US Bridges

Il 336 over Wildlife Crossing

Good

McDonough County, Illinois · 1.18MI N of US 136 · Structure no. 055006800000000

Built
2016
9 years old
Condition
Good
inspected September 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
1,600
2023 count
Owner
State
State Highway Agency

About this bridge

Il 336 over Wildlife Crossing is a prestressed concrete stringer/multi-beam or girder carrying Il 336 over Wildlife Crossing in McDonough County, Illinois. It was built in 2016, so it is 9 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 1,600 vehicles a day, roughly 32% of them trucks, projected to reach 1,768 by 2046. The structure is 52 ft (15.7 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIl 336
CrossesWildlife Crossing
Location1.18MI N of US 136
RouteState Highway 110
Coordinates40.4658, -90.74192
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 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 rating62.5 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.7 m)
Longest span49 ft (14.9 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2023)
Projected traffic1,768 by 2046
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Il 336 over Wildlife Crossing built?

It was built in 2016, making it 9 years old in 2025.

What condition is Il 336 over Wildlife Crossing 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 September 2021.

How much traffic does Il 336 over Wildlife Crossing carry?

About 1,600 vehicles per day (2023 count), of which roughly 32% are trucks.

How long is Il 336 over Wildlife Crossing?

The structure is 52 ft (15.7 m) long with a longest span of 49 ft (14.9 m) and a deck 43 ft wide.

Who owns Il 336 over Wildlife Crossing?

It is owned by the State Highway Agency.