US Bridges

US 61 S over Buchanan CR

Fair

Lincoln County, Missouri · S 25 T 49 N R 1 W · Structure no. 2256

Built
1970
55 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
37,803
2024 count
Owner
State
State Highway Agency

About this bridge

US 61 S over Buchanan CR is a concrete continuous culvert carrying US 61 S over Buchanan CR in Lincoln County, Missouri. It was built in 1970, so it is 55 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 37,803 vehicles a day, roughly 21% of them trucks, projected to reach 75,606 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 61 S
CrossesBuchanan CR
LocationS 25 T 49 N R 1 W
RouteU.S. Route 61
Coordinates38.97349, -90.96135
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 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 rating96.2 US tons
Inventory rating57.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
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 traffic37,803 (2024)
Projected traffic75,606 by 2044
Trucks21%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 61 S over Buchanan CR built?

It was built in 1970, making it 55 years old in 2025.

What condition is US 61 S over Buchanan 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 September 2024.

How much traffic does US 61 S over Buchanan CR carry?

About 37,803 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is US 61 S over Buchanan CR?

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

Who owns US 61 S over Buchanan CR?

It is owned by the State Highway Agency.