US Bridges

Il 336WB over BNSF RR

Fair

McDonough County, Illinois · SW of Tennessee · Structure no. 055005300000000

Built
2008
17 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
282 ft
3 main spans
Daily traffic
3,900
2023 count
Owner
State
State Highway Agency

About this bridge

Il 336WB over BNSF RR is a prestressed concrete continuous stringer/multi-beam or girder carrying Il 336WB over BNSF RR in McDonough County, Illinois. It was built in 2008, so it is 17 years old, younger 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 3,900 vehicles a day, roughly 14% of them trucks, projected to reach 1,793 by 2046. The structure is 282 ft (86 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIl 336WB
CrossesBNSF RR
LocationSW of Tennessee
RouteState Highway 110
Coordinates40.40649, -90.85057
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.5 US tons
Inventory rating49.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length282 ft (86 m)
Longest span104 ft (31.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2023)
Projected traffic1,793 by 2046
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 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 Il 336WB over BNSF RR built?

It was built in 2008, making it 17 years old in 2025.

What condition is Il 336WB over BNSF RR 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 April 2023.

How much traffic does Il 336WB over BNSF RR carry?

About 3,900 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is Il 336WB over BNSF RR?

The structure is 282 ft (86 m) long with a longest span of 104 ft (31.7 m) and a deck 43 ft wide.

Who owns Il 336WB over BNSF RR?

It is owned by the State Highway Agency.