US Bridges

TR 198 over N Fk Lake Fork Ditch

Fair

Logan County, Illinois · 1.5 S 1.5 E Chestnut · Structure no. 054490000000000

Built
1967
58 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
111 ft
3 main spans
Daily traffic
25
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 198 over N Fk Lake Fork Ditch is a concrete continuous slab carrying TR 198 over N Fk Lake Fork Ditch in Logan County, Illinois. It was built in 1967, so it is 58 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 25 vehicles a day, roughly 16% of them trucks, projected to reach 37 by 2046. The structure is 111 ft (33.8 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 198
CrossesN Fk Lake Fork Ditch
Location1.5 S 1.5 E Chestnut
RouteCounty Highway 0
Coordinates40.03404, -89.15028
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating25.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length111 ft (33.8 m)
Longest span42 ft (12.8 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic37 by 2046
Trucks16%
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 198 over N Fk Lake Fork Ditch built?

It was built in 1967, making it 58 years old in 2025.

What condition is TR 198 over N Fk Lake Fork Ditch 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 November 2023.

How much traffic does TR 198 over N Fk Lake Fork Ditch carry?

About 25 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is TR 198 over N Fk Lake Fork Ditch?

The structure is 111 ft (33.8 m) long with a longest span of 42 ft (12.8 m) and a deck 27 ft wide.

Who owns TR 198 over N Fk Lake Fork Ditch?

It is owned by the Town or Township Highway Agency.