US Bridges

Mo 8 E over Dry CR

Fair

Crawford County, Missouri · S 2 T 37 N R 5 W · Structure no. 8618

Built
1931
94 years old, rebuilt 1988
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
1,338
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 8 E over Dry CR is a concrete continuous culvert carrying Mo 8 E over Dry CR in Crawford County, Missouri. It was built in 1931 and reconstructed in 1988, so it is 94 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 1,338 vehicles a day, roughly 18% of them trucks, projected to reach 2,542 by 2044. The structure is 24 ft (7.2 m) long and 31 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesMo 8 E
CrossesDry CR
LocationS 2 T 37 N R 5 W
RouteState Highway 8
Coordinates37.95438, -91.44235
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length24 ft (7.2 m)
Longest span8 ft (2.4 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,338 (2024)
Projected traffic2,542 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 8 E over Dry CR built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1988.

What condition is Mo 8 E over Dry 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 May 2024.

How much traffic does Mo 8 E over Dry CR carry?

About 1,338 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Mo 8 E over Dry CR?

The structure is 24 ft (7.2 m) long with a longest span of 8 ft (2.4 m) and a deck 31 ft wide.

Who owns Mo 8 E over Dry CR?

It is owned by the State Highway Agency.