US Bridges

Zumbehl Road over Trib of Cole CR

Fair

St. Charles County, Missouri · S 3280 T 47 N R 4 E · Structure no. 36702

Built
2022
3 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
56 ft
4 main spans
Daily traffic
20,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Zumbehl Road over Trib of Cole CR is a concrete continuous culvert carrying Zumbehl Road over Trib of Cole CR in St. Charles County, Missouri. It was built in 2022, so it is 3 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 20,000 vehicles a day, roughly 15% of them trucks, projected to reach 31,000 by 2044. The structure is 56 ft (17 m) long and 251 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesZumbehl Road
CrossesTrib of Cole CR
LocationS 3280 T 47 N R 4 E
RouteCity Street 383
CountySt. Charles County
StateMissouri
Coordinates38.78193, -90.53235
Functional classUrban Minor 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 protection8 Very GoodNo problems noted.
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
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length56 ft (17 m)
Longest span13 ft (4 m)
Deck width251 ft (76.5 m)
Roadway width199 ft (60.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2024)
Projected traffic31,000 by 2044
Trucks15%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Zumbehl Road over Trib of Cole CR built?

It was built in 2022, making it 3 years old in 2025.

What condition is Zumbehl Road over Trib of Cole 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 Zumbehl Road over Trib of Cole CR carry?

About 20,000 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is Zumbehl Road over Trib of Cole CR?

The structure is 56 ft (17 m) long with a longest span of 13 ft (4 m) and a deck 251 ft wide.

Who owns Zumbehl Road over Trib of Cole CR?

It is owned by the City or Municipal Highway Agency.