US Bridges

County RD 658 over Black Rvr

PoorPosted for load

Butler County, Missouri · S 10 T 23 N R 7 E · Structure no. 17648

Built
1917
108 years old, rebuilt 2000
Condition
Poor
inspected November 2023
Type
Truss - Thru
Steel
Length
219 ft
2 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 658 over Black Rvr is a steel truss - thru carrying County RD 658 over Black Rvr in Butler County, Missouri. It was built in 1917 and reconstructed in 2000, so it is 108 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 41 by 2044. The structure is 219 ft (66.8 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCounty RD 658
CrossesBlack Rvr
LocationS 10 T 23 N R 7 E
RouteCounty Highway 658
CountyButler County
StateMissouri
Coordinates36.64689, -90.30051
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
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 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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating12.9 US tons
Inventory rating9.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans2 (+5 approach)
Design loadOther
Structure length219 ft (66.8 m)
Longest span49 ft (14.9 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck14 ft (4.3 m)

Traffic and service

Average daily traffic30 (2024)
Projected traffic41 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 658 over Black Rvr built?

It was built in 1917, making it 108 years old in 2025. It was reconstructed in 2000.

What condition is County RD 658 over Black Rvr 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 November 2023.

How much traffic does County RD 658 over Black Rvr carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 658 over Black Rvr?

The structure is 219 ft (66.8 m) long with a longest span of 49 ft (14.9 m) and a deck 16 ft wide.

Who owns County RD 658 over Black Rvr?

It is owned by the County Highway Agency.