US Bridges

US 54 W over Katy Trail

Fair

Callaway County, Missouri · S 10 T 44 N R 11 W · Structure no. 6590

Built
1957
68 years old, rebuilt 1991
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
146 ft
3 main spans
Daily traffic
18,988
2024 count
Owner
State
State Highway Agency

About this bridge

US 54 W over Katy Trail is a steel continuous stringer/multi-beam or girder carrying US 54 W over Katy Trail in Callaway County, Missouri. It was built in 1957 and reconstructed in 1991, so it is 68 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 18,988 vehicles a day, roughly 17% of them trucks, projected to reach 35,128 by 2044. The structure is 146 ft (44.5 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS 54 W
CrossesKaty Trail
LocationS 10 T 44 N R 11 W
RouteU.S. Route 54
CountyCallaway County
StateMissouri
Coordinates38.60546, -92.16131
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.6 US tons
Inventory rating28.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length146 ft (44.5 m)
Longest span54 ft (16.5 m)
Deck width39 ft (12 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,988 (2024)
Projected traffic35,128 by 2044
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 54 W over Katy Trail built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1991.

What condition is US 54 W over Katy Trail 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 November 2024.

How much traffic does US 54 W over Katy Trail carry?

About 18,988 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is US 54 W over Katy Trail?

The structure is 146 ft (44.5 m) long with a longest span of 54 ft (16.5 m) and a deck 39 ft wide.

Who owns US 54 W over Katy Trail?

It is owned by the State Highway Agency.