US Bridges

Verona RD TR-74A over Johnny Run

Fair

Grundy County, Illinois · .16 MI S Burkhart RD · Structure no. 032541100000000

Built
1977
48 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
78 ft
2 main spans
Daily traffic
150
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Verona RD TR-74A over Johnny Run is a prestressed concrete box beam or girders - multiple carrying Verona RD TR-74A over Johnny Run in Grundy County, Illinois. It was built in 1977, so it is 48 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 150 vehicles a day, roughly 31% of them trucks, projected to reach 270 by 2046. The structure is 78 ft (23.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesVerona RD TR-74A
CrossesJohnny Run
Location.16 MI S Burkhart RD
RouteCounty Highway 0
CountyGrundy County
StateIllinois
Coordinates41.19344, -88.49159
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.6 US tons
Inventory rating38.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span38 ft (11.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic270 by 2046
Trucks31%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Verona RD TR-74A over Johnny Run built?

It was built in 1977, making it 48 years old in 2025.

What condition is Verona RD TR-74A over Johnny Run 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 October 2024.

How much traffic does Verona RD TR-74A over Johnny Run carry?

About 150 vehicles per day (2024 count), of which roughly 31% are trucks.

How long is Verona RD TR-74A over Johnny Run?

The structure is 78 ft (23.8 m) long with a longest span of 38 ft (11.6 m) and a deck 26 ft wide.

Who owns Verona RD TR-74A over Johnny Run?

It is owned by the Town or Township Highway Agency.