US Bridges

Gardner Rd/Fas 292 over Johnny Run

Poor

Grundy County, Illinois · .36 MI W-Buffalo RD · Structure no. 032541600000000

Built
1992
33 years old
Condition
Poor
inspected October 2024
Type
Channel Beam
Concrete
Length
88 ft
3 main spans
Daily traffic
900
2024 count
Owner
County
County Highway Agency

About this bridge

Gardner Rd/Fas 292 over Johnny Run is a concrete channel beam carrying Gardner Rd/Fas 292 over Johnny Run in Grundy County, Illinois. It was built in 1992, so it is 33 years old, younger 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 3 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 900 vehicles a day, roughly 28% of them trucks, projected to reach 960 by 2046. The structure is 88 ft (26.8 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGardner Rd/Fas 292
CrossesJohnny Run
Location.36 MI W-Buffalo RD
RouteCounty Highway 0
CountyGrundy County
StateIllinois
Coordinates41.18109, -88.51722
Functional classRural Major Collector

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
Deck7 GoodSome minor problems.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length88 ft (26.8 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2024)
Projected traffic960 by 2046
Trucks28%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Gardner Rd/Fas 292 over Johnny Run built?

It was built in 1992, making it 33 years old in 2025.

What condition is Gardner Rd/Fas 292 over Johnny Run 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 October 2024.

How much traffic does Gardner Rd/Fas 292 over Johnny Run carry?

About 900 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is Gardner Rd/Fas 292 over Johnny Run?

The structure is 88 ft (26.8 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns Gardner Rd/Fas 292 over Johnny Run?

It is owned by the County Highway Agency.