US Bridges

TR 221 Crossroads over Clifty Creek

Good

Johnson County, Illinois · 5 MI SE of Vienna · Structure no. 044312500000000

Built
1999
26 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
92 ft
2 main spans
Daily traffic
75
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 221 Crossroads over Clifty Creek is a prestressed concrete stringer/multi-beam or girder carrying TR 221 Crossroads over Clifty Creek in Johnson County, Illinois. It was built in 1999, so it is 26 years old, younger 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 75 vehicles a day, roughly 25% of them trucks, projected to reach 79 by 2046. The structure is 92 ft (28.1 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTR 221 Crossroads
CrossesClifty Creek
Location5 MI SE of Vienna
RouteCounty Highway 0
Coordinates37.34906, -88.82191
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length92 ft (28.1 m)
Longest span60 ft (18.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2021)
Projected traffic79 by 2046
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 221 Crossroads over Clifty Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is TR 221 Crossroads over Clifty Creek 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 January 2024.

How much traffic does TR 221 Crossroads over Clifty Creek carry?

About 75 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is TR 221 Crossroads over Clifty Creek?

The structure is 92 ft (28.1 m) long with a longest span of 60 ft (18.4 m) and a deck 24 ft wide.

Who owns TR 221 Crossroads over Clifty Creek?

It is owned by the Town or Township Highway Agency.