US Bridges

47th Street over Kansas River Tributary

Good

Johnson County, Kansas · 0.75E of K 7 HWY · Structure no. 426350462624028

Built
1930
95 years old, rebuilt 1992
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
4,210
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

47th Street over Kansas River Tributary is a concrete culvert carrying 47th Street over Kansas River Tributary in Johnson County, Kansas. It was built in 1930 and reconstructed in 1992, so it is 95 years old, older 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 4,210 vehicles a day, roughly 6% of them trucks, projected to reach 5,100 by 2044. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries47th Street
CrossesKansas River Tributary
Location0.75E of K 7 HWY
RouteCity Street 2624
StateKansas
Coordinates39.0435, -94.84749
Functional classUrban Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.8 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic4,210 (2017)
Projected traffic5,100 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 47th Street over Kansas River Tributary built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1992.

What condition is 47th Street over Kansas River Tributary 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 March 2024.

How much traffic does 47th Street over Kansas River Tributary carry?

About 4,210 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is 47th Street over Kansas River Tributary?

The structure is 22 ft (6.8 m) long with a longest span of 14 ft (4.2 m).

Who owns 47th Street over Kansas River Tributary?

It is owned by the City or Municipal Highway Agency.