US Bridges

TR 238 over Salt Creek

Good

De Witt County, Illinois · 2 MI S Parnell · Structure no. 020310600000000

Built
1976
49 years old
Condition
Good
inspected July 2020
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
371 ft
7 main spans
Daily traffic
200
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 238 over Salt Creek is a prestressed concrete box beam or girders - multiple carrying TR 238 over Salt Creek in De Witt County, Illinois. It was built in 1976, so it is 49 years old, older 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 200 vehicles a day, roughly 7% of them trucks, projected to reach 152 by 2046. The structure is 371 ft (113.1 m) long and 27 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesTR 238
CrossesSalt Creek
Location2 MI S Parnell
RouteCounty Highway 0
Coordinates40.19603, -88.71856
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 protection7 GoodSome minor problems.
Last inspectionJuly 2020
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans7
Design loadHS 20
Structure length371 ft (113.1 m)
Longest span53 ft (16.2 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic152 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 238 over Salt Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is TR 238 over Salt 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 July 2020.

How much traffic does TR 238 over Salt Creek carry?

About 200 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is TR 238 over Salt Creek?

The structure is 371 ft (113.1 m) long with a longest span of 53 ft (16.2 m) and a deck 27 ft wide.

Who owns TR 238 over Salt Creek?

It is owned by the Town or Township Highway Agency.