US Bridges

Ch 20(FAU 6998) over Lake Vermilion Trib

Good

Vermilion County, Illinois · 1.1 MI NW Danville · Structure no. 092337200000000

Built
1986
39 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
69 ft
1 main span
Daily traffic
1,650
2023 count
Owner
County
County Highway Agency

About this bridge

Ch 20(FAU 6998) over Lake Vermilion Trib is a steel stringer/multi-beam or girder carrying Ch 20(FAU 6998) over Lake Vermilion Trib in Vermilion County, Illinois. It was built in 1986, so it is 39 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 1,650 vehicles a day, roughly 3% of them trucks, projected to reach 1,869 by 2046. The structure is 69 ft (21 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCh 20(FAU 6998)
CrossesLake Vermilion Trib
Location1.1 MI NW Danville
CountyVermilion County
StateIllinois
Coordinates40.17549, -87.64701
Functional classUrban Collector

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 inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length69 ft (21 m)
Longest span68 ft (20.7 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic1,869 by 2046
Trucks3%
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

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 Ch 20(FAU 6998) over Lake Vermilion Trib built?

It was built in 1986, making it 39 years old in 2025.

What condition is Ch 20(FAU 6998) over Lake Vermilion Trib 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 Ch 20(FAU 6998) over Lake Vermilion Trib carry?

About 1,650 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Ch 20(FAU 6998) over Lake Vermilion Trib?

The structure is 69 ft (21 m) long with a longest span of 68 ft (20.7 m) and a deck 35 ft wide.

Who owns Ch 20(FAU 6998) over Lake Vermilion Trib?

It is owned by the County Highway Agency.