US Bridges

Campbell DR over Shoal CR

FairClosed to traffic

Clay County, Missouri · S 21 T 51 N R 32 W · Structure no. 20117

Built
1921
104 years old
Condition
Fair
inspected December 2021
Type
Arch - Deck
Concrete
Length
60 ft
1 main span
Daily traffic
300
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Campbell DR over Shoal CR is a concrete arch - deck carrying Campbell DR over Shoal CR in Clay County, Missouri. It was built in 1921, so it is 104 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. Its operating status is: closed to all traffic.

It carries about 300 vehicles a day, roughly 10% of them trucks, projected to reach 480 by 2044. The structure is 60 ft (18.3 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCampbell DR
CrossesShoal CR
LocationS 21 T 51 N R 32 W
RouteCity Street 0
CountyClay County
StateMissouri
Coordinates39.21564, -94.44772
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2021
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length60 ft (18.3 m)
Longest span39 ft (11.9 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2024)
Projected traffic480 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$566,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Campbell DR over Shoal CR built?

It was built in 1921, making it 104 years old in 2025.

What condition is Campbell DR over Shoal 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 2021.

How much traffic does Campbell DR over Shoal CR carry?

About 300 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Campbell DR over Shoal CR?

The structure is 60 ft (18.3 m) long with a longest span of 39 ft (11.9 m) and a deck 20 ft wide.

Who owns Campbell DR over Shoal CR?

It is owned by the City or Municipal Highway Agency.