US Bridges

Rt Aa E over Elm CR

Fair

Schuyler County, Missouri · S 20 T 66 N R 15 W · Structure no. 5224

Built
1929
96 years old
Condition
Fair
inspected December 2023
Type
Tee Beam
Concrete
Length
98 ft
3 main spans
Daily traffic
234
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Aa E over Elm CR is a concrete tee beam carrying Rt Aa E over Elm CR in Schuyler County, Missouri. It was built in 1929, so it is 96 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 234 vehicles a day, roughly 13% of them trucks, projected to reach 293 by 2044. The structure is 98 ft (29.9 m) long and 23 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesRt Aa E
CrossesElm CR
LocationS 20 T 66 N R 15 W
RouteState Highway 0AA
Coordinates40.50825, -92.6018
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length98 ft (29.9 m)
Longest span32 ft (9.9 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic234 (2024)
Projected traffic293 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Rt Aa E over Elm CR built?

It was built in 1929, making it 96 years old in 2025.

What condition is Rt Aa E over Elm 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 December 2023.

How much traffic does Rt Aa E over Elm CR carry?

About 234 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Rt Aa E over Elm CR?

The structure is 98 ft (29.9 m) long with a longest span of 32 ft (9.9 m) and a deck 23 ft wide.

Who owns Rt Aa E over Elm CR?

It is owned by the State Highway Agency.