US Bridges

Rt M S over Flat CR

Good

Pettis County, Missouri · S 24 T 45 N R 21 W · Structure no. 35488

Built
2017
8 years old
Condition
Good
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
310 ft
3 main spans
Daily traffic
2,003
2024 count
Owner
State
State Highway Agency

About this bridge

Rt M S over Flat CR is a prestressed concrete tee beam carrying Rt M S over Flat CR in Pettis County, Missouri. It was built in 2017, so it is 8 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 2,003 vehicles a day, roughly 5% of them trucks, projected to reach 3,205 by 2044. The structure is 310 ft (94.4 m) long and 27 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesRt M S
CrossesFlat CR
LocationS 24 T 45 N R 21 W
RouteState Highway 0M
Coordinates38.66261, -93.18031
Functional classRural Major Collector

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 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating56.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length310 ft (94.4 m)
Longest span118 ft (36 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,003 (2024)
Projected traffic3,205 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Rt M S over Flat CR built?

It was built in 2017, making it 8 years old in 2025.

What condition is Rt M S over Flat 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 Rt M S over Flat CR carry?

About 2,003 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt M S over Flat CR?

The structure is 310 ft (94.4 m) long with a longest span of 118 ft (36 m) and a deck 27 ft wide.

Who owns Rt M S over Flat CR?

It is owned by the State Highway Agency.