US Bridges

Or 44 E over Calvin Br

Fair

Laclede County, Missouri · S 6 T 32 N R 17 W · Structure no. 1561

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
316
2024 count
Owner
State
State Highway Agency

About this bridge

Or 44 E over Calvin Br is a concrete continuous culvert carrying Or 44 E over Calvin Br in Laclede County, Missouri. It was built in 1967, so it is 58 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 316 vehicles a day, roughly 10% of them trucks, projected to reach 474 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesOr 44 E
CrossesCalvin Br
LocationS 6 T 32 N R 17 W
RouteState Highway 44
CountyLaclede County
StateMissouri
Coordinates37.51317, -92.8376
Functional classRural Local

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 inspectionAugust 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 rating70.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic316 (2024)
Projected traffic474 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Or 44 E over Calvin Br built?

It was built in 1967, making it 58 years old in 2025.

What condition is Or 44 E over Calvin 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 August 2023.

How much traffic does Or 44 E over Calvin Br carry?

About 316 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Or 44 E over Calvin Br?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Or 44 E over Calvin Br?

It is owned by the State Highway Agency.