US Bridges

Mo 39 S over Buffalo CR

Good

Dade County, Missouri · S 1 T 30 N R 27 W · Structure no. 4158

Built
1995
30 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
261 ft
3 main spans
Daily traffic
1,327
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 39 S over Buffalo CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Mo 39 S over Buffalo CR in Dade County, Missouri. It was built in 1995, so it is 30 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,327 vehicles a day, roughly 19% of them trucks, projected to reach 1,791 by 2044. The structure is 261 ft (79.6 m) long and 41 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesMo 39 S
CrossesBuffalo CR
LocationS 1 T 30 N R 27 W
RouteState Highway 39
Coordinates37.37072, -93.84687
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.3 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length261 ft (79.6 m)
Longest span87 ft (26.6 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,327 (2024)
Projected traffic1,791 by 2044
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Mo 39 S over Buffalo CR built?

It was built in 1995, making it 30 years old in 2025.

What condition is Mo 39 S over Buffalo 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 November 2024.

How much traffic does Mo 39 S over Buffalo CR carry?

About 1,327 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is Mo 39 S over Buffalo CR?

The structure is 261 ft (79.6 m) long with a longest span of 87 ft (26.6 m) and a deck 41 ft wide.

Who owns Mo 39 S over Buffalo CR?

It is owned by the State Highway Agency.