US Bridges

TR 98 over Dickerson Slough

Good

Champaign County, Illinois · 3.7 MI NE Fisher · Structure no. 010420000000000

Built
1984
41 years old
Condition
Good
inspected June 2023
Type
Channel Beam
Concrete
Length
114 ft
3 main spans
Daily traffic
150
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 98 over Dickerson Slough is a concrete channel beam carrying TR 98 over Dickerson Slough in Champaign County, Illinois. It was built in 1984, so it is 41 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 1% of them trucks, projected to reach 152 by 2046. The structure is 114 ft (34.7 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 98
CrossesDickerson Slough
Location3.7 MI NE Fisher
RouteCounty Highway 0
Coordinates40.36746, -88.32824
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 protection8 Very GoodNo problems noted.
Last inspectionJune 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length114 ft (34.7 m)
Longest span38 ft (11.6 m)
Deck width26 ft (8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2021)
Projected traffic152 by 2046
Trucks1%
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 98 over Dickerson Slough built?

It was built in 1984, making it 41 years old in 2025.

What condition is TR 98 over Dickerson Slough 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 2023.

How much traffic does TR 98 over Dickerson Slough carry?

About 150 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is TR 98 over Dickerson Slough?

The structure is 114 ft (34.7 m) long with a longest span of 38 ft (11.6 m) and a deck 26 ft wide.

Who owns TR 98 over Dickerson Slough?

It is owned by the Town or Township Highway Agency.