US Bridges

US 150(FAP 729) over N Fork Vermilion Riv

Fair

Vermilion County, Illinois · In Danville · Structure no. 092005300000000

Built
1950
75 years old, rebuilt 1993
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
500 ft
4 main spans
Daily traffic
12,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 150(FAP 729) over N Fork Vermilion Riv is a prestressed concrete continuous stringer/multi-beam or girder carrying US 150(FAP 729) over N Fork Vermilion Riv in Vermilion County, Illinois. It was built in 1950 and reconstructed in 1993, so it is 75 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,500 vehicles a day, roughly 8% of them trucks, projected to reach 12,928 by 2046. The structure is 500 ft (152.4 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 150(FAP 729)
CrossesN Fork Vermilion Riv
LocationIn Danville
RouteU.S. Route 150
Coordinates40.12437, -87.63992
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 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 rating77.2 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length500 ft (152.4 m)
Longest span130 ft (39.6 m)
Deck width70 ft (21.3 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2023)
Projected traffic12,928 by 2046
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 150(FAP 729) over N Fork Vermilion Riv built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1993.

What condition is US 150(FAP 729) over N Fork Vermilion Riv in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does US 150(FAP 729) over N Fork Vermilion Riv carry?

About 12,500 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US 150(FAP 729) over N Fork Vermilion Riv?

The structure is 500 ft (152.4 m) long with a longest span of 130 ft (39.6 m) and a deck 70 ft wide.

Who owns US 150(FAP 729) over N Fork Vermilion Riv?

It is owned by the State Highway Agency.