US Bridges

CH-11 N Marion ST over Trib to Crab Orchard

Good

Jackson County, Illinois · 0.25 MI N of Cdale · Structure no. 039327200000000

Built
2010
15 years old
Condition
Good
inspected May 2022
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
500
2022 count
Owner
County
County Highway Agency

About this bridge

CH-11 N Marion ST over Trib to Crab Orchard is a concrete culvert carrying CH-11 N Marion ST over Trib to Crab Orchard in Jackson County, Illinois. It was built in 2010, so it is 15 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 10% of them trucks, projected to reach 404 by 2046. The structure is 23 ft (7.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCH-11 N Marion ST
CrossesTrib to Crab Orchard
Location0.25 MI N of Cdale
RouteCounty Highway 0
Coordinates37.74189, -89.21444
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.7 US tons
Inventory rating50.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic404 by 2046
Trucks10%
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

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-11 N Marion ST over Trib to Crab Orchard built?

It was built in 2010, making it 15 years old in 2025.

What condition is CH-11 N Marion ST over Trib to Crab Orchard in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2022.

How much traffic does CH-11 N Marion ST over Trib to Crab Orchard carry?

About 500 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is CH-11 N Marion ST over Trib to Crab Orchard?

The structure is 23 ft (7.1 m) long with a longest span of 11 ft (3.3 m).

Who owns CH-11 N Marion ST over Trib to Crab Orchard?

It is owned by the County Highway Agency.