US Bridges

Cameron RD over Br of Carroll CR

FairPosted for load

Clay County, Missouri · S 8 T 53 N R 30 W · Structure no. 14578

Built
1930
95 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
45 ft
1 main span
Daily traffic
114
2024 count
Owner
County
County Highway Agency

About this bridge

Cameron RD over Br of Carroll CR is a concrete culvert carrying Cameron RD over Br of Carroll CR in Clay County, Missouri. It was built in 1930, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 114 vehicles a day, roughly 10% of them trucks, projected to reach 177 by 2044. The structure is 45 ft (13.7 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCameron RD
CrossesBr of Carroll CR
LocationS 8 T 53 N R 30 W
RouteCounty Highway 70
CountyClay County
StateMissouri
Coordinates39.42248, -94.29487
Functional classRural 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating25.8 US tons
Inventory rating18.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadOther
Structure length45 ft (13.7 m)
Longest span42 ft (12.8 m)
Deck width19 ft (5.9 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic114 (2024)
Projected traffic177 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$153,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cameron RD over Br of Carroll CR built?

It was built in 1930, making it 95 years old in 2025.

What condition is Cameron RD over Br of Carroll 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 2023.

How much traffic does Cameron RD over Br of Carroll CR carry?

About 114 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Cameron RD over Br of Carroll CR?

The structure is 45 ft (13.7 m) long with a longest span of 42 ft (12.8 m) and a deck 19 ft wide.

Who owns Cameron RD over Br of Carroll CR?

It is owned by the County Highway Agency.