US Bridges

TR 148 over Union Drain Dit #3

Fair

Coles County, Illinois · 2.5 MI N Charleston · Structure no. 015311600000000

Built
1960
65 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
50
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 148 over Union Drain Dit #3 is a steel stringer/multi-beam or girder carrying TR 148 over Union Drain Dit #3 in Coles County, Illinois. It was built in 1960, so it is 65 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, roughly 14% of them trucks, projected to reach 76 by 2046. The structure is 32 ft (9.8 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 148
CrossesUnion Drain Dit #3
Location2.5 MI N Charleston
RouteCounty Highway 0
Coordinates39.54177, -88.23317
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating51.5 US tons
Inventory rating25.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic76 by 2046
Trucks14%
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 148 over Union Drain Dit #3 built?

It was built in 1960, making it 65 years old in 2025.

What condition is TR 148 over Union Drain Dit #3 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does TR 148 over Union Drain Dit #3 carry?

About 50 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is TR 148 over Union Drain Dit #3?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 21 ft wide.

Who owns TR 148 over Union Drain Dit #3?

It is owned by the Town or Township Highway Agency.