US Bridges

Old Il 4 over Hurricane Creek

PoorPosted for load

Macoupin County, Illinois · 3M N IL108-CARLINVLE · Structure no. 059003100000000

Built
1921
104 years old
Condition
Poor
inspected August 2024
Type
Other
Concrete
Length
33 ft
1 main span
Daily traffic
100
2021 count
Owner
State
State Highway Agency

About this bridge

Old Il 4 over Hurricane Creek is a concrete other carrying Old Il 4 over Hurricane Creek in Macoupin County, Illinois. It was built in 1921, so it is 104 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 2 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: posted for load restriction.

It carries about 100 vehicles a day, roughly 17% of them trucks, projected to reach 101 by 2046. The structure is 33 ft (10.1 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld Il 4
CrossesHurricane Creek
Location3M N IL108-CARLINVLE
RouteCounty Highway 0
Coordinates39.32569, -89.87097
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.
Superstructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic101 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$77,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Il 4 over Hurricane Creek built?

It was built in 1921, making it 104 years old in 2025.

What condition is Old Il 4 over Hurricane 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 August 2024.

How much traffic does Old Il 4 over Hurricane Creek carry?

About 100 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is Old Il 4 over Hurricane Creek?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 23 ft wide.

Who owns Old Il 4 over Hurricane Creek?

It is owned by the State Highway Agency.