US Bridges

TR 314 over Mdl Fk Shoal CR

Poor

Montgomery County, Illinois · 4.2 M NW Wenonah · Structure no. 068322500000000

Built
1969
56 years old
Condition
Poor
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
2 main spans
Daily traffic
75
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 314 over Mdl Fk Shoal CR is a prestressed concrete box beam or girders - multiple carrying TR 314 over Mdl Fk Shoal CR in Montgomery County, Illinois. It was built in 1969, so it is 56 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 3 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. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 75 vehicles a day, roughly 40% of them trucks, projected to reach 76 by 2046. The structure is 64 ft (19.5 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 314
CrossesMdl Fk Shoal CR
Location4.2 M NW Wenonah
RouteCounty Highway 0
Coordinates39.34413, -89.36356
Functional classRural Local

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.3 US tons
Inventory rating0 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 15
Structure length64 ft (19.5 m)
Longest span30 ft (9 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2020)
Projected traffic76 by 2046
Trucks40%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 314 over Mdl Fk Shoal CR built?

It was built in 1969, making it 56 years old in 2025.

What condition is TR 314 over Mdl Fk Shoal 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 November 2024.

How much traffic does TR 314 over Mdl Fk Shoal CR carry?

About 75 vehicles per day (2020 count), of which roughly 40% are trucks.

How long is TR 314 over Mdl Fk Shoal CR?

The structure is 64 ft (19.5 m) long with a longest span of 30 ft (9 m) and a deck 22 ft wide.

Who owns TR 314 over Mdl Fk Shoal CR?

It is owned by the Town or Township Highway Agency.