US Bridges

County Road 150 over Bridge CR

PoorPosted for load

Carroll County, Missouri · S 25 T 55 N R 23 W · Structure no. 15388

Built
1930
95 years old, rebuilt 1985
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
3 main spans
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

County Road 150 over Bridge CR is a steel stringer/multi-beam or girder carrying County Road 150 over Bridge CR in Carroll County, Missouri. It was built in 1930 and reconstructed in 1985, 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 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. Its operating status is: posted for load restriction.

It carries about 35 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 50 ft (15.2 m) long and 15 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty Road 150
CrossesBridge CR
LocationS 25 T 55 N R 23 W
RouteCounty Highway 92
Coordinates39.5435, -93.42513
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating18.8 US tons
Inventory rating10.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length50 ft (15.2 m)
Longest span25 ft (7.6 m)
Deck width15 ft (4.7 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic39 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$399,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 150 over Bridge CR built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1985.

What condition is County Road 150 over Bridge CR 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 January 2024.

How much traffic does County Road 150 over Bridge CR carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County Road 150 over Bridge CR?

The structure is 50 ft (15.2 m) long with a longest span of 25 ft (7.6 m) and a deck 15 ft wide.

Who owns County Road 150 over Bridge CR?

It is owned by the County Highway Agency.