US Bridges

Mo 7 S over Town CR

Poor

Henry County, Missouri · S 34 T 42 N R 26 W · Structure no. 446

Built
1962
63 years old, rebuilt 1996
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
165 ft
3 main spans
Daily traffic
17,970
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 7 S over Town CR is a steel continuous stringer/multi-beam or girder carrying Mo 7 S over Town CR in Henry County, Missouri. It was built in 1962 and reconstructed in 1996, so it is 63 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 17,970 vehicles a day, roughly 5% of them trucks, projected to reach 31,448 by 2044. The structure is 165 ft (50.3 m) long and 75 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesMo 7 S
CrossesTown CR
LocationS 34 T 42 N R 26 W
RouteState Highway 7
Coordinates38.38844, -93.7761
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating27.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span60 ft (18.3 m)
Deck width75 ft (23 m)
Roadway width73 ft (22.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,970 (2024)
Projected traffic31,448 by 2044
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 7 S over Town CR built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1996.

What condition is Mo 7 S over Town CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Mo 7 S over Town CR carry?

About 17,970 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mo 7 S over Town CR?

The structure is 165 ft (50.3 m) long with a longest span of 60 ft (18.3 m) and a deck 75 ft wide.

Who owns Mo 7 S over Town CR?

It is owned by the State Highway Agency.