US Bridges

Rt Z E over Sampson CR

Fair

Daviess County, Missouri · S 27 T 61 N R 29 W · Structure no. 636

Built
1961
64 years old, rebuilt 2023
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
173 ft
3 main spans
Daily traffic
590
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Z E over Sampson CR is a steel continuous stringer/multi-beam or girder carrying Rt Z E over Sampson CR in Daviess County, Missouri. It was built in 1961 and reconstructed in 2023, so it is 64 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 590 vehicles a day, roughly 21% of them trucks, projected to reach 767 by 2044. The structure is 173 ft (52.7 m) long and 27 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

Open in Google Maps
CarriesRt Z E
CrossesSampson CR
LocationS 27 T 61 N R 29 W
RouteState Highway 0Z
CountyDaviess County
StateMissouri
Coordinates40.04831, -94.15948
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
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 statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating23.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length173 ft (52.7 m)
Longest span70 ft (21.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic590 (2024)
Projected traffic767 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 Z E over Sampson CR built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2023.

What condition is Rt Z E over Sampson 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 Rt Z E over Sampson CR carry?

About 590 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is Rt Z E over Sampson CR?

The structure is 173 ft (52.7 m) long with a longest span of 70 ft (21.3 m) and a deck 27 ft wide.

Who owns Rt Z E over Sampson CR?

It is owned by the State Highway Agency.