US Bridges

Rt Mm E over Clifton CR

Fair

Callaway County, Missouri · S 35 T 46 N R 11 W · Structure no. 7224

Built
1959
66 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
1,343
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Mm E over Clifton CR is a concrete continuous culvert carrying Rt Mm E over Clifton CR in Callaway County, Missouri. It was built in 1959, so it is 66 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,343 vehicles a day, roughly 5% of them trucks, projected to reach 2,082 by 2044. The structure is 27 ft (8.2 m) long and 37 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRt Mm E
CrossesClifton CR
LocationS 35 T 46 N R 11 W
RouteState Highway 0MM
Coordinates38.72103, -92.13633
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.6 US tons
Inventory rating27.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length27 ft (8.2 m)
Longest span10 ft (3 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,343 (2024)
Projected traffic2,082 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Rt Mm E over Clifton CR built?

It was built in 1959, making it 66 years old in 2025.

What condition is Rt Mm E over Clifton CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Rt Mm E over Clifton CR carry?

About 1,343 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt Mm E over Clifton CR?

The structure is 27 ft (8.2 m) long with a longest span of 10 ft (3 m) and a deck 37 ft wide.

Who owns Rt Mm E over Clifton CR?

It is owned by the State Highway Agency.