US Bridges

Suemandy DR over Trib of Spencer CR

FairPosted for load

St. Charles County, Missouri · S 30 T 47 N R 4 E · Structure no. 29246

Built
1981
44 years old, rebuilt 2002
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
20 ft
2 main spans
Daily traffic
5,600
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Suemandy DR over Trib of Spencer CR is a concrete continuous culvert carrying Suemandy DR over Trib of Spencer CR in St. Charles County, Missouri. It was built in 1981 and reconstructed in 2002, so it is 44 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 5,600 vehicles a day, roughly 10% of them trucks, projected to reach 8,680 by 2044. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSuemandy DR
CrossesTrib of Spencer CR
LocationS 30 T 47 N R 4 E
RouteCity Street 0
CountySt. Charles County
StateMissouri
Coordinates38.7962, -90.61064
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2024)
Projected traffic8,680 by 2044
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Suemandy DR over Trib of Spencer CR built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 2002.

What condition is Suemandy DR over Trib of Spencer 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 January 2024.

How much traffic does Suemandy DR over Trib of Spencer CR carry?

About 5,600 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Suemandy DR over Trib of Spencer CR?

The structure is 20 ft (6.1 m) long with a longest span of 9 ft (2.7 m).

Who owns Suemandy DR over Trib of Spencer CR?

It is owned by the City or Municipal Highway Agency.