US Bridges

Mo 19 S over Rnd Sprgcav RD Prk SP

Poor

Shannon County, Missouri · S 20 T 30 N R 4 W · Structure no. 5386

Built
1930
95 years old
Condition
Poor
inspected December 2024
Type
Arch - Deck
Concrete
Length
523 ft
1 main span
Daily traffic
597
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 19 S over Rnd Sprgcav RD Prk SP is a concrete arch - deck carrying Mo 19 S over Rnd Sprgcav RD Prk SP in Shannon County, Missouri. It was built in 1930, so it is 95 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 597 vehicles a day, roughly 18% of them trucks, projected to reach 896 by 2044. The structure is 523 ft (159.4 m) long and 23 ft wide. If it were closed, the detour would be 55.3 mi (89 km).

CarriesMo 19 S
CrossesRnd Sprgcav RD Prk SP
LocationS 20 T 30 N R 4 W
RouteState Highway 19
Coordinates37.28181, -91.40957
Functional classRural Minor Arterial

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30.8 US tons
Inventory rating18.8 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+7 approach)
Design loadH 15
Structure length523 ft (159.4 m)
Longest span155 ft (47.2 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic597 (2024)
Projected traffic896 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed55.3 mi (89 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 19 S over Rnd Sprgcav RD Prk SP built?

It was built in 1930, making it 95 years old in 2025.

What condition is Mo 19 S over Rnd Sprgcav RD Prk SP 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 December 2024.

How much traffic does Mo 19 S over Rnd Sprgcav RD Prk SP carry?

About 597 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Mo 19 S over Rnd Sprgcav RD Prk SP?

The structure is 523 ft (159.4 m) long with a longest span of 155 ft (47.2 m) and a deck 23 ft wide.

Who owns Mo 19 S over Rnd Sprgcav RD Prk SP?

It is owned by the State Highway Agency.