US Bridges

K4 HWY over South Branch Mission CR

Good

Wabaunsee County, Kansas · 3.93 MI NE of K-99 E JCT · Structure no. 999900400991051

Built
2011
14 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
34 ft
1 main span
Daily traffic
831
2023 count
Owner
State
State Highway Agency

About this bridge

K4 HWY over South Branch Mission CR is a concrete culvert carrying K4 HWY over South Branch Mission CR in Wabaunsee County, Kansas. It was built in 2011, so it is 14 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 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 831 vehicles a day, roughly 6% of them trucks, projected to reach 900 by 2044. The structure is 34 ft (10.4 m) long and 38 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

Open in Google Maps
CarriesK4 HWY
CrossesSouth Branch Mission CR
Location3.93 MI NE of K-99 E JCT
RouteState Highway 4
CountyWabaunsee County
StateKansas
Coordinates38.90111, -96.08556
Functional classRural Major 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating52.1 US tons
Inventory rating40.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic831 (2023)
Projected traffic900 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 K4 HWY over South Branch Mission CR built?

It was built in 2011, making it 14 years old in 2025.

What condition is K4 HWY over South Branch Mission 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 May 2023.

How much traffic does K4 HWY over South Branch Mission CR carry?

About 831 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is K4 HWY over South Branch Mission CR?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 38 ft wide.

Who owns K4 HWY over South Branch Mission CR?

It is owned by the State Highway Agency.