US Bridges

Mo 10 W over US 69

Fair

Clay County, Missouri · S 10 T 52 N R 30 W · Structure no. 6666

Built
1954
71 years old, rebuilt 2010
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
161 ft
3 main spans
Daily traffic
6,169
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 10 W over US 69 is a steel stringer/multi-beam or girder carrying Mo 10 W over US 69 in Clay County, Missouri. It was built in 1954 and reconstructed in 2010, so it is 71 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 5 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 6,169 vehicles a day, roughly 3% of them trucks, projected to reach 9,870 by 2044. The structure is 161 ft (49.1 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMo 10 W
CrossesUS 69
LocationS 10 T 52 N R 30 W
RouteState Highway 10
CountyClay County
StateMissouri
Coordinates39.33477, -94.26023
Functional classUrban Other Principal Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length161 ft (49.1 m)
Longest span55 ft (16.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,169 (2024)
Projected traffic9,870 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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$1.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mo 10 W over US 69 built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2010.

What condition is Mo 10 W over US 69 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 Mo 10 W over US 69 carry?

About 6,169 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Mo 10 W over US 69?

The structure is 161 ft (49.1 m) long with a longest span of 55 ft (16.8 m) and a deck 29 ft wide.

Who owns Mo 10 W over US 69?

It is owned by the State Highway Agency.