US Bridges

Ill 115 over N Fk Vermillion R.

Good

Ford County, Illinois · 5.07 MI S of Ill 116 · Structure no. 027007200000000

Built
1981
44 years old, rebuilt 2013
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
107 ft
3 main spans
Daily traffic
675
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 115 over N Fk Vermillion R. is a concrete continuous slab carrying Ill 115 over N Fk Vermillion R. in Ford County, Illinois. It was built in 1981 and reconstructed in 2013, so it is 44 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 675 vehicles a day, roughly 9% of them trucks, projected to reach 556 by 2046. The structure is 107 ft (32.6 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIll 115
CrossesN Fk Vermillion R.
Location5.07 MI S of Ill 116
RouteState Highway 115
Coordinates40.80541, -88.20292
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating64.6 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length107 ft (32.6 m)
Longest span34 ft (10.4 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic675 (2023)
Projected traffic556 by 2046
Trucks9%
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

OwnerState Highway Agency
Maintained byState 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 Ill 115 over N Fk Vermillion R. built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 2013.

What condition is Ill 115 over N Fk Vermillion 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 February 2023.

How much traffic does Ill 115 over N Fk Vermillion R. carry?

About 675 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Ill 115 over N Fk Vermillion R.?

The structure is 107 ft (32.6 m) long with a longest span of 34 ft (10.4 m) and a deck 35 ft wide.

Who owns Ill 115 over N Fk Vermillion R.?

It is owned by the State Highway Agency.