US Bridges

Mo 22 E over Long Br

Fair

Boone County, Missouri · S 1 T 51 N R 12 W · Structure no. 6364

Built
1956
69 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
3,005
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 22 E over Long Br is a concrete continuous culvert carrying Mo 22 E over Long Br in Boone County, Missouri. It was built in 1956, so it is 69 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 3,005 vehicles a day, roughly 13% of them trucks, projected to reach 5,559 by 2044. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesMo 22 E
CrossesLong Br
LocationS 1 T 51 N R 12 W
RouteState Highway 22
CountyBoone County
StateMissouri
Coordinates39.23746, -92.2083
Functional classRural Minor Arterial

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 inspectionOctober 2023
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 rating110.1 US tons
Inventory rating72.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 20
Structure length35 ft (10.6 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,005 (2024)
Projected traffic5,559 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

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 22 E over Long Br built?

It was built in 1956, making it 69 years old in 2025.

What condition is Mo 22 E over Long Br 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 October 2023.

How much traffic does Mo 22 E over Long Br carry?

About 3,005 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Mo 22 E over Long Br?

The structure is 35 ft (10.6 m) long with a longest span of 11 ft (3.4 m).

Who owns Mo 22 E over Long Br?

It is owned by the State Highway Agency.