US Bridges

TR 451 over N Fork Vermilion Riv

Good

Vermilion County, Illinois · 0.4 MI W Verm Grove · Structure no. 092501500000000

Built
1987
38 years old
Condition
Good
inspected February 2021
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
150
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 451 over N Fork Vermilion Riv is a concrete culvert carrying TR 451 over N Fork Vermilion Riv in Vermilion County, Illinois. It was built in 1987, so it is 38 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 5% of them trucks, projected to reach 126 by 2046. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 451
CrossesN Fork Vermilion Riv
Location0.4 MI W Verm Grove
RouteCounty Highway 0
Coordinates39.92495, -87.66213
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 inspectionFebruary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic126 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 451 over N Fork Vermilion Riv built?

It was built in 1987, making it 38 years old in 2025.

What condition is TR 451 over N Fork Vermilion 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 February 2021.

How much traffic does TR 451 over N Fork Vermilion Riv carry?

About 150 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is TR 451 over N Fork Vermilion Riv?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns TR 451 over N Fork Vermilion Riv?

It is owned by the Town or Township Highway Agency.