US Bridges

County RD 418 over Malone CR

FairPosted for load

Bollinger County, Missouri · S 34 T 30 N R 10 E · Structure no. 16713

Built
1933
92 years old, rebuilt 2009
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 418 over Malone CR is a steel stringer/multi-beam or girder carrying County RD 418 over Malone CR in Bollinger County, Missouri. It was built in 1933 and reconstructed in 2009, so it is 92 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: posted for load restriction.

It carries about 35 vehicles a day, roughly 10% of them trucks, projected to reach 46 by 2044. The structure is 35 ft (10.8 m) long and 16 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCounty RD 418
CrossesMalone CR
LocationS 34 T 30 N R 10 E
RouteCounty Highway 130
CountyBollinger County
StateMissouri
Coordinates37.23176, -89.93106
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable 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 rating54.6 US tons
Inventory rating32.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length35 ft (10.8 m)
Longest span33 ft (10.2 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic46 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 418 over Malone CR built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 2009.

What condition is County RD 418 over Malone 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 November 2023.

How much traffic does County RD 418 over Malone CR carry?

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

How long is County RD 418 over Malone CR?

The structure is 35 ft (10.8 m) long with a longest span of 33 ft (10.2 m) and a deck 16 ft wide.

Who owns County RD 418 over Malone CR?

It is owned by the County Highway Agency.