US Bridges

Rt M S over Makenzie CR

PoorPosted for load

Vernon County, Missouri · S 6 T 37 N R 29 W · Structure no. 9027

Built
1935
90 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
3 main spans
Daily traffic
431
2024 count
Owner
State
State Highway Agency

About this bridge

Rt M S over Makenzie CR is a steel stringer/multi-beam or girder carrying Rt M S over Makenzie CR in Vernon County, Missouri. It was built in 1935, so it is 90 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 431 vehicles a day, roughly 11% of them trucks, projected to reach 603 by 2044. The structure is 84 ft (25.6 m) long and 21 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesRt M S
CrossesMakenzie CR
LocationS 6 T 37 N R 29 W
RouteState Highway 0M
Coordinates38.01914, -94.15089
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating15.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length84 ft (25.6 m)
Longest span27 ft (8.2 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic431 (2024)
Projected traffic603 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt M S over Makenzie CR built?

It was built in 1935, making it 90 years old in 2025.

What condition is Rt M S over Makenzie CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Rt M S over Makenzie CR carry?

About 431 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt M S over Makenzie CR?

The structure is 84 ft (25.6 m) long with a longest span of 27 ft (8.2 m) and a deck 21 ft wide.

Who owns Rt M S over Makenzie CR?

It is owned by the State Highway Agency.