US Bridges

TR 145 over Walnut CR

Good

Woodford County, Illinois · 1.7 MI W I 117 · Structure no. 102320300000000

Built
2006
19 years old
Condition
Good
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
101 ft
3 main spans
Daily traffic
150
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 145 over Walnut CR is a prestressed concrete box beam or girders - multiple carrying TR 145 over Walnut CR in Woodford County, Illinois. It was built in 2006, so it is 19 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 13% of them trucks, projected to reach 152 by 2046. The structure is 101 ft (30.7 m) long and 28 ft wide.

CarriesTR 145
CrossesWalnut CR
Location1.7 MI W I 117
RouteCounty Highway 0
Coordinates40.76289, -89.30845
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 inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length101 ft (30.7 m)
Longest span42 ft (12.9 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic152 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 145 over Walnut CR built?

It was built in 2006, making it 19 years old in 2025.

What condition is TR 145 over Walnut CR 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 2022.

How much traffic does TR 145 over Walnut CR carry?

About 150 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is TR 145 over Walnut CR?

The structure is 101 ft (30.7 m) long with a longest span of 42 ft (12.9 m) and a deck 28 ft wide.

Who owns TR 145 over Walnut CR?

It is owned by the Town or Township Highway Agency.