US Bridges

TR 36 over Coon Creek

Fair

Woodford County, Illinois · 1960N 580E · Structure no. 102317600000000

Built
1994
31 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
100
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 36 over Coon Creek is a prestressed concrete box beam or girders - multiple carrying TR 36 over Coon Creek in Woodford County, Illinois. It was built in 1994, so it is 31 years old, younger 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 6 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 100 vehicles a day, roughly 12% of them trucks, projected to reach 101 by 2046. The structure is 60 ft (18.4 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR 36
CrossesCoon Creek
Location1960N 580E
RouteCounty Highway 0
Coordinates40.87266, -89.43181
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length60 ft (18.4 m)
Longest span58 ft (17.6 m)
Deck width28 ft (8.4 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic101 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 36 over Coon Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is TR 36 over Coon Creek 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 2024.

How much traffic does TR 36 over Coon Creek carry?

About 100 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is TR 36 over Coon Creek?

The structure is 60 ft (18.4 m) long with a longest span of 58 ft (17.6 m) and a deck 28 ft wide.

Who owns TR 36 over Coon Creek?

It is owned by the Town or Township Highway Agency.