US Bridges

US 150(FAS 1512) over Salt Fork River

Good

Champaign County, Illinois · 1 MI W ST Joseph · Structure no. 010003900000000

Built
1939
86 years old, rebuilt 1990
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
251 ft
3 main spans
Daily traffic
5,550
2023 count
Owner
State
State Highway Agency

About this bridge

US 150(FAS 1512) over Salt Fork River is a steel continuous stringer/multi-beam or girder carrying US 150(FAS 1512) over Salt Fork River in Champaign County, Illinois. It was built in 1939 and reconstructed in 1990, so it is 86 years old, older 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 5,550 vehicles a day, roughly 6% of them trucks, projected to reach 5,550 by 2046. The structure is 251 ft (76.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 150(FAS 1512)
CrossesSalt Fork River
Location1 MI W ST Joseph
RouteU.S. Route 150
Coordinates40.11329, -88.05235
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating27.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length251 ft (76.5 m)
Longest span96 ft (29.4 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,550 (2023)
Projected traffic5,550 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 US 150(FAS 1512) over Salt Fork River built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1990.

What condition is US 150(FAS 1512) over Salt Fork River 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 August 2023.

How much traffic does US 150(FAS 1512) over Salt Fork River carry?

About 5,550 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US 150(FAS 1512) over Salt Fork River?

The structure is 251 ft (76.5 m) long with a longest span of 96 ft (29.4 m) and a deck 35 ft wide.

Who owns US 150(FAS 1512) over Salt Fork River?

It is owned by the State Highway Agency.