US Bridges

TR 23 over Mauvaise Terre Ck

Good

Scott County, Illinois · 1.5 MI NE Merritt · Structure no. 086361100000000

Built
1982
43 years old
Condition
Good
inspected March 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
50
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 23 over Mauvaise Terre Ck is a prestressed concrete box beam or girders - multiple carrying TR 23 over Mauvaise Terre Ck in Scott County, Illinois. It was built in 1982, so it is 43 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 50 vehicles a day, projected to reach 51 by 2046. The structure is 68 ft (20.7 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 23
CrossesMauvaise Terre Ck
Location1.5 MI NE Merritt
RouteCounty Highway 0
Coordinates39.73142, -90.39805
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 protection7 GoodSome minor problems.
Last inspectionMarch 2021
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 rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span66 ft (20.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic51 by 2046
Trucks0%
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

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 23 over Mauvaise Terre Ck built?

It was built in 1982, making it 43 years old in 2025.

What condition is TR 23 over Mauvaise Terre Ck 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 March 2021.

How much traffic does TR 23 over Mauvaise Terre Ck carry?

About 50 vehicles per day (2020 count).

How long is TR 23 over Mauvaise Terre Ck?

The structure is 68 ft (20.7 m) long with a longest span of 66 ft (20.1 m) and a deck 24 ft wide.

Who owns TR 23 over Mauvaise Terre Ck?

It is owned by the Town or Township Highway Agency.