US Bridges

Rt K S over Is 229

Fair

Andrew County, Missouri · S 18 T 58 N R 35 W · Structure no. 952

Built
1983
42 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
353 ft
2 main spans
Daily traffic
2,390
2024 count
Owner
State
State Highway Agency

About this bridge

Rt K S over Is 229 is a steel continuous stringer/multi-beam or girder carrying Rt K S over Is 229 in Andrew County, Missouri. It was built in 1983, so it is 42 years old, younger 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 6 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 2,390 vehicles a day, roughly 5% of them trucks, projected to reach 3,227 by 2044. The structure is 353 ft (107.6 m) long and 47 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesRt K S
CrossesIs 229
LocationS 18 T 58 N R 35 W
RouteState Highway 0K
Coordinates39.83543, -94.86501
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.6 US tons
Inventory rating31.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 20
Structure length353 ft (107.6 m)
Longest span123 ft (37.5 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,390 (2024)
Projected traffic3,227 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed18 mi (29 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt K S over Is 229 built?

It was built in 1983, making it 42 years old in 2025.

What condition is Rt K S over Is 229 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 October 2024.

How much traffic does Rt K S over Is 229 carry?

About 2,390 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt K S over Is 229?

The structure is 353 ft (107.6 m) long with a longest span of 123 ft (37.5 m) and a deck 47 ft wide.

Who owns Rt K S over Is 229?

It is owned by the State Highway Agency.