US Bridges

US 54 E over Beaver Dam CR

Fair

Audrain County, Missouri · S 26 T 50 N R 9 W · Structure no. 3828

Built
1989
36 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
130 ft
3 main spans
Daily traffic
5,957
2024 count
Owner
State
State Highway Agency

About this bridge

US 54 E over Beaver Dam CR is a prestressed concrete continuous tee beam carrying US 54 E over Beaver Dam CR in Audrain County, Missouri. It was built in 1989, so it is 36 years old, younger 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 5,957 vehicles a day, roughly 17% of them trucks, projected to reach 11,318 by 2044. The structure is 130 ft (39.6 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 54 E
CrossesBeaver Dam CR
LocationS 26 T 50 N R 9 W
RouteU.S. Route 54
Coordinates39.07823, -91.89819
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 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
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length130 ft (39.6 m)
Longest span44 ft (13.3 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,957 (2024)
Projected traffic11,318 by 2044
Trucks17%
Lanes on structure2
Traffic directionOne-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 54 E over Beaver Dam CR built?

It was built in 1989, making it 36 years old in 2025.

What condition is US 54 E over Beaver Dam 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 October 2023.

How much traffic does US 54 E over Beaver Dam CR carry?

About 5,957 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is US 54 E over Beaver Dam CR?

The structure is 130 ft (39.6 m) long with a longest span of 44 ft (13.3 m) and a deck 41 ft wide.

Who owns US 54 E over Beaver Dam CR?

It is owned by the State Highway Agency.