US Bridges

US 54 E over Bu 54

Poor

Miller County, Missouri · S 26 T 42 N R 15 W · Structure no. 2396

Built
1973
52 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
234 ft
2 main spans
Daily traffic
6,847
2024 count
Owner
State
State Highway Agency

About this bridge

US 54 E over Bu 54 is a steel continuous stringer/multi-beam or girder carrying US 54 E over Bu 54 in Miller County, Missouri. It was built in 1973, so it is 52 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,847 vehicles a day, roughly 16% of them trucks, projected to reach 11,982 by 2044. The structure is 234 ft (71.3 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS 54 E
CrossesBu 54
LocationS 26 T 42 N R 15 W
RouteU.S. Route 54
CountyMiller County
StateMissouri
Coordinates38.36287, -92.54487
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.5 US tons
Inventory rating37.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 20
Structure length234 ft (71.3 m)
Longest span116 ft (35.4 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,847 (2024)
Projected traffic11,982 by 2044
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 54 E over Bu 54 built?

It was built in 1973, making it 52 years old in 2025.

What condition is US 54 E over Bu 54 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does US 54 E over Bu 54 carry?

About 6,847 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is US 54 E over Bu 54?

The structure is 234 ft (71.3 m) long with a longest span of 116 ft (35.4 m) and a deck 42 ft wide.

Who owns US 54 E over Bu 54?

It is owned by the State Highway Agency.