US Bridges

Rt Z E over Buck Run

Fair

Clark County, Missouri · S 12 T 63 N R 7 W · Structure no. 8598

Built
1931
94 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
246
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Z E over Buck Run is a concrete continuous culvert carrying Rt Z E over Buck Run in Clark County, Missouri. It was built in 1931, so it is 94 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 246 vehicles a day, roughly 10% of them trucks, projected to reach 357 by 2044. The structure is 21 ft (6.3 m) long and 22 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesRt Z E
CrossesBuck Run
LocationS 12 T 63 N R 7 W
RouteState Highway 0Z
Coordinates40.27393, -91.61311
Functional classRural Minor 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic246 (2024)
Projected traffic357 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 Buck Run built?

It was built in 1931, making it 94 years old in 2025.

What condition is Rt Z E over Buck Run 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 Buck Run carry?

About 246 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rt Z E over Buck Run?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 22 ft wide.

Who owns Rt Z E over Buck Run?

It is owned by the State Highway Agency.