US Bridges

Rt K S over Brassels Br

Fair

St. Charles County, Missouri · S 8 T 46 N R 3 E · Structure no. 4080

Built
1993
32 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
45,001
2024 count
Owner
State
State Highway Agency

About this bridge

Rt K S over Brassels Br is a concrete culvert carrying Rt K S over Brassels Br in St. Charles County, Missouri. It was built in 1993, so it is 32 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.

It carries about 45,001 vehicles a day, roughly 5% of them trucks, projected to reach 81,002 by 2044. The structure is 31 ft (9.5 m) long. If it were closed, the detour would be 24.2 mi (39 km).

CarriesRt K S
CrossesBrassels Br
LocationS 8 T 46 N R 3 E
RouteState Highway 0K
Coordinates38.75839, -90.70019
Functional classUrban Other Principal Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,001 (2024)
Projected traffic81,002 by 2044
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 km)
TollOn a free road
National Highway SystemYes

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 K S over Brassels Br built?

It was built in 1993, making it 32 years old in 2025.

What condition is Rt K S over Brassels 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 2023.

How much traffic does Rt K S over Brassels Br carry?

About 45,001 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt K S over Brassels Br?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m).

Who owns Rt K S over Brassels Br?

It is owned by the State Highway Agency.