US Bridges

Sbi 13B (unmarked) over Br.L.Crab Orchard CR

Good

Williamson County, Illinois · .09 MI W Saraville R · Structure no. 100202300000000

Built
2012
13 years old
Condition
Good
inspected February 2022
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
1,600
2021 count
Owner
State
State Highway Agency

About this bridge

Sbi 13B (unmarked) over Br.L.Crab Orchard CR is a concrete culvert carrying Sbi 13B (unmarked) over Br.L.Crab Orchard CR in Williamson County, Illinois. It was built in 2012, so it is 13 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,600 vehicles a day, roughly 19% of them trucks, projected to reach 1,616 by 2046. The structure is 22 ft (6.6 m) long and 32 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

Location

Open in Google Maps
CarriesSbi 13B (unmarked)
CrossesBr.L.Crab Orchard CR
Location.09 MI W Saraville R
RouteCounty Highway 0
CountyWilliamson County
StateIllinois
Coordinates37.72954, -88.80572
Functional classRural 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.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span10 ft (3.2 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2021)
Projected traffic1,616 by 2046
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.2 mi (47 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 Sbi 13B (unmarked) over Br.L.Crab Orchard CR built?

It was built in 2012, making it 13 years old in 2025.

What condition is Sbi 13B (unmarked) over Br.L.Crab Orchard CR 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 February 2022.

How much traffic does Sbi 13B (unmarked) over Br.L.Crab Orchard CR carry?

About 1,600 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is Sbi 13B (unmarked) over Br.L.Crab Orchard CR?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3.2 m) and a deck 32 ft wide.

Who owns Sbi 13B (unmarked) over Br.L.Crab Orchard CR?

It is owned by the State Highway Agency.