US Bridges

Rt Z S over Young CR

Fair

Audrain County, Missouri · S 34 T 53 N R 9 W · Structure no. 2124

Built
1969
56 years old, rebuilt 2014
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
214 ft
3 main spans
Daily traffic
222
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Z S over Young CR is a steel continuous stringer/multi-beam or girder carrying Rt Z S over Young CR in Audrain County, Missouri. It was built in 1969 and reconstructed in 2014, so it is 56 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 222 vehicles a day, roughly 16% of them trucks, projected to reach 322 by 2044. The structure is 214 ft (65.2 m) long and 31 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesRt Z S
CrossesYoung CR
LocationS 34 T 53 N R 9 W
RouteState Highway 0Z
CountyAudrain County
StateMissouri
Coordinates39.33072, -91.89355
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating31.7 US tons
Inventory rating18.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length214 ft (65.2 m)
Longest span89 ft (27.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic222 (2024)
Projected traffic322 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 S over Young CR built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2014.

What condition is Rt Z S over Young 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 October 2023.

How much traffic does Rt Z S over Young CR carry?

About 222 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is Rt Z S over Young CR?

The structure is 214 ft (65.2 m) long with a longest span of 89 ft (27.1 m) and a deck 31 ft wide.

Who owns Rt Z S over Young CR?

It is owned by the State Highway Agency.