US Bridges

TR 440 over S Fork Saline River

Good

Williamson County, Illinois · 4 MI SE of Marion · Structure no. 100309900000000

Built
1978
47 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
116 ft
3 main spans
Daily traffic
125
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 440 over S Fork Saline River is a prestressed concrete box beam or girders - multiple carrying TR 440 over S Fork Saline River in Williamson County, Illinois. It was built in 1978, so it is 47 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 125 vehicles a day, roughly 26% of them trucks, projected to reach 126 by 2046. The structure is 116 ft (35.4 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 440
CrossesS Fork Saline River
Location4 MI SE of Marion
RouteCounty Highway 0
Coordinates37.65391, -88.90741
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 inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length116 ft (35.4 m)
Longest span38 ft (11.6 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2021)
Projected traffic126 by 2046
Trucks26%
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 TR 440 over S Fork Saline River built?

It was built in 1978, making it 47 years old in 2025.

What condition is TR 440 over S Fork Saline River 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 February 2023.

How much traffic does TR 440 over S Fork Saline River carry?

About 125 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is TR 440 over S Fork Saline River?

The structure is 116 ft (35.4 m) long with a longest span of 38 ft (11.6 m) and a deck 22 ft wide.

Who owns TR 440 over S Fork Saline River?

It is owned by the Town or Township Highway Agency.