US Bridges

CH-8 over Hog Run Creek

Fair

Richland County, Illinois · 3.5 MI SW Noble · Structure no. 080312600000000

Built
1978
47 years old
Condition
Fair
inspected January 2025
Type
Channel Beam
Concrete
Length
80 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

CH-8 over Hog Run Creek is a concrete channel beam carrying CH-8 over Hog Run Creek in Richland County, Illinois. It was built in 1978, so it is 47 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 6 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 76 by 2046. The structure is 80 ft (24.4 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCH-8
CrossesHog Run Creek
Location3.5 MI SW Noble
RouteCounty Highway 0
Coordinates38.6424, -88.24159
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span35 ft (10.7 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic76 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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-8 over Hog Run Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is CH-8 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 January 2025.

How much traffic does CH-8 over Hog Run Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is CH-8 over Hog Run Creek?

The structure is 80 ft (24.4 m) long with a longest span of 35 ft (10.7 m) and a deck 27 ft wide.

Who owns CH-8 over Hog Run Creek?

It is owned by the County Highway Agency.