US Bridges

Il 106 over Pigeon Creek

Fair

Pike County, Illinois · 3.6M W IL96/HULL · Structure no. 075201200000000

Built
1965
60 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
1,350
2023 count
Owner
State
State Highway Agency

About this bridge

Il 106 over Pigeon Creek is a concrete culvert carrying Il 106 over Pigeon Creek in Pike County, Illinois. It was built in 1965, so it is 60 years old, older 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 1,350 vehicles a day, roughly 7% of them trucks, projected to reach 1,276 by 2046. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIl 106
CrossesPigeon Creek
Location3.6M W IL96/HULL
RouteState Highway 106
Coordinates39.71279, -91.26287
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.4 US tons
Inventory rating53.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span17 ft (5.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2023)
Projected traffic1,276 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Il 106 over Pigeon Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Il 106 over Pigeon Creek 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 December 2023.

How much traffic does Il 106 over Pigeon Creek carry?

About 1,350 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Il 106 over Pigeon Creek?

The structure is 37 ft (11.3 m) long with a longest span of 17 ft (5.1 m).

Who owns Il 106 over Pigeon Creek?

It is owned by the State Highway Agency.