US Bridges

Is 44 E over Boone CR

Fair

Crawford County, Missouri · S 35 T 40 N R 3 W · Structure no. 6076

Built
1951
74 years old, rebuilt 1968
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
36,867
2024 count
Owner
State
State Highway Agency

About this bridge

Is 44 E over Boone CR is a concrete continuous culvert carrying Is 44 E over Boone CR in Crawford County, Missouri. It was built in 1951 and reconstructed in 1968, so it is 74 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 36,867 vehicles a day, roughly 35% of them trucks, projected to reach 70,047 by 2044. The structure is 30 ft (9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 44 E
CrossesBoone CR
LocationS 35 T 40 N R 3 W
RouteInterstate 44
Coordinates38.16245, -91.22978
Functional classRural Principal Arterial - Interstate

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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length30 ft (9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,867 (2024)
Projected traffic70,047 by 2044
Trucks35%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Is 44 E over Boone CR built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1968.

What condition is Is 44 E over Boone 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 Is 44 E over Boone CR carry?

About 36,867 vehicles per day (2024 count), of which roughly 35% are trucks.

How long is Is 44 E over Boone CR?

The structure is 30 ft (9 m) long with a longest span of 10 ft (3 m).

Who owns Is 44 E over Boone CR?

It is owned by the State Highway Agency.