US Bridges

Rt K S over Spring Branch

Fair

Polk County, Missouri · S 4 T 31 N R 22 W · Structure no. 5884

Built
1936
89 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
430
2024 count
Owner
State
State Highway Agency

About this bridge

Rt K S over Spring Branch is a concrete continuous culvert carrying Rt K S over Spring Branch in Polk County, Missouri. It was built in 1936, so it is 89 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 430 vehicles a day, roughly 11% of them trucks, projected to reach 688 by 2044. The structure is 28 ft (8.6 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRt K S
CrossesSpring Branch
LocationS 4 T 31 N R 22 W
RouteState Highway 0K
Coordinates37.44126, -93.34683
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating15.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length28 ft (8.6 m)
Longest span6 ft (1.8 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2024)
Projected traffic688 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Rt K S over Spring Branch built?

It was built in 1936, making it 89 years old in 2025.

What condition is Rt K S over Spring Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Rt K S over Spring Branch carry?

About 430 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt K S over Spring Branch?

The structure is 28 ft (8.6 m) long with a longest span of 6 ft (1.8 m) and a deck 34 ft wide.

Who owns Rt K S over Spring Branch?

It is owned by the State Highway Agency.