US Bridges

Il 106 over Hadley Creek

Good

Pike County, Illinois · 1.3 MI NW Barry · Structure no. 075050500000000

Built
2001
24 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
249 ft
3 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 106 over Hadley Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Il 106 over Hadley Creek in Pike County, Illinois. It was built in 2001, so it is 24 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 1,300 vehicles a day, roughly 5% of them trucks, projected to reach 1,276 by 2046. The structure is 249 ft (76 m) long and 39 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesIl 106
CrossesHadley Creek
Location1.3 MI NW Barry
RouteState Highway 106
Coordinates39.71476, -91.06566
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating48.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length249 ft (76 m)
Longest span95 ft (29 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,276 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Il 106 over Hadley Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Il 106 over Hadley Creek 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 2022.

How much traffic does Il 106 over Hadley Creek carry?

About 1,300 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Il 106 over Hadley Creek?

The structure is 249 ft (76 m) long with a longest span of 95 ft (29 m) and a deck 39 ft wide.

Who owns Il 106 over Hadley Creek?

It is owned by the State Highway Agency.