US Bridges

Rt Z S over Sharpsburg Br

Fair

Ralls County, Missouri · S 8 T 56 N R 7 W · Structure no. 2939

Built
1978
47 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
975
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Z S over Sharpsburg Br is a concrete continuous culvert carrying Rt Z S over Sharpsburg Br in Ralls County, Missouri. It was built in 1978, so it is 47 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 975 vehicles a day, roughly 9% of them trucks, projected to reach 1,414 by 2044. The structure is 23 ft (7 m) long and 45 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesRt Z S
CrossesSharpsburg Br
LocationS 8 T 56 N R 7 W
RouteState Highway 0Z
CountyRalls County
StateMissouri
Coordinates39.66766, -91.71488
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.3 US tons
Inventory rating53.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width45 ft (13.7 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic975 (2024)
Projected traffic1,414 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Sharpsburg Br built?

It was built in 1978, making it 47 years old in 2025.

What condition is Rt Z S over Sharpsburg Br 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 2024.

How much traffic does Rt Z S over Sharpsburg Br carry?

About 975 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Rt Z S over Sharpsburg Br?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m) and a deck 45 ft wide.

Who owns Rt Z S over Sharpsburg Br?

It is owned by the State Highway Agency.