US Bridges

Exec Centre Pkwy over Trib of Spencer CR

Fair

St. Charles County, Missouri · S 30 T 47 N R 4 E · Structure no. 29252

Built
2001
24 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
1,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Exec Centre Pkwy over Trib of Spencer CR is a concrete continuous culvert carrying Exec Centre Pkwy over Trib of Spencer CR in St. Charles County, Missouri. It was built in 2001, so it is 24 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 1,000 vehicles a day, roughly 2% of them trucks, projected to reach 1,550 by 2044. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesExec Centre Pkwy
CrossesTrib of Spencer CR
LocationS 30 T 47 N R 4 E
RouteCity Street 0
Coordinates38.79567, -90.61039
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
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 Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2024)
Projected traffic1,550 by 2044
Trucks2%
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 Exec Centre Pkwy over Trib of Spencer CR built?

It was built in 2001, making it 24 years old in 2025.

What condition is Exec Centre Pkwy 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 Exec Centre Pkwy over Trib of Spencer CR carry?

About 1,000 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Exec Centre Pkwy over Trib of Spencer CR?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3.2 m).

Who owns Exec Centre Pkwy over Trib of Spencer CR?

It is owned by the City or Municipal Highway Agency.