US Bridges

Mo 6 E over Thompson CR

Good

Daviess County, Missouri · S 13 T 59 N R 27 W · Structure no. 31798

Built
2007
18 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
4,453
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 6 E over Thompson CR is a prestressed concrete stringer/multi-beam or girder carrying Mo 6 E over Thompson CR in Daviess County, Missouri. It was built in 2007, so it is 18 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 4,453 vehicles a day, roughly 20% of them trucks, projected to reach 9,351 by 2044. The structure is 89 ft (27 m) long and 43 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesMo 6 E
CrossesThompson CR
LocationS 13 T 59 N R 27 W
RouteState Highway 6
Coordinates39.93199, -93.88066
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating36.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length89 ft (27 m)
Longest span85 ft (25.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,453 (2024)
Projected traffic9,351 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

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 6 E over Thompson CR built?

It was built in 2007, making it 18 years old in 2025.

What condition is Mo 6 E over Thompson 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 November 2023.

How much traffic does Mo 6 E over Thompson CR carry?

About 4,453 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is Mo 6 E over Thompson CR?

The structure is 89 ft (27 m) long with a longest span of 85 ft (25.9 m) and a deck 43 ft wide.

Who owns Mo 6 E over Thompson CR?

It is owned by the State Highway Agency.