US Bridges

Il 9 (fap 697) over N Fork Vermilion Riv

Poor

Vermilion County, Illinois · 2.5 MI E of Il 1 · Structure no. 092004800000000

Built
1967
58 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
146 ft
3 main spans
Daily traffic
1,350
2023 count
Owner
State
State Highway Agency

About this bridge

Il 9 (fap 697) over N Fork Vermilion Riv is a steel continuous stringer/multi-beam or girder carrying Il 9 (fap 697) over N Fork Vermilion Riv in Vermilion County, Illinois. It was built in 1967, so it is 58 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,350 vehicles a day, roughly 21% of them trucks, projected to reach 1,364 by 2046. The structure is 146 ft (44.6 m) long and 34 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesIl 9 (fap 697)
CrossesN Fork Vermilion Riv
Location2.5 MI E of Il 1
RouteState Highway 9
Coordinates40.45999, -87.63807
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating66.5 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length146 ft (44.6 m)
Longest span53 ft (16.1 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2023)
Projected traffic1,364 by 2046
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 Il 9 (fap 697) over N Fork Vermilion Riv built?

It was built in 1967, making it 58 years old in 2025.

What condition is Il 9 (fap 697) over N Fork Vermilion Riv in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Il 9 (fap 697) over N Fork Vermilion Riv carry?

About 1,350 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is Il 9 (fap 697) over N Fork Vermilion Riv?

The structure is 146 ft (44.6 m) long with a longest span of 53 ft (16.1 m) and a deck 34 ft wide.

Who owns Il 9 (fap 697) over N Fork Vermilion Riv?

It is owned by the State Highway Agency.