US Bridges

TR 34 over Trib to Kaskaskia Ri

Good

Coles County, Illinois · 1/2 MI S Cooks Mill · Structure no. 015501700000000

Built
2012
13 years old
Condition
Good
inspected January 2025
Type
Culvert
Steel
Length
21 ft
2 main spans
Daily traffic
150
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 34 over Trib to Kaskaskia Ri is a steel culvert carrying TR 34 over Trib to Kaskaskia Ri in Coles County, Illinois. It was built in 2012, so it is 13 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 3% of them trucks, projected to reach 101 by 2046. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTR 34
CrossesTrib to Kaskaskia Ri
Location1/2 MI S Cooks Mill
RouteCounty Highway 0
Coordinates39.57198, -88.41481
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.5 m)
Longest span21 ft (6.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic101 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 34 over Trib to Kaskaskia Ri built?

It was built in 2012, making it 13 years old in 2025.

What condition is TR 34 over Trib to Kaskaskia Ri 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 January 2025.

How much traffic does TR 34 over Trib to Kaskaskia Ri carry?

About 150 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is TR 34 over Trib to Kaskaskia Ri?

The structure is 21 ft (6.5 m) long with a longest span of 21 ft (6.5 m).

Who owns TR 34 over Trib to Kaskaskia Ri?

It is owned by the Town or Township Highway Agency.