US Bridges

Il 107 over Middle Fork Mckee CR

Poor

Pike County, Illinois · .14M S 104 · Structure no. 075001200000000

Built
1956
69 years old, rebuilt 2002
Condition
Poor
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
170 ft
4 main spans
Daily traffic
775
2023 count
Owner
State
State Highway Agency

About this bridge

Il 107 over Middle Fork Mckee CR is a prestressed concrete box beam or girders - multiple carrying Il 107 over Middle Fork Mckee CR in Pike County, Illinois. It was built in 1956 and reconstructed in 2002, so it is 69 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 775 vehicles a day, roughly 18% of them trucks, projected to reach 2,088 by 2046. The structure is 170 ft (51.7 m) long and 32 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesIl 107
CrossesMiddle Fork Mckee CR
Location.14M S 104
RouteState Highway 107
Coordinates39.80628, -90.74537
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length170 ft (51.7 m)
Longest span42 ft (12.8 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic775 (2023)
Projected traffic2,088 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 107 over Middle Fork Mckee CR built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2002.

What condition is Il 107 over Middle Fork Mckee CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Il 107 over Middle Fork Mckee CR carry?

About 775 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Il 107 over Middle Fork Mckee CR?

The structure is 170 ft (51.7 m) long with a longest span of 42 ft (12.8 m) and a deck 32 ft wide.

Who owns Il 107 over Middle Fork Mckee CR?

It is owned by the State Highway Agency.