US Bridges

Rt B S over Zounds CR

Poor

Gentry County, Missouri · S 31 T 64 N R 32 W · Structure no. 1565

Built
1967
58 years old, rebuilt 2024
Condition
Poor
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
3 main spans
Daily traffic
331
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Zounds CR is a steel stringer/multi-beam or girder carrying Rt B S over Zounds CR in Gentry County, Missouri. It was built in 1967 and reconstructed in 2024, so it is 58 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.

It carries about 331 vehicles a day, roughly 11% of them trucks, projected to reach 430 by 2044. The structure is 106 ft (32.3 m) long and 29 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesRt B S
CrossesZounds CR
LocationS 31 T 64 N R 32 W
RouteState Highway 0B
CountyGentry County
StateMissouri
Coordinates40.31292, -94.54728
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.7 US tons
Inventory rating20.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length106 ft (32.3 m)
Longest span45 ft (13.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic331 (2024)
Projected traffic430 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt B S over Zounds CR built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2024.

What condition is Rt B S over Zounds 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 November 2023.

How much traffic does Rt B S over Zounds CR carry?

About 331 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt B S over Zounds CR?

The structure is 106 ft (32.3 m) long with a longest span of 45 ft (13.8 m) and a deck 29 ft wide.

Who owns Rt B S over Zounds CR?

It is owned by the State Highway Agency.