US Bridges

Wentzville Pkwy over Trib of Mccoy CR

Fair

St. Charles County, Missouri · S 23 T 47 N R 1 E · Structure no. 24059

Built
1992
33 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
23,710
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wentzville Pkwy over Trib of Mccoy CR is a concrete culvert carrying Wentzville Pkwy over Trib of Mccoy CR in St. Charles County, Missouri. It was built in 1992, so it is 33 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 23,710 vehicles a day, roughly 10% of them trucks, projected to reach 36,751 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesWentzville Pkwy
CrossesTrib of Mccoy CR
LocationS 23 T 47 N R 1 E
RouteCity Street 0
CountySt. Charles County
StateMissouri
Coordinates38.82385, -90.85489
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
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 rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadOther
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,710 (2024)
Projected traffic36,751 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 Wentzville Pkwy over Trib of Mccoy CR built?

It was built in 1992, making it 33 years old in 2025.

What condition is Wentzville Pkwy over Trib of Mccoy 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 Wentzville Pkwy over Trib of Mccoy CR carry?

About 23,710 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Wentzville Pkwy over Trib of Mccoy CR?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Wentzville Pkwy over Trib of Mccoy CR?

It is owned by the City or Municipal Highway Agency.