US Bridges

46th Street South over Big Slough South

Good

Sedgwick County, Kansas · Emporia Cir. at Santa Fe · Structure no. 53040087000EC10

Built
1991
34 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
51 ft
4 main spans
Daily traffic
250
2006 count
Owner
City
City or Municipal Highway Agency

About this bridge

46th Street South over Big Slough South is a concrete culvert carrying 46th Street South over Big Slough South in Sedgwick County, Kansas. It was built in 1991, so it is 34 years old, younger than the Kansas average of 52.8 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 250 vehicles a day, roughly 4% of them trucks, projected to reach 380 by 2039. The structure is 51 ft (15.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries46th Street South
CrossesBig Slough South
LocationEmporia Cir. at Santa Fe
RouteCity Street 0
StateKansas
Coordinates37.61055, -97.32944
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating23.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length51 ft (15.5 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic250 (2006)
Projected traffic380 by 2039
Trucks4%
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 46th Street South over Big Slough South built?

It was built in 1991, making it 34 years old in 2025.

What condition is 46th Street South over Big Slough South 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 November 2023.

How much traffic does 46th Street South over Big Slough South carry?

About 250 vehicles per day (2006 count), of which roughly 4% are trucks.

How long is 46th Street South over Big Slough South?

The structure is 51 ft (15.5 m) long with a longest span of 12 ft (3.6 m).

Who owns 46th Street South over Big Slough South?

It is owned by the City or Municipal Highway Agency.