US Bridges

TR 105 over Stream

Good

Piatt County, Illinois · Co. Farm Rd. · Structure no. 074326700000000

Built
1991
34 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
125
2020 count
Owner
County
County Highway Agency

About this bridge

TR 105 over Stream is a concrete continuous culvert carrying TR 105 over Stream in Piatt County, Illinois. It was built in 1991, so it is 34 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125 vehicles a day, roughly 12% of them trucks, projected to reach 126 by 2046. The structure is 27 ft (8.1 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 105
CrossesStream
LocationCo. Farm Rd.
RouteCity Street 0
Coordinates40.03127, -88.58939
Functional classUrban 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span13 ft (3.9 m)
Deck width41 ft (12.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2020)
Projected traffic126 by 2046
Trucks12%
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 TR 105 over Stream built?

It was built in 1991, making it 34 years old in 2025.

What condition is TR 105 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 November 2023.

How much traffic does TR 105 over Stream carry?

About 125 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is TR 105 over Stream?

The structure is 27 ft (8.1 m) long with a longest span of 13 ft (3.9 m) and a deck 41 ft wide.

Who owns TR 105 over Stream?

It is owned by the County Highway Agency.