US Bridges

TR-74A Verona Road over Murray Sluice

Fair

Grundy County, Illinois · 0.53M S. Gardner RD · Structure no. 032542600000000

Built
1989
36 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
92 ft
3 main spans
Daily traffic
150
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-74A Verona Road over Murray Sluice is a concrete channel beam carrying TR-74A Verona Road over Murray Sluice in Grundy County, Illinois. It was built in 1989, so it is 36 years old, younger 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 92 ft (28.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTR-74A Verona Road
CrossesMurray Sluice
Location0.53M S. Gardner RD
RouteCounty Highway 0
CountyGrundy County
StateIllinois
Coordinates41.17367, -88.4911
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 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 alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating36.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length92 ft (28.1 m)
Longest span29 ft (8.9 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.8 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 closed1.9 mi (3 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 TR-74A Verona Road over Murray Sluice built?

It was built in 1989, making it 36 years old in 2025.

What condition is TR-74A Verona Road over Murray Sluice 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 TR-74A Verona Road over Murray Sluice carry?

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

How long is TR-74A Verona Road over Murray Sluice?

The structure is 92 ft (28.1 m) long with a longest span of 29 ft (8.9 m) and a deck 26 ft wide.

Who owns TR-74A Verona Road over Murray Sluice?

It is owned by the Town or Township Highway Agency.