US Bridges

TR 309 over Trib Ewing Creek

Good

Franklin County, Illinois · 1.5 MI So of Logan · Structure no. 028333300000000

Built
1995
30 years old
Condition
Good
inspected June 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
150
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 309 over Trib Ewing Creek is a prestressed concrete box beam or girders - multiple carrying TR 309 over Trib Ewing Creek in Franklin County, Illinois. It was built in 1995, so it is 30 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 150 vehicles a day, roughly 37% of them trucks, projected to reach 126 by 2046. The structure is 31 ft (9.6 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 309
CrossesTrib Ewing Creek
Location1.5 MI So of Logan
RouteCounty Highway 0
Coordinates37.92923, -88.84269
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 protection8 Very GoodNo problems noted.
Last inspectionJune 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 alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length31 ft (9.6 m)
Longest span29 ft (8.8 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic126 by 2046
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 309 over Trib Ewing Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is TR 309 over Trib Ewing 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 June 2022.

How much traffic does TR 309 over Trib Ewing Creek carry?

About 150 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is TR 309 over Trib Ewing Creek?

The structure is 31 ft (9.6 m) long with a longest span of 29 ft (8.8 m) and a deck 24 ft wide.

Who owns TR 309 over Trib Ewing Creek?

It is owned by the Town or Township Highway Agency.