US Bridges

TR 279A over Little Saline River

Good

Saline County, Illinois · 3 MI S Carrier Mills · Structure no. 083316600000000

Built
1985
40 years old
Condition
Good
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
87 ft
3 main spans
Daily traffic
175
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 279A over Little Saline River is a prestressed concrete box beam or girders - multiple carrying TR 279A over Little Saline River in Saline County, Illinois. It was built in 1985, so it is 40 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 175 vehicles a day, roughly 11% of them trucks, projected to reach 177 by 2046. The structure is 87 ft (26.5 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesTR 279A
CrossesLittle Saline River
Location3 MI S Carrier Mills
RouteCounty Highway 0
Coordinates37.63958, -88.6257
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2022
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 alignment9: Superior to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span35 ft (10.7 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2020)
Projected traffic177 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 279A over Little Saline River built?

It was built in 1985, making it 40 years old in 2025.

What condition is TR 279A over Little 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 November 2022.

How much traffic does TR 279A over Little Saline River carry?

About 175 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is TR 279A over Little Saline River?

The structure is 87 ft (26.5 m) long with a longest span of 35 ft (10.7 m) and a deck 28 ft wide.

Who owns TR 279A over Little Saline River?

It is owned by the Town or Township Highway Agency.