US Bridges

FAS-371 (CH-12) over BNSF RR

Good

Marshall County, Illinois · 2.5MI NW of Washburn · Structure no. 062373200000000

Built
1999
26 years old
Condition
Good
inspected April 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
186 ft
3 main spans
Daily traffic
700
2024 count
Owner
County
County Highway Agency

About this bridge

FAS-371 (CH-12) over BNSF RR is a prestressed concrete box beam or girders - multiple carrying FAS-371 (CH-12) over BNSF RR in Marshall County, Illinois. It was built in 1999, so it is 26 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 700 vehicles a day, roughly 14% of them trucks, projected to reach 732 by 2046. The structure is 186 ft (56.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesFAS-371 (CH-12)
CrossesBNSF RR
Location2.5MI NW of Washburn
RouteCounty Highway 0
CountyMarshall County
StateIllinois
Coordinates40.95538, -89.31055
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.
Last inspectionApril 2021
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 rating64.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length186 ft (56.6 m)
Longest span74 ft (22.5 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2024)
Projected traffic732 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 FAS-371 (CH-12) over BNSF RR built?

It was built in 1999, making it 26 years old in 2025.

What condition is FAS-371 (CH-12) over BNSF RR 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 April 2021.

How much traffic does FAS-371 (CH-12) over BNSF RR carry?

About 700 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is FAS-371 (CH-12) over BNSF RR?

The structure is 186 ft (56.6 m) long with a longest span of 74 ft (22.5 m) and a deck 30 ft wide.

Who owns FAS-371 (CH-12) over BNSF RR?

It is owned by the County Highway Agency.