US Bridges

Rt a S over Troublesome CR

PoorPosted for load

Marion County, Missouri · S 13 T 59 N R 7 W · Structure no. 9628

Built
1954
71 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
214 ft
3 main spans
Daily traffic
477
2024 count
Owner
State
State Highway Agency

About this bridge

Rt a S over Troublesome CR is a steel continuous stringer/multi-beam or girder carrying Rt a S over Troublesome CR in Marion County, Missouri. It was built in 1954, so it is 71 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. Its operating status is: posted for load restriction.

It carries about 477 vehicles a day, roughly 12% of them trucks, projected to reach 692 by 2044. The structure is 214 ft (65.2 m) long and 22 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

Location

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CarriesRt a S
CrossesTroublesome CR
LocationS 13 T 59 N R 7 W
RouteState Highway 0A
CountyMarion County
StateMissouri
Coordinates39.9036, -91.62441
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating24.8 US tons
Inventory rating10.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length214 ft (65.2 m)
Longest span80 ft (24.4 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic477 (2024)
Projected traffic692 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.2 mi (47 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt a S over Troublesome CR built?

It was built in 1954, making it 71 years old in 2025.

What condition is Rt a S over Troublesome CR 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 October 2023.

How much traffic does Rt a S over Troublesome CR carry?

About 477 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Rt a S over Troublesome CR?

The structure is 214 ft (65.2 m) long with a longest span of 80 ft (24.4 m) and a deck 22 ft wide.

Who owns Rt a S over Troublesome CR?

It is owned by the State Highway Agency.