US Bridges

CO RD 6 over Trib Vermilion R

Good

LaSalle County, Illinois · N2150 E950 · Structure no. 050359200000000

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Frame
Concrete
Length
30 ft
1 main span
Daily traffic
525
2020 count
Owner
County
County Highway Agency

About this bridge

CO RD 6 over Trib Vermilion R is a concrete frame carrying CO RD 6 over Trib Vermilion R in LaSalle County, Illinois. It was built in 2009, so it is 16 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 525 vehicles a day, roughly 13% of them trucks, projected to reach 530 by 2046. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesCO RD 6
CrossesTrib Vermilion R
LocationN2150 E950
RouteCounty Highway 0
Coordinates41.25931, -88.98396
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2020)
Projected traffic530 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CO RD 6 over Trib Vermilion R built?

It was built in 2009, making it 16 years old in 2025.

What condition is CO RD 6 over Trib Vermilion R 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 May 2023.

How much traffic does CO RD 6 over Trib Vermilion R carry?

About 525 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is CO RD 6 over Trib Vermilion R?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m).

Who owns CO RD 6 over Trib Vermilion R?

It is owned by the County Highway Agency.