US Bridges

Winkel RD - Ch 10 over Main Drainage Ditch

Poor

Tazewell County, Illinois · SE COR-15-T22NR5W · Structure no. 090303600000000

Built
1955
70 years old
Condition
Poor
inspected January 2024
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Winkel RD - Ch 10 over Main Drainage Ditch is a concrete continuous slab carrying Winkel RD - Ch 10 over Main Drainage Ditch in Tazewell County, Illinois. It was built in 1955, so it is 70 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 100 vehicles a day, roughly 40% of them trucks, projected to reach 101 by 2046. The structure is 100 ft (30.5 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWinkel RD - Ch 10
CrossesMain Drainage Ditch
LocationSE COR-15-T22NR5W
RouteCounty Highway 0
Coordinates40.34887, -89.64389
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length100 ft (30.5 m)
Longest span41 ft (12.5 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic101 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Winkel RD - Ch 10 over Main Drainage Ditch built?

It was built in 1955, making it 70 years old in 2025.

What condition is Winkel RD - Ch 10 over Main Drainage Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does Winkel RD - Ch 10 over Main Drainage Ditch carry?

About 100 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is Winkel RD - Ch 10 over Main Drainage Ditch?

The structure is 100 ft (30.5 m) long with a longest span of 41 ft (12.5 m) and a deck 29 ft wide.

Who owns Winkel RD - Ch 10 over Main Drainage Ditch?

It is owned by the County Highway Agency.