US Bridges

County RD NE 230 over Bear CR

PoorClosed to traffic

St. Clair County, Missouri · S 16 T 38 N R 24 W · Structure no. 19821

Built
1960
65 years old
Condition
Poor
inspected December 2023
Type
Slab
Concrete Continuous
Length
60 ft
6 main spans
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

County RD NE 230 over Bear CR is a concrete continuous slab carrying County RD NE 230 over Bear CR in St. Clair County, Missouri. It was built in 1960, so it is 65 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 3 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: closed to all traffic.

It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 30 by 2043. The structure is 60 ft (18.3 m) long and 14 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty RD NE 230
CrossesBear CR
LocationS 16 T 38 N R 24 W
RouteCounty Highway 235
Coordinates38.04871, -93.56383
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
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.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadOther
Structure length60 ft (18.3 m)
Longest span9 ft (2.7 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic30 by 2043
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$455,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD NE 230 over Bear CR built?

It was built in 1960, making it 65 years old in 2025.

What condition is County RD NE 230 over Bear 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 December 2023.

How much traffic does County RD NE 230 over Bear CR carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD NE 230 over Bear CR?

The structure is 60 ft (18.3 m) long with a longest span of 9 ft (2.7 m) and a deck 14 ft wide.

Who owns County RD NE 230 over Bear CR?

It is owned by the County Highway Agency.