US Bridges

Mo 7 S over Deer CR

Fair

Henry County, Missouri · S 1 T 41 N R 25 W · Structure no. 1355

Built
1978
47 years old, rebuilt 2009
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
215 ft
3 main spans
Daily traffic
6,842
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 7 S over Deer CR is a steel continuous stringer/multi-beam or girder carrying Mo 7 S over Deer CR in Henry County, Missouri. It was built in 1978 and reconstructed in 2009, so it is 47 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 6,842 vehicles a day, roughly 7% of them trucks, projected to reach 11,974 by 2044. The structure is 215 ft (65.6 m) long and 33 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesMo 7 S
CrossesDeer CR
LocationS 1 T 41 N R 25 W
RouteState Highway 7
CountyHenry County
StateMissouri
Coordinates38.36626, -93.73788
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating32.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length215 ft (65.6 m)
Longest span82 ft (25 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,842 (2024)
Projected traffic11,974 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 7 S over Deer CR built?

It was built in 1978, making it 47 years old in 2025. It was reconstructed in 2009.

What condition is Mo 7 S over Deer 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 September 2024.

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

About 6,842 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Mo 7 S over Deer CR?

The structure is 215 ft (65.6 m) long with a longest span of 82 ft (25 m) and a deck 33 ft wide.

Who owns Mo 7 S over Deer CR?

It is owned by the State Highway Agency.