US Bridges

Mo 15 S over N Fk Wyaconda Rvr

Good

Scotland County, Missouri · S 31 T 67 N R 11 W · Structure no. 36914

Built
2022
3 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
1,367
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 15 S over N Fk Wyaconda Rvr is a prestressed concrete tee beam carrying Mo 15 S over N Fk Wyaconda Rvr in Scotland County, Missouri. It was built in 2022, so it is 3 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 1,367 vehicles a day, roughly 22% of them trucks, projected to reach 2,119 by 2044. The structure is 84 ft (25.5 m) long and 31 ft wide. If it were closed, the detour would be 44.7 mi (72 km).

CarriesMo 15 S
CrossesN Fk Wyaconda Rvr
LocationS 31 T 67 N R 11 W
RouteState Highway 15
Coordinates40.57247, -92.14972
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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 rating81.4 US tons
Inventory rating32.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length84 ft (25.5 m)
Longest span84 ft (25.5 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,367 (2024)
Projected traffic2,119 by 2044
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.7 mi (72 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 N Fk Wyaconda Rvr built?

It was built in 2022, making it 3 years old in 2025.

What condition is Mo 15 S over N Fk Wyaconda Rvr 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 July 2024.

How much traffic does Mo 15 S over N Fk Wyaconda Rvr carry?

About 1,367 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is Mo 15 S over N Fk Wyaconda Rvr?

The structure is 84 ft (25.5 m) long with a longest span of 84 ft (25.5 m) and a deck 31 ft wide.

Who owns Mo 15 S over N Fk Wyaconda Rvr?

It is owned by the State Highway Agency.