US Bridges

Sbi 11 over Quarry Branch

Good

Clark County, Illinois · .7 MI E of Casey · Structure no. 012005600000000

Built
1982
43 years old, rebuilt 1994
Condition
Good
inspected February 2022
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
1,300
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sbi 11 over Quarry Branch is a concrete culvert carrying Sbi 11 over Quarry Branch in Clark County, Illinois. It was built in 1982 and reconstructed in 1994, so it is 43 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 1,300 vehicles a day, roughly 5% of them trucks, projected to reach 1,313 by 2046. The structure is 33 ft (10 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSbi 11
CrossesQuarry Branch
Location.7 MI E of Casey
RouteCounty Highway 0
Coordinates39.30682, -87.96863
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating61.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2021)
Projected traffic1,313 by 2046
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 11 over Quarry Branch built?

It was built in 1982, making it 43 years old in 2025. It was reconstructed in 1994.

What condition is Sbi 11 over Quarry Branch 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 11 over Quarry Branch carry?

About 1,300 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Sbi 11 over Quarry Branch?

The structure is 33 ft (10 m) long with a longest span of 9 ft (2.7 m).

Who owns Sbi 11 over Quarry Branch?

It is owned by the City or Municipal Highway Agency.