US Bridges

County RD 118 over Troublesome CR

Poor

Marion County, Missouri · S 14 T 59 N R 7 W · Structure no. 14099

Built
1975
50 years old
Condition
Poor
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
3 main spans
Daily traffic
65
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 118 over Troublesome CR is a steel stringer/multi-beam or girder carrying County RD 118 over Troublesome CR in Marion County, Missouri. It was built in 1975, so it is 50 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 65 vehicles a day, roughly 10% of them trucks, projected to reach 81 by 2043. The structure is 106 ft (32.3 m) long and 22 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesCounty RD 118
CrossesTroublesome CR
LocationS 14 T 59 N R 7 W
RouteCounty Highway 56
CountyMarion County
StateMissouri
Coordinates39.90792, -91.65414
Functional classRural Local

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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length106 ft (32.3 m)
Longest span39 ft (11.9 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2023)
Projected traffic81 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$509,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 118 over Troublesome CR built?

It was built in 1975, making it 50 years old in 2025.

What condition is County RD 118 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 February 2023.

How much traffic does County RD 118 over Troublesome CR carry?

About 65 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 118 over Troublesome CR?

The structure is 106 ft (32.3 m) long with a longest span of 39 ft (11.9 m) and a deck 22 ft wide.

Who owns County RD 118 over Troublesome CR?

It is owned by the County Highway Agency.