US Bridges

TR 97 over Trib Blue Creek

Good

Woodford County, Illinois · .15 MI W TR 4 · Structure no. 102319200000000

Built
2003
22 years old
Condition
Good
inspected November 2024
Type
Channel Beam
Concrete
Length
90 ft
3 main spans
Daily traffic
300
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 97 over Trib Blue Creek is a concrete channel beam carrying TR 97 over Trib Blue Creek in Woodford County, Illinois. It was built in 2003, so it is 22 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 300 vehicles a day, roughly 8% of them trucks, projected to reach 303 by 2046. The structure is 90 ft (27.4 m) long and 30 ft wide.

CarriesTR 97
CrossesTrib Blue Creek
Location.15 MI W TR 4
RouteCounty Highway 0
Coordinates40.8057, -89.50614
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
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 rating75.7 US tons
Inventory rating45.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span31 ft (9.6 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2020)
Projected traffic303 by 2046
Trucks8%
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 97 over Trib Blue Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is TR 97 over Trib Blue Creek 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 2024.

How much traffic does TR 97 over Trib Blue Creek carry?

About 300 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is TR 97 over Trib Blue Creek?

The structure is 90 ft (27.4 m) long with a longest span of 31 ft (9.6 m) and a deck 30 ft wide.

Who owns TR 97 over Trib Blue Creek?

It is owned by the Town or Township Highway Agency.