US Bridges

Mo 15 S over Messner CR

Good

Shelby County, Missouri · S 4 T 58 N R 10 W · Structure no. 32309

Built
2008
17 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete Continuous
Length
50 ft
3 main spans
Daily traffic
1,294
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 15 S over Messner CR is a concrete continuous culvert carrying Mo 15 S over Messner CR in Shelby County, Missouri. It was built in 2008, so it is 17 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,294 vehicles a day, roughly 14% of them trucks, projected to reach 2,006 by 2044. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 19.9 mi (32 km).

CarriesMo 15 S
CrossesMessner CR
LocationS 4 T 58 N R 10 W
RouteState Highway 15
Coordinates39.85927, -92.02717
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert9 ExcellentNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,294 (2024)
Projected traffic2,006 by 2044
Trucks14%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 15 S over Messner CR built?

It was built in 2008, making it 17 years old in 2025.

What condition is Mo 15 S over Messner 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 September 2021.

How much traffic does Mo 15 S over Messner CR carry?

About 1,294 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Mo 15 S over Messner CR?

The structure is 50 ft (15.2 m) long with a longest span of 16 ft (4.9 m).

Who owns Mo 15 S over Messner CR?

It is owned by the State Highway Agency.