US Bridges

CH-39 over Hog Run Creek

Fair

LaSalle County, Illinois · N2079 E 27th · Structure no. 050500500000000

Built
1940
85 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
300
2020 count
Owner
County
County Highway Agency

About this bridge

CH-39 over Hog Run Creek is a concrete culvert carrying CH-39 over Hog Run Creek in LaSalle County, Illinois. It was built in 1940, so it is 85 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 5 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 300 vehicles a day, roughly 11% of them trucks, projected to reach 303 by 2046. The structure is 22 ft (6.8 m) long and 28 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesCH-39
CrossesHog Run Creek
LocationN2079 E 27th
RouteCounty Highway 0
CountyLaSalle County
StateIllinois
Coordinates41.23549, -88.64571
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating19.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.8 m)
Longest span11 ft (3.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2020)
Projected traffic303 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CH-39 over Hog Run Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is CH-39 over Hog Run 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 May 2023.

How much traffic does CH-39 over Hog Run Creek carry?

About 300 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is CH-39 over Hog Run Creek?

The structure is 22 ft (6.8 m) long with a longest span of 11 ft (3.3 m) and a deck 28 ft wide.

Who owns CH-39 over Hog Run Creek?

It is owned by the County Highway Agency.