2 m) long with a longest span of 67 ft (20.4 m) and a deck 51 ft wide.

Who owns Garfield Av(fau 73 over Il 121(FAP 320)?

It is owned by the City or Municipal Highway Agency.