US Bridges

TR 86 B over Stream

Good

Shelby County, Illinois · 5 MI NW Yantisvile · Structure no. 087504500000000

Built
1909
116 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
24 ft
3 main spans
Daily traffic
50
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 86 B over Stream is a concrete culvert carrying TR 86 B over Stream in Shelby County, Illinois. It was built in 1909, so it is 116 years old, older 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 50 vehicles a day, roughly 8% of them trucks, projected to reach 51 by 2046. The structure is 24 ft (7.2 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 86 B
CrossesStream
Location5 MI NW Yantisvile
RouteCounty Highway 0
Coordinates39.54519, -88.97543
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length24 ft (7.2 m)
Longest span6 ft (1.8 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic51 by 2046
Trucks8%
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 86 B over Stream built?

It was built in 1909, making it 116 years old in 2025.

What condition is TR 86 B over Stream 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 April 2023.

How much traffic does TR 86 B over Stream carry?

About 50 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is TR 86 B over Stream?

The structure is 24 ft (7.2 m) long with a longest span of 6 ft (1.8 m) and a deck 24 ft wide.

Who owns TR 86 B over Stream?

It is owned by the Town or Township Highway Agency.