US Bridges

US 36 E over Sand Br

Fair

Macon County, Missouri · S 11 T 57 N R 16 W · Structure no. 6536

Built
1956
69 years old, rebuilt 2003
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
4,518
2024 count
Owner
State
State Highway Agency

About this bridge

US 36 E over Sand Br is a concrete continuous culvert carrying US 36 E over Sand Br in Macon County, Missouri. It was built in 1956 and reconstructed in 2003, 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 4,518 vehicles a day, roughly 37% of them trucks, projected to reach 7,907 by 2044. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 39.8 mi (64 km).

CarriesUS 36 E
CrossesSand Br
LocationS 11 T 57 N R 16 W
RouteU.S. Route 36
Coordinates39.75941, -92.65867
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 inspectionSeptember 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 rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.3 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,518 (2024)
Projected traffic7,907 by 2044
Trucks37%
Lanes on structure2
Traffic directionOne-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 US 36 E over Sand Br built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2003.

What condition is US 36 E over Sand 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 September 2023.

How much traffic does US 36 E over Sand Br carry?

About 4,518 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is US 36 E over Sand Br?

The structure is 21 ft (6.3 m) long with a longest span of 9 ft (2.7 m).

Who owns US 36 E over Sand Br?

It is owned by the State Highway Agency.