US Bridges

Chouteau RD over Mckenzie CR

Good

Vernon County, Missouri · S 7 T 37 N R 29 W · Structure no. 37091

Built
2023
2 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Chouteau RD over Mckenzie CR is a steel stringer/multi-beam or girder carrying Chouteau RD over Mckenzie CR in Vernon County, Missouri. It was built in 2023, so it is 2 years old, younger than the Missouri average of 45.1 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 26 by 2043. The structure is 28 ft (8.4 m) long and 23 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

Location

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CarriesChouteau RD
CrossesMckenzie CR
LocationS 7 T 37 N R 29 W
RouteCounty Highway 129
CountyVernon County
StateMissouri
Coordinates37.99785, -94.16173
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.4 m)
Longest span24 ft (7.4 m)
Deck width23 ft (7 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic26 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Chouteau RD over Mckenzie CR built?

It was built in 2023, making it 2 years old in 2025.

What condition is Chouteau RD over Mckenzie 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 January 2024.

How much traffic does Chouteau RD over Mckenzie CR carry?

About 20 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Chouteau RD over Mckenzie CR?

The structure is 28 ft (8.4 m) long with a longest span of 24 ft (7.4 m) and a deck 23 ft wide.

Who owns Chouteau RD over Mckenzie CR?

It is owned by the County Highway Agency.