US Bridges

Ill 34 over Halltown Creek

Poor

Franklin County, Illinois · 1 M.Se of T-Sonville · Structure no. 028200800000000

Built
1929
96 years old
Condition
Poor
inspected February 2024
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 34 over Halltown Creek is a concrete continuous culvert carrying Ill 34 over Halltown Creek in Franklin County, Illinois. It was built in 1929, so it is 96 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. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 2,100 vehicles a day, roughly 13% of them trucks, projected to reach 1,970 by 2046. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 44.1 mi (71 km).

CarriesIll 34
CrossesHalltown Creek
Location1 M.Se of T-Sonville
RouteState Highway 34
Coordinates37.90546, -88.72774
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating16.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic1,970 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.1 mi (71 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 Ill 34 over Halltown Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is Ill 34 over Halltown Creek 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 February 2024.

How much traffic does Ill 34 over Halltown Creek carry?

About 2,100 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Ill 34 over Halltown Creek?

The structure is 32 ft (9.7 m) long with a longest span of 15 ft (4.6 m).

Who owns Ill 34 over Halltown Creek?

It is owned by the State Highway Agency.