US Bridges

Colony Church RD over Unnamed Creek

Good

St. Francois County, Missouri · S 29 T 36 N R 6 E · Structure no. 36587

Built
2021
4 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Colony Church RD over Unnamed Creek is a concrete continuous culvert carrying Colony Church RD over Unnamed Creek in St. Francois County, Missouri. It was built in 2021, so it is 4 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2043. The structure is 22 ft (6.7 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesColony Church RD
CrossesUnnamed Creek
LocationS 29 T 36 N R 6 E
RouteCounty Highway 128
Coordinates37.79774, -90.38365
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic150 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Colony Church RD over Unnamed Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Colony Church RD over Unnamed Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does Colony Church RD over Unnamed Creek carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Colony Church RD over Unnamed Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns Colony Church RD over Unnamed Creek?

It is owned by the County Highway Agency.