US Bridges

TR 97 over Trib to Edwards Riv

Good

Mercer County, Illinois · SW1/4-32-T15NR2W · Structure no. 066521100000000

Built
2002
23 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
25
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 97 over Trib to Edwards Riv is a concrete culvert carrying TR 97 over Trib to Edwards Riv in Mercer County, Illinois. It was built in 2002, so it is 23 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 25 vehicles a day, projected to reach 25 by 2046. The structure is 29 ft (8.7 m) long and 24 ft wide.

CarriesTR 97
CrossesTrib to Edwards Riv
LocationSW1/4-32-T15NR2W
RouteCounty Highway 0
Coordinates41.2443, -90.64226
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.7 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic25 by 2046
Trucks0%
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 to Edwards Riv built?

It was built in 2002, making it 23 years old in 2025.

What condition is TR 97 over Trib to Edwards Riv 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 July 2024.

How much traffic does TR 97 over Trib to Edwards Riv carry?

About 25 vehicles per day (2024 count).

How long is TR 97 over Trib to Edwards Riv?

The structure is 29 ft (8.7 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns TR 97 over Trib to Edwards Riv?

It is owned by the Town or Township Highway Agency.