US Bridges

US 150 (fas 1517) over Norfolk Southern Railway

Good

Piatt County, Illinois · Mansfield · Structure no. 074008600000000

Built
2010
15 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
164 ft
3 main spans
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 150 (fas 1517) over Norfolk Southern Railway is a steel continuous stringer/multi-beam or girder carrying US 150 (fas 1517) over Norfolk Southern Railway in Piatt County, Illinois. It was built in 2010, so it is 15 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 1,400 vehicles a day, roughly 12% of them trucks, projected to reach 1,717 by 2046. The structure is 164 ft (50 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 150 (fas 1517)
CrossesNorfolk Southern Railway
LocationMansfield
RouteU.S. Route 150
Coordinates40.21443, -88.51144
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.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating51 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length164 ft (50 m)
Longest span62 ft (18.9 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic1,717 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 150 (fas 1517) over Norfolk Southern Railway built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 150 (fas 1517) over Norfolk Southern Railway 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 December 2023.

How much traffic does US 150 (fas 1517) over Norfolk Southern Railway carry?

About 1,400 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 150 (fas 1517) over Norfolk Southern Railway?

The structure is 164 ft (50 m) long with a longest span of 62 ft (18.9 m) and a deck 35 ft wide.

Who owns US 150 (fas 1517) over Norfolk Southern Railway?

It is owned by the State Highway Agency.